Double Hump Heads Horsepower

In the mid 1970s Jack Roush, took a beefed up a 250 CID six, made his own special crossflow head from 351C heads, stuffed it in a 4 door Maverick and won a bunch of money in NHRA. Ordinary touring on today's large-displacement street bikes allows you to relax in relative comfort, while options-to-the-hilt touring defies you to find need in your complacent surroundings. These heads will also interchange with double hump heads with casting numbers 370, 461, 461X, 462, 291, 292, 186, 041, & 492. "Jojo was a man who thought he was a loner. 1968-1974 Nova X-body 2 Drop Brake Conversion Kit With Tubular Control Arms Ss. It has early double hump heads. Camel hump, no accessory holes, 160/62cc port volumes. Enginelabs. I used the E Steet heads earlier this year with a Voodoo hydraulic roller cam, no issues at all. This is true, but 1. 02 angle plug heads. 509 was by far the fast time of the night. 60 64cc With. Our cylinder heads are cast according to FLOTEK design parameters and assembled and inspected at our facility in Evansville, Indiana. These items weren’t available to the novice in 1968. " You can identify double hump heads by locating the casting number and the casting. I have them on my 383 in my daily-driver truck. Tripple Black 1961 Corvette C1 roadster, Black paint, Black interior, Black top. Fuelie 462 Camel Hump Hp Heads 327 64 Cc 1. As already mentioned by others, there are better heads available now. Any opinions welcome. performance capabilities, due to large intake ports. Since there were zero aftermarket heads available, the best Chevy head of the time was very desirable. 60 exhaust from the factory, although the books and expert say they were never made. I think it was a Pro Stock car, but don’t remember exactly. Fuelie 462 Camel Hump Hp Heads 327 64 Cc 1. Slick Rick Racing Heads is at GALOT Motorsports Park. 7 at 110 mph. These numbers would go up if you had a bigger cam or turned more rpm. LS2 Certified Horsepower—For LS2 guys (1 2 3 Who has achieved most horsepower and torque from 383 with double hump heads?. Trending Hashtags. Used (normal wear), Hi- performance double hump heads from 1960 era Chevy needs total rebuilding also 396 heads , 11 inch clutch, pressure plate and flywheel less than 1500 miles. I was wondering what type drive train and horsepower is everyone sporting in their Sebring? Mine is a 1970 LT1 350 from a corvette street machined to run on pump gas with a 750 cfm carb, streetmaster manifold, accel ignition. The water pump sends the water flowing through the block where water jackets cast into the block help cool the cylinders and exhaust valves generated heat. Founded in 2007, we offer an extensive selection of cylinder heads for Ford, Chevrolet, and GMC performance engines. 02" valves and think you're going to get more horsepower, you're just kidding yourself unless you did some more machine work and "un-shrouded", or relieved the valve area inside the combustion chamber, PLUS added larger exhaust valves. The names "fuelie", "double hump", or "camel hump" comes from the shape of the casting identifier. Big block chevy 454, mild over-stock performance budget engine (yuma foothills) Sold at 2100 $ For sale at the motor pool is a rebuilt big block chevy 454- $2100 w/ core the block is a mark iv 454 2pc rear main seal, 2-bolt main caps with studs. Porting and Polishing For Maximum Horsepower By Eddies Performance Polishing and porting your engines vital breathing parts is an important part of blueprinting your motor for maximum performance. Two further locomotives were constructed with boosters and were classified S1/3. The Cummins marine 6CTA 8. 5-1 comp 65cc dbl hump heads I have a L-79 Cam with lots of Duration, A HEI with springs to keep the Int. 6: 250-375: 64 CC Chambers No bolt holes These are the double humps. I am adding 461 double hump heads a edelbrock performer rpm cam (234/244 dur @. performance capabilities, due to large intake ports. The casting number ends in "461X". org/jira/projects/NETBEANS0/issues) !!. also have 64cc chambers, SOME may have 2. Please use the Apache issue tracking system for new NetBeans issues (https://issues. Vortec heads (or 461X camel hump heads) would be worth another 15-20 hp on a street engine. Any of them '67 and older have no holes. It runs hard. 02 double hump heads a edelbrock intake, an edelbrock 850 double pumper, 350 turbo professionally built the car is totally street legal it has 3:55 gears with a 10 bolt the car will run 6. Casting Number. If you are shopping for Performance parts, Lighting or general accessories for your Dodge Ram we offer a wide selection of quality parts at our Slickcar. 