Looking to upgrade my cast iron 462 camel hump heads for aluminium 461 with 2.02 & 1.60 valves will buy bare heads so I can setup valves and springs myself. Has anyone used and or had problems with the aluminium Speedway or Trick Flow camel hump heads. To go on my factory 327 275 hp sbc in my 1967 Camaro. Cheers. Like. Sort by …Chevy Small Block Alternator Bracket - Fuelie or Camel Hump Heads with 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 the front of the cylinder head. Designed for use with OEM or CVF Racing pulleys.Featuring the famous double hump marking on the ends of the heads, the #3782461 and #3782461X heads used 1.94/1.50 inch valves. ... •The bowl area is wide around the valve guide – much wider than the old GM cast iron ‘camel-hump’ heads. •The intake and exhaust valves and valve seats have a three-angle grind from the factory.GSTP Alternator Bracket Kit Compatible with Small Block Chevy SWP SBC 283 305 327 350 Short Water Pump Drivers Side Black. dummy. Camoo SBC Alternator Bracket Adjustable Kit for Chevy SBC 305 327 350 383 5.0L 5.7L V8 Eight Cylinder Long Water Pump. dummy. Chrome Low Mount Alternator Bracket Compatible for SBC SB …Step back in time with our modern reproduction of the iconic Chevy 461 double hump cylinder heads, now cast in lightweight aluminum! In this video, Joe and Wyatt discuss the features that bring the vaunted camel hump heads into the 21st Century.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 …Trick Flow Specialties DHC 200 Aluminum Cylinder Heads combine the classic looks of 1960s-era ‘camel hump’ cylinder heads with CNC-ported airflow …That wrecking yard I visited has got various types of those camel hump heads lying around. Ported, stock, with valve seats installed and without, small and big valves, screw and pressed studs, complete and bare, some cracked, some not... They cost less than $300 a pair. That may sound like cheap, but I wouldn´t install any of those …Chevy SBC Assembled Aluminum Camel Double Hump 461 Cylinder Head (16) Cylinder Head Style: Assembled. Material Type: Aluminum. Finish: Natural. $640.99 /each. $732.00. Add to Cart ... In this video, Joe and Wyatt discuss the features that bring the vaunted camel hump heads into the 21st Century. Gen 4 LS Engines - Junkyard LS Swap ...3991492 Camel hump heads on 307. Found a set of #3991492 heads on a local online board which Mortec shows as being 1970 camel humps with 2.02 valves 64cc chambers with acc. holes will these work better then my current heads which are 624's 76 cc chambers and i believe 1.94 valves .Oct 20, 2003. 3,212. Sitting in my command bunker waiting for the zombi. As stated, the value depends on the demand from someone who wants what you have. Just FYI, the DZ engine is 69 Z28 only, so would not be found in a 67. the F17 on the heads is likely the casting date - June 1, 1967. This is kind of late in the 67 model year production, …Jun 1, 2009 · If you find a set that are ready to go and need no work, they are a good head. With port work, 2.02/5 & 1.60 pro flow valves they can be a great head. Now if you do this and the cost of all the machine work and parts. A STK Vortec head for under 600.00 a pair will greatly out perform these heads. How to identify camel hump (aka double hump) small block chevy heads. Ryan Krizan. 224 subscribers. 161K views 15 years ago.Re: camel hump vs vortec. by ProPower engines » Tue Oct 13, 2020 7:50 pm. No comparison. The vortec heads are better in every way unless you have free double bump heads and have to pay for the vortec's. If you flow the early GM heads and flow the vortec heads and compare the numbers. The big difference is in the chamber shape.biggest cam for 327 and double hump heads, flat top pistons. so i got a fresh 327 with flat top pistons and 462 camel hump heads all good, just need a cam. Im thinking around 282-286 degrees of advertised duration and around 470-500 lift, if i can go more duration i will. Ive read other threads of people recommending somewhere around 268 ...Accessory holes in the heads did not come about until 1969. This was also the first year of the long style water pump. If you keep everything stock on your 1967, it is all stock parts for a '67 with the "short" water pump. Many parts houses can set you up with what you need. 69 Camaro -originally a LM1 car. 327, Edelbrock E-streets, hooker, DUI ...Upon changing the valve springs on these 462 camel hump heads, I noticed the shop didn't install valve seals. The valves did have that little rubber o ring however, and the springs were brand new. ... Early heads depend on the steel shield plus the rubber O-ring for oil control. The problem occurs when the shield is left off. Common practice ...1094 posts · Joined 2008. #1 · Dec 4, 2015. I have a set of 1965 camel hump heads that have been completely redone with hardened seats and Manley stainless valves, screw in studs, guide plates. Comp cam springs. These were built at the machine shop and have been on my engine since it was new 2 yrs ago and only have 3256 miles on the motor.Unless your doing a restoration that requires camel humps your better off with aftermarket heads. Even a set of mildly worked vortec heads are better than camel humps. I would go with the Dart heads. You'll be much happier. Heads have advanced incredibly since the 60's. 71 Nova - LQ4/4L80E, 12 bolt posi 4.11 rear - SOLD.Compatible with Camel Hump/Fuelie Heads Includes Grade 8 Hardware Pump Rotation : Standard (Not Included) Reverse Rotation (Included) Reverse Rotation (Included) Standard (Not Included) Standard (Not Included) Product information . Technical Details. Manufacturer CVF Racing ...Compatible with Camel Hump/Fuelie Heads Includes Grade 8 Hardware Pump Rotation : Standard (Not Included) Reverse Rotation (Included) Reverse Rotation (Included) Standard (Not Included) Standard (Not Included) Product information . Technical Details. Manufacturer CVF Racing ...561 posts · Joined 2017. #1 · Jun 11, 2019. I am looking to replace my 462 camel hump, 64cc, 2.02" heads due to a crack that has developed. I am basically on a no-string budget, so I am looking at the "cheaper" assembled head options: Brodix IK 180 & Dart IE 180. Both heads are 64cc. Other than one being iron and the other aluminum, what is ...Aug 19, 2007. 43. hamilton, ontario. hi i picked up a set a double hump heads the casting number is 3890462 for free but need to be reconditioned. are these any good and could i get somke help with info like what they were on and sizes also are they worth anything? thanks for any help, chad_48. Oct 17, 2007. #2.Nov 30, 2021 · I started a build of a SJ 327 block with an older aftermarket 3.48” SJ crank. I was going to run it in my 57 with ported aluminum speedway motors camel hump heads, modified to take a staggered valve cover, and a heavily worked factory intake. I was hoping to squeak into the 12s with it. My first attempts at jogging were met by my body feeling like it was going to fall apart. Jogging seems as easy as lacing up and taking off on the streets, but here's what I learne...Camel Hump heads (3817291(C 20 8(Mar 20, 1968)) – 3917291(C 21 8(Mar 21, 1968) evens) Thank you for your time! Best regards, David. Save Share. Like. Sort by Oldest first Oldest first Newest first Most reactions. D. dyno jonn.Re: 350 block 461 camel hump heads 11-25-04 06:02 AM - Post# 560210 In response to raws67 Hi..those heads are probably closer to 64 cc. This where it gets sticky..I was doing the same thing. I ended up with over a grand into a set of 186 heads. If you have the heads surfaced,new seats,new valves and springs and keepers, you will be over 350 …As most kids are already back in school, my daughter is enjoying a couple weeks more of summer bliss before she heads to Pre-K with her friends. I know it... Edit Your Post Publish...202 camel hump heads. I was really leaning toward a set of aluminum heads, but my cousin called and said he had a set of 202 camel hump heads off his 327. He has roller rockers to go with them. The 327 is dead and now he has a LT-1 which he is putting into his 67 camaro. I currently have a mainly stock 350 with 882 76cc heads (i …Researchers have discovered abundant colonies of mycobacterium in residential shower heads. HowStuffWorks takes a looks and offers a quick fix. Advertisement Taking a shower should...Made from premium grade, lightweight A356-T61 aluminum, DHC™ 175 heads feature the exterior styling and straight spark plug holes that deliver the nostalgic appearance of the original factory performance 186, 291,461,462 "double hump" or "camel back" castings that customers want.T. techinspector1. 