3400-7000 rpm solid carb-830 cfm double pump(hly-0-9381) edelbrock victor jr intake. I have a ls2 forged d1 procharger going to be pushing 750-800 hp. headers 350 trans. 94 heads machined for the 2. Used set of sbc 882 heads, great upgrade to make some power and torque. The 492 was the last of the double-hump heads. 94 valves under polished breathers and finned and polished valve covers. 21\2 inch stainless steel exaust, 1. ground up restoration, need to sell husband passed away, and im moving home, thanks for looking. This package will offer you the performance and dependability you are looking for! This engine is ideal for streetrods, Corvettes, Camaros and other performance vehicles. "Double-hump" heads were found on many of its high-performance engines in the 1960s and early 1970s. transmission and rearend. All build up with Vortec heads must have had the upgraded springs ect. 2 product ratings 2 product ratings - 1965 65 Corvette Nova SS Chevelle Chevy II Impala 327 3782461 double hump heads. 72's found on standard heads. Founded in 2007, we offer an extensive selection of cylinder heads for Ford, Chevrolet, and GMC performance engines. modest investment if you want the best HP/$ spent on your. In order to be able to post messages on the Off-Road Forums & Discussion Groups forums, you must first register. 030”-over 350 makes about 480 horsepower, and features GM camel-hump heads, a World Products Motown intake, a Holley Double-Pumper Carburetor, and even more go-fast goodies. Project Gutenberg's Two Thousand Miles Below, by Charles Willard Diffin This eBook is for the use of anyone anywhere at no cost and with almost no restrictions whatsoever. Drives down the road fine. It was standard equipment on the 350ci LT1 engine produced in the early '70s. 66 327 complete intake to pan , Aluminum intake double hump heads 300 $. If your 327 has factory dual exhausts and a Carter AFB carb. Auction Lot F204, Louisville, KY 2019. 0 Comp With Floated Pins Dart Iron Eagles Head 230cc 2. These heads may have come with 1. 60exh open chamber roller rockers elderbrock jr victor alum. Auto Parts for Sale in Sugar Grove, PA: SBC Double hump heads edelbrock in Falconer, 2 TIRES 215 60 r16 in Warren, TIRES 4 Winter Claw Extreme in Warren, IKEA FUTON Single chair and in Warren, 15 MFG Boat blue white in Warren. Certainly Chevy's later performance heads are better, but the BEST performance SB heads are aftermarket versions. I Have A 350 Bored 60 Over Speed-pro Pistons10. This is the initial listing I have of Chevy small block cylinder head casting numbers, their application, and notes. Shortly before two o'clock in the morning Mrs. By the time you purchased a used double hump cylinder head and had it reworked, the cost was the same as buying a new Vortec head that produced more power. The quadjet 747 uses a double-deck configuration for part of its length and is available in passenger, freighter, and other versions. It came with 172cc runners and a larger combustion chamber. There were actually three versions, the P400, P400S, P400SV, and one factory-built Miura spyder. There are better heads out there, but, like you, I cannot afford them, and I have been happy with my double hump heads for 20 years. with double hump power pack heads, muncie rock crusher close ratio 4 gear, heavy duty performance clutch, New Interior, vintage air, New Torque Thrust II Polish Aluminum Mags , New bumpers and bumperettes, comes with an additional rear end with 4:11 gears, also disc brakes in the. The 492 was the last of the double-hump heads. 60-inch stainless. 60-inch exhaust valves. If you grind in the wrong area you could make the head flow worse or produce Hp and TQ in the wrong RPM range. 