18069 posts · Joined 2005. #2 · Nov 3, 2006. "492" – 3991492. Good performance head. They were found on 1970 LT-1 engines. They had 2.02/1.60" valves, 64CC combustion chambers, DO have accessory holes, intake port volume should be 161CC's, exhaust port volume should be 62CC's. These heads have … Original Camel Hump Heads. I just finished up machining two sets of heads for a customer replicating camel hump heads for a Camaro restoration. He wanted high performance heads that looked just like the originals. I machined the logos off and then machined the inset by hand around a 3/8” thick steel guide. After the rough machining was ... The “double hump” or “fuelie” heads have been around since the 1960’s. They are still used in a variety of applications. We have a good supply of used ‘186 & ‘492 heads available with everything from “ Undercover Porting ” to CNC Sportsman Porting. Stock “double hump” heads flow 202 cfm intake and 141 cfm on the exhaust.Made from premium grade, lightweight A356-T61 aluminum, DHC 175 heads feature the exterior styling and straight spark plug holes that deliver the nostalgic appearance of the original factory performance 186, 291, 461, 462 "double hump" or "camel back" castings that customers want. 60cc CNC-profiled combustion chambers combined with a state of ...Mar 9, 2003 · Camel Hump Heads Long ago, and I mean long ago, I knew all this stuff by memory. I believe the first camel hump head was on the 250HP or 275HP 327. Those heads had the 1.94 intakes. The 2.02's must have been on the 350HP or 365HP, and of course the Fuelies. I used to read Popular Hot Rod religiously and they had a project called Project X, a ... Heads: Iron “double-hump” 461 castings, 2.02” intake, 1.60” exhaust valves. Crank: Forged steel. L76 327 Engine Cam Specs: GM #3849346 Cast iron, Duntov “30-30” cam. ... The phrase “Camel Hump” or “Double Hump” heads comes from this casting boss with the two ears or bumps. These heads are some of the best factory heads ever ...The original heads used on the L79 are the same as the L76 and L84, the famed “Camel Hump” 461 castings with 2.02”/1.60” valves. Keep in mind that most 461 double-hump heads have 1.94”/1.50” valves, only the select few used on L79, L76, and L84 engines had the larger valves.Features like fast-burn combustion chambers, high-velocity ports, large diameter valve springs, and positive stop valve seals bring the vaunted camel hump heads into the 21st Century. Save yourself the hassles of hunting down original GM 3782461, 3782461X or 3890462 castings, only to find out they can't be saved.Are you saying that the performance of my engine will not be as good by using 202/160 camel heads on the 283 bored 80 over. Im just looking to get about 300-350hp, that will be good enough for me. 84 Z28 Camaro Convertible 283 bored 80 over, 202/160camel hump heads, Edelbrock RPM Maniford, Holley 670 Avenger Carb, …H-Small “camel hump” c/n 186, 492. Later high performance or “fuelie” heads, some c/n 186 (1969 and later) and all c/n 492 have accessory bolt holes. Either 1.94" x 1.50" or 2.02" x 1.60" valves, 64cc nominal chamber volume. 1970 LT-1/Z-28 use c/n 186. I-Large triangle over rectangle (“crown”) c/n 882. Large chamber (76 cc nominal ...Nov 3, 2016 · Sorry 462 camel hump casting hoarders, Trick Flow is bringing back an aluminum version of the classic camel or double hump heads for the Chevrolet small block. If you are not familiar with the ... Dear Lifehacker,Nov 25, 2001 · The actual CFM flow numbers would depend on if any work was done to the heads, and the quality of the valve job I did read one test on flow #'s for a 461 (stock, untouched), the #'s were as follows: .050" 1-38.9, E-20.9 Because in the history of the SB Chevy 283, the ONE and ONLY 283 to come with double hump heads from the factory, was the 1961 275hp or 315hp/283 fuel injected Corvette engine! Yep, one year only, FI only! If the engine stamp pad is coded CR or CS and has a cast date code for Sep 60 through Aug 61, it's a somewhat valuable piece of parts.Because in the history of the SB Chevy 