327/300 HP V-8 engine. As long as we're talking about double hump heads, the "461X" castings have about 15cc more intake volume than any of the rest of the double hump heads. However, the larger Nissan Frontier limited the cab configurations into just the Crew Cab and four-door King Cab. 1965 chevy nova 11, 202 double hump heads,4 bolt main,big vavle heads, roller rocker arms,327 motor,68 corvette small block,edelbrock carb,4 barrel bored at 40,000. bolt holes on one end only. I can't give you a horsepower number, but it would be a fun engine for sure. These heads had no accessory mounting bosses and bolt holes. Under the hood was a 5-liter High Output SEFI or throttle body fuel injected V8 capable of producing nearly 230 horsepower. These engines have a GREAT old school sound! These engines are completely custom rebuilt 1960s era Chevy 327 - 350, 365, and 375 horsepower engines. Increasing Horsepower/Torque/MPG I HAVE A 327 11:5-1 COMPRESSION 2. It used the '202' 2. Along comes the next generation of small block heads the common 340-360 head the " J ". Older heads needed 32-degrees and up to ensure a more complete burn. (I have personally seen early J heads with 2. Double Hump heads. GM produced many versions of the Chevy camel back heads, however these are visual copies of the very first double hump heads, often referred to as "fuelies" because of their use on Rochester Ram-Jet equipped Corvettes. How Much Horsepower Does a Stock V6 Mustang Have? What Model of Car Is the Fastest and Loudest? What Is the Average Length of a Car?. I've never seen a set newer than 1972. faride: The 62-64 250 horsepower 327 used a cyl. ) Racing Series break into the single digits. Chevy 462 High Performance Heads: Referred to as "double hump" these are the high horsepower ones with the 2. 60 exhaust, 64 cc combustion chamber. This is for a Pair of Bare 3917291 Heads, (GM Part Number 3917291, GM Group Number 0. 480 Lift Cam 1. I want something that will give me a. 268), Dated A 2 8 and A 6 8, (January 2nd and 8th of 1968). Then, emissions concerns forced lower compression ratios, and there was no need for a high-performance, iron production cylinder head until trucks needed more power in the '90s when the Vortec head was developed. Unless you own a machine shop, there's a good chance that the costs will easily cross the $1,000 mark with upgrades such as cleaning an old set of double hump heads, adding hardened seats. They were used on high-performance models of the 265 and 283 engines, and were also used on the standard 195-horse 2-barrel 283's in the later years of that engine. 50) set of valves. 94 valves under polished breathers and finned and polished valve covers. Double-hump cylinder heads Winter's. im going to use that crank and put it in a 327 block i will be purchasing. 50 exhaust valves. Did they machine and install hardened valve seats? Old double pump heads with the soft seats will not withstand unleaded fuel in the longterm. There are two types of double hump heads -- large hump and small hump --differentiating early and later versions. The heads flowed 237/160 @. If you grind in the wrong area you could make the head flow worse or produce Hp and TQ in the wrong RPM range. Group qualifying was the order of the day with Brian Karraker, Stephen Schnapf and Kendall Ruble the quickest of their respective group. Increasing Horsepower/Torque/MPG I HAVE A 327 11:5-1 COMPRESSION 2. General Tech - small block chevy ID - Hey I',m new here, and was hoping to get an answer to a question that I am having trouble getting. performance capabilities, due to large intake ports. FLOTEK is a leading brand of aluminum high-performance cylinder heads. com low price. 94 intakes are STILL bigger than the 1. The most recognized end casting identifier of the SBC heads is the "fuelie", "double hump", or "camel hump". These were commonly called "Fuelie" heads because they were released with mechanical Rochester fuel injection on the stock engines. 02 Fuelie Double Hump Heads running a brand new ACDelco HEI distributor. it's deceivingly stock-looking with a twin-snorkel air cleaner. They wont flow near enough to get the full potential out of it. brown_freq worrisome worry worry-worryin worrying worse worsened worsens worship worshiped worshipful worshiping worshipped worshippers worshipping worst worst-marked. 02 INTAKE VALVES ON THE DUMPLE HUMP FUELLEE HEADS LUNATI 2-6OOORPM RACE CAM WITH VICTOR JR. Please use the Apache issue tracking system for new NetBeans issues (https://issues. 67 327 steel intake Chevrolet sted steel valve covers complete 300 $. 60) if your lucky my 67 camaro came stock with them,it pushes 325 hp out of a 327 :bigthumb:. •Stock out-of-the-box Vortec heads have approx. 480 horsepower potential naturally-aspirated. if you want big power look to the new ls style chevys. The list of hardware is impressive, including an upgraded camshaft, stroker crank, ported double-hump heads, and a 4-barrel carburetor on an aluminum intake. 291's are virtually identical to 462's according to David Vizard's book on Chevy's. vortec heads. They were used on high-performance models of the 265 and 283 engines, and were also used on the standard 195-horse 2-barrel 283's in the later years of that engine. ) Racing Series break into the single digits. double eyebrow pistons, a competition cam with a 262 duration and a 471 lift. Ideal for 302- 406 c. Like mentioned the gain depends on what you are comparing them to. it has a new edelbrock 650 thunder carb mech. 60 exhaust from the factory, although the books and expert say they were never made. chevy sb double hump heads how do you ? the horsepower is i find in the books are 3 rated their was a 275 hp 300hp & 350hp. Small block Chevy closed chamber double hump 300 horsepower heads ready to be bold on - letgo. It is funny how the public relations people at Olds advertised the compression ratio in the 442 at 10. 6 mm) valve diameter high-performance 327 double-hump '461 heads, pushrod guide plates, hardened 'blue-stripe' pushrods, edge-orifice lifters to keep more valvetrain oil in the crankcase for high-rpm lubrication, and stiffer valvesprings. We are committed to providing your boat with the very best in engine protection with premium, application-specific oil filters. The Dart heads offer superior air flow to the early “double hump. Find out why you'd want to and what it will take to get the job done. Increasing Horsepower/Torque/MPG I HAVE A 327 11:5-1 COMPRESSION 2. (Like the old 327 and early 350 performance heads such as the nostalgic Fuelie Double Hump Fuel Injected Heads. Step back in time with our modern reproduction of the iconic Chevy 461 double hump cylinder heads, now cast in lightweight aluminum! Also known as "fuelie" heads, the 3782461 castings were used on many legendary Chevrolets from 1961-1967. In fact, we've brought back classic Chevy performance in a big way with these ready-to-run heads for small block Chevy. chesterwright1976. My problem is I can't seem to get the timing right with either the initial or top end total and my engine is slow to start. And as for racing with that cam you can't turn the rpm to be. 510 lift), edelbrock performer rpm air gap intake w/edelbrock 750 carb. Switching to a pair of 200CC Dart Pro 1 Platinum Heads netted 462 HP. " You can identify double hump heads by locating the casting number and the casting. This mark is in the same places on the head as the "double hump" mentioned above. it may be a 300 horsepower 327. Cylinder Head ID. 0 Comp With Floated Pins Dart Iron Eagles Head 230cc 2. Attack Forums; General; If this is your first visit, be sure to check out the FAQ by clicking the link above. This mark is found on many medium and high performance heads of the 1960'sMany times this mark has been mistakenly beleived to be the. The easiest way to reference any production head is with the last three digits of its casting number. 3927186 castings,G239-G249 date code double hump,2. It's hard to say they made different castings on the (double hump) heads but GM claimed from 300hp to 375hp for the 327 depending on the heads you should run the casting numbers to find out. com offers a complete selection of Dodge Ram Accessories. Chevy Double Hump Heads Specs General Motors identifie ses petit bloc culasses Chevy avec les deux numéros de coulée et les marques de coulée. Holley 750 DP with manual secondary, Holley. 60" valves, 64CC combustion chambers, DO have accessory holes, intake port volume should be 161CC's, exhaust port volume should be 62CC's. Enginelabs. if you want big power look to the new ls style chevys. Look forward to a full length video covering the double hump heads in the furture! Brzezinski Racing Products premiered a video. An option to consider is to use the aftermarket Dart heads with a disguise package to resemble the original “double humps”. With block huggers, single 2. i'd find a set of old 305 high output heads and get them done up. 5 component speakers. 50 exhaust valves. If you've got a set of stock cast iron heads and had them fitted with 2. Chevrolet Performance's Fast-Burn 23-degree cylinder heads deliver maximum performance for Small-Block engines. For instance, the camel hump symbol (also called double hump) can be found on 461, 461X, 462, and 291 casting heads. And after a few hundred miles of freeway riding, the required isometric posture takes its toll in tired shoulders and wrists. Do I need self aligning rockers or guide plates - Answered by a verified Chevy Mechanic. By the time you purchased a used double hump cylinder head and had it reworked, the cost was the same as buying a new Vortec head that produced more power. Double-Groove Valve Stem A valve stem having two keeper grooves. 94 is more desireable. The casting numbers would be 461, 461x, 462, 291, 186 and 492 heads, I believe. Hi, it's Russ Bassdozer here. With a maximum top speed of 122 mph (196 km/h), a curb weight of - lbs ( kgs), the Camaro I 327 has a naturally-aspirated V 8 cylinder engine, Petrol motor. These heads feature small chambers for high octane fuel, smaller intake ports and larger valves for better flow. part 3782461 Heads are unmolested-never ported polished,or machined. Did they ever make a 305 with double hump heads? I ask this because my 305 has them. Double-hump heads, an Edelbrock 4-barrel carburetor, polished intake manifold, and an HEI ignition system ensure that it's a smooth runner, while a set of long-tube headers feed a custom Flowmaster dual exhaust system to make added horsepower and some awesome sounds. Trying to decide if it has 202 or 194 heads. Somehow the 327 sbc on my car ran into a low oil issue. 60 Camel Fuelie Chevy posted by Chris in Eustis. Chevy small-block engine head casting numbers identify the model year, horsepower range, valve and chamber size and the size of the intake and exhaust ports. The new heads from Trick Flow have larger 175cc intake runners. Since 1966 Sierra has been a pioneer in the field of oil filtration. Still had the old chain with the plastic teeth which gives me more reason to believe the heads where never changed since those are performance heads. It has been given a restoration including a re-paint. The power adders could be to much depending on how your gonna be with it. 6: 250-375: 64 CC Chambers No bolt holes These are the double humps. I have a similar setup in a 55 Studebaker, but a 327. The new heads from Trick Flow have larger 175cc intake runners. org/jira/projects/NETBEANS0/issues) !!. Research the 2019 GMC Sierra 1500 Double Cab with our expert reviews and ratings. 50) set of valves. The next major decision we had to make was selecting a set of cylinder heads. Ruble's 13. It starts easily and idles well, and with all that extra horsepower on tap, performance is more than energetic. 480 horsepower potential naturally-aspirated. Top Quality Custom Built Engines. RHS is the leading developer of high performance cylinder heads, engine blocks, intake manifolds and related components for street performance and race engines Racing Head Service (RHS) JavaScript seems to be disabled in your browser. Find many great new & used options and get the best deals for 67 CHEVY sbc REMANUFACTURED 291 FUELIE CYL HEADS CAMEL HUMP FUELERS 64CC chev at the best online prices at eBay!. GM spent a considerable amount of money to develop CNC ported LS6 heads because they thought CNC’d heads would be required to make 400+ horsepower. The 2 bolt main block will handle up to 400 horsepower, and your drive train will handle up to 400 horsepower. I have a '67 Camaro with a 327 with double hump heads running stainless steel 2. Please enter your desired user name, your email address and other required details in the form below. Delivers Impressive Horsepower and Torque Gains. This is a TRUE Supersport 1966 Imapala. 94 intake and 1. lift cam ink. By the time you purchased a used double hump cylinder head and had it reworked, the cost was the same as buying a new Vortec head that produced more power. Auto Parts for Sale in Sugar Grove, PA: SBC Double hump heads edelbrock in Falconer, 2 TIRES 215 60 r16 in Warren, TIRES 4 Winter Claw Extreme in Warren, IKEA FUTON Single chair and in Warren, 15 MFG Boat blue white in Warren. GM produced many versions of the Chevy camel back heads, however these are visual copies of the very first double hump heads, often referred to as "fuelies" because of their use on Rochester Ram-Jet equipped Corvettes. Vintage Chevy Camaro Super Sport SS RS Z28 hardtop convertible cars for sale - Classifieds in Orlando, FL: 1969 Chevrolet Camaro RS SS in Winter Garden, 1969 Chevrolet Camaro, 1969 Chevrolet Camaro 350 V8, 1969 Chevrolet Camaro SS in Winter Garden. Casting number "462" fuelie heads. 60-inch stainless. The engine, rated at 70 horsepower could do the quarter mile in under 13 seconds, and at 125 miles per hour, was faster than the XLH. If the head is 71 or older, these days it's not worth it to rebuild them because they cost more to fix up than you could get new heads for that are better. i am going to have big domes (running alcohol) and forged rods. It used the '202' 2. original interior with in dash tac, bucket seats and console. Chevy put a cast identifier on the end of the headslike a "double hump", a triangle, a saw tooth shape, etc. 1969 engines used head casting number 3927186 and featured the large 2. I have to admit to running head fast to chew up stalks! Haven't been real thrilled with the cost of double 60 chain for input drive. Yes the double hump heads was a great head, 30-40 years ago. Chevrolet Head Casting Number Reference Small Blocks 64-66 Double humpers or Camel hump 161/62cc port 327 210 HP Camaro, acc. I am looking at a 1968 327 to put in the old truck. 509 was by far the fast time of the night. 327 (HCH Code Engine: 1966 327 factory rated at 275 horsepower), 4 barrel carburetor, double hump heads, dual exhaust, automatic transmission, power brakes, power steering, 18” and 20” Vision Legend series chrome wheels, factory Regal Red car refinished in a beautiful basecoat clearcoat paint job, white power convertible top, top boot, red. 1969 Corvette Overview. The block casting number on small block and big block Chevrolet V8 motors is located on a ledge found at the rear of the block, most often on the driver's side. The debut album from Gnomes of Zurich doesn't try particularly hard to rock out, and it doesn't do so; at the same time, it doesn't try particularly hard to be complex or melodic, and it doesn't achieve this either. They were primarily used on 60's to early 70's "performance" factory engines. 66 327 complete intake to pan , Aluminum intake double hump heads 300 $. 94 valves under polished breathers and finned and polished valve covers. Plus, as has been said already, the double humps were good in their day1960's, sooooo many better heads have been made since then to even consider them for any kind of performance application. The engine, rated at 70 horsepower could do the quarter mile in under 13 seconds, and at 125 miles per hour, was faster than the XLH. It came with 172cc runners and a larger combustion chamber. Both castings had the familiar "double hump" machined pad located on each end of the head. he parked it in his garage and hardly ever drove it so he decided to sell it. 50) set of valves. Buy Chevrolet Performance 12681431 at JEGS: Chevrolet Performance 5. What is your opinion on what spark. 350 4-bolt block and 186 Camel Hump Heads kind of horsepower at the engine speeds those things normally see. It has the double hump casting marks a lowrise castiron manifold with a qjet. 480 tappet lift 280 duration at. question is what should the timeing be set at for the best performance. Listed is a used set of Chevrolet Double Hump Cylinder Heads 8782461. The double hump heads didn't have accessory holes until 1968. Air conditioning. I can't give you a horsepower number, but it would be a fun engine for sure. TFS is introducing its DHC (double-hump) castings for small-block Chevys that look like the original "fuelie heads" with the double-hump casting bumps, and they will also be available with optional bosses and bolt-holes to accept later accessories. By today’s standards, the original double hump heads were small with a 170cc intake port. 600 lift cam. yeah what i read basiclly aid older 350 heads, but use the 403 valves , mill the 350, add water jackets (4 that are missing) , resize the head bolt holes and its a done dealthen throw on eddy intake, and match the headers/clean em up for better flow. 60 with standard valve angle and spacing is very tight if the margin is wide over seat angle. Cleaned and surfaced, should have seats and guides replaced. And it received an incredible boost in engine capacity with 265 horsepower and 284 lb/ft of torque – one of the strongest in its class. Check out these Chevrolet double-hump cylinder heads and you'll find out why most are the same but NOT equal! Check out the details, modifications, and tests we run on various types of heads, all. 02) will possibly give you trouble with a 305 with clearence with the small bore. 3 with better exhaust then 11. Trying to decide if it has 202 or 194 heads. I have a ls2 forged d1 procharger going to be pushing 750-800 hp. How to Port Aftermarket Cylinder Heads - Part 5 January 16, 2015 by Muscle Car DiY In the late 1980s and early 1990s, production processes resulted in much more accurate castings. 388" SBC with Old School Double-Hump Heads Mild Hyd Roller Camshaft Made an easy 425hp and 440ft lbs trq on the Kidd Performance Dyno Heading home after a 2,850 mile round-trip from ID to Deuce Days in Victoria BC, then down to B'Ville and back home to ID. 50) set of valves. Double-hump heads, an Edelbrock 4-barrel carburetor, polished intake manifold, and an HEI ignition system ensure that it's a smooth runner, while a set of long-tube headers feed a custom Flowmaster dual exhaust system to make added horsepower and some awesome sounds. Both castings had the familiar "double hump" machined pad located on each end of the head. It has early double hump heads. com and find specs, pricing, MPG, safety data, photos, videos, reviews and local inventory. Hei distributer,gear reduction starter,new water pump,alternator and pulleys new fuel pump complete turnkey, sounds awesome this engine makes around 330 horsepower can hear run still in car has maybe 100 miles call. I am beggining to rebuild a small block chevy engine, I'm pretty sure it is a 350 but I am not sure what it came out of and what year it is and possibly the original horsepower. It used the '202' 2. An option to consider is to use the aftermarket Dart heads with a disguise package to resemble the original "double humps". ground up restoration, need to sell husband passed away, and im moving home, thanks for looking. stands behind each product we manufacture 100%. Used generally in '68. The most recognized end casting identifier of the SBC heads is the "fuelie", "double hump", or "camel hump". 1992 S-10 Extended cab fully loaded 15" Eagles 31's HP Dana 30 + Ford 8. 450 will make 300-350 HP with 9. no headers and two chamber Flowmasters(40 series). intake 650 holley double pumper hei ignition hedders. And cc them regardless so you know exactly how big their chambers are!! They both should have about 160 cc intake ports!!. The heads come as pictured and are ready to install. the other large duoble humps have no bolt holes in the heads. Discount on Tenergy 6V 3300mAh Hump NiMH Battery Receiver Packs w/Tamiya & JR Connector and get fast shipping on best promotion today. how much more horses and what would the compression be if i was to throw the cylinder heads on the bone stock 350. ) PLEASE CALL FOR MORE PROMOTIONAL PRICING AND SALES!. There are two types of double hump heads -- large hump and small hump --. 02 valves when i give throttle real fast it pops through carb but idles fine any suggestions THE HEADS ARE OFF OF A VETTE ENGINE OR IM TOLD THE CAM IS CRANE 254/254. Below that intake, familiar double hump heads seat 1. Fuelie heads started in 85 "I think you are mistaken. The most common heads sought by engine builders are ones identified variously as the "Camel Back," "Double Hump" or "Humper" heads used. This car fires right up, runs healthily and drives incredibly well with all that extra horsepower on deck. Increasing Horsepower/Torque/MPG I HAVE A 327 11:5-1 COMPRESSION 2. Chevy Small Block Alternator Bracket - Fuelie or Camel Hump Headswith Long Water Pump (LWP) (283, 302, 327, 305, 350 & 400 CID) Mid-mount Chevy small block alternator bracket for V-belt applications with Fuelie heads that do not have bolt holes in. Find Summit Racing® Cast Iron Cylinder Heads for Small Chevy SUM-152123 and get Free Shipping on Orders Over $99 at Summit Racing! Think you have to scour the local bone yards to find a decent set of GM's old double hump or fuelie cylinder head castings?. Browse a variety of top brands in Water Pumps such as NorthStar, Powerhorse, and JGB Enterprises from the product experts. "It's possible to swap a set of heads from a 1990 Vortec truck engine onto the original '55 265. Cummins Marine 6CTA 8. how much more horses and what would the compression be if i was to throw the cylinder heads on the bone stock 350. they flow decent but a set of modern heads will make much more power. Here is a short time lapse video of our Double hump CNC Sportsman porting. The new heads from Trick Flow have larger 175cc intake runners. "Double-hump" heads were found on many of its high-performance engines in the 1960s and early 1970s. 1969 Corvette Overview. Used (normal wear), Hi- performance double hump heads from 1960 era Chevy needs total rebuilding also 396 heads , 11 inch clutch, pressure plate and flywheel less than 1500 miles. These engines have a GREAT old school sound! These engines are completely custom rebuilt 1960s era Chevy 327 - 350, 365, and 375 horsepower engines. Drives down the road fine. Ideal for 302- 406 c. The list of hardware is impressive, including an upgraded camshaft, stroker crank, ported double-hump heads, and a 4-barrel carburetor on an aluminum intake. 327 CID Double Hump Heads, TH400 Tranny, Following updates since 2011: New Interior (seats, foam, carpet, door cards. Jig Fishing A to Z.