283, the ONE and ONLY 283 to come with double hump heads from the factory, was the 1961 275hp or 315hp/283 fuel injected Corvette engine! Yep, one year only, FI only! If the engine stamp pad is coded CR or CS and has a cast date code for Sep 60 through Aug 61, it's a somewhat valuable piece of parts.As the decade wound down, the camel hump heads continued to endure with subtle tweaks for power improvements. After 1969 these were made with accessory bolt holes and 64cc combustion chambers. Like the previous camel hump heads, casting number 3927186 was offered in both small and large valve packages. ARP 250-4202 Ford Diesel Head Stud Kit. $526.59. Trending at $549.00. Find many great new & used options and get the best deals for Camel+Double+Hump+Heads+Cylinder+GM+Casting+3917291 at the best online prices at eBay! Free shipping for many products! JimKramer said: YES, I had my double hump heads drilled about 8 years ago. It worked great and they still do. However the machine shop will not guarantee it. So get a good machine shop that has done it before and knows the approximate location. Also the hole will be drilled into the inside of the head so after you install the alt and it's ready ...item 7 OEM GM 3782461 Cylinder Heads Small Block Chevy Camel Hump 1964 2.02 1.60 Fuelie OEM GM 3782461 Cylinder Heads Small Block Chevy Camel Hump 1964 2.02 1.60 Fuelie $895.00 +$88.85 shipping3973370 heads were used on 69/70 Chev or pontiac 350/300HP engines, at least in Canada they were. Basically same head as the 186. They were only availiable with the 1.94/1.50 valve . 2002 Jerry Bickle Cavalier, 446" Small Block, Brodix Canted Valve, lenco 5 speed, 7.54 @ 180. mph,1.06 60', 2235 lbs for 2014. GM Canada Docs, Highly Optioned 69 ...Old camel hump 461 heads wich cam? My old 327 died on my last week but I have bought a 350 now, its a standard 3970010 block from 72 with original heads, I'm thinking of taking my 461 heads from the 327 and put them on, but wich cam to choose? You'll need to talk with a rep from either COMP CAMS or Lunati to find the best cam for your combination.Trick Flow Specialties DHC 200 Aluminum Cylinder Heads combine the classic looks of 1960s-era ‘camel hump’ cylinder heads with CNC-ported airflow …I want to put a power steering pump in my 67 rs camaro. I have a 327 with the camel hump heads. I have no brackets and only two holes to work with for mounting because of the heads. My alternator bracket already mounts to the exhaust manifold. Do i need an adjustment bracket or just the main bracket that holds the pump. Hellllllllllllllllllllp.Made from premium grade, lightweight A356-T61 aluminum, DHC™ 175 heads feature the exterior styling and straight spark plug holes that deliver the nostalgic appearance of the original factory performance 186, 291,461,462 "double hump" or "camel back" castings that customers want.Made from premium grade, lightweight A356-T61 aluminum, DHC™ 175 heads feature the exterior styling and straight spark plug holes that deliver the nostalgic appearance of the original factory performance 186, 291,461,462 "double hump" or "camel back" castings that customers want.Oct 1, 2006 · The double hump or "camel hump" casting marks can be found on a variety of small-block iron heads and designate a high-performance casting. Many heads with the double-hump mark were installed on ... A commercial initiative, disliked by activists, has helped revive their population. The Bactrian or double-humped camel is one of the last remnants of the Silk Road trade in India....Heads made to run 1.94 and 2.02 intake valves are the same castings. The only difference between similar heads with 1.94 vs 2.02 valves is the size of the valve port itself (the intake passage is the same size!) and of course the valve itself. Heads with 1.94 valves can be easily modified to accept 2.02 valves by boring the valve seat to the ...they have the camel hump are they like the 186's ? thanks for the help a buddy has a set sitting in the corner of the garage and he wants $150 for them. just want some info on them first. ... 3973370 heads were used on 69/70 Chev or pontiac 350/300HP engines, at least in Canada they were. Basically same head as the 186.7793 posts · Joined 2001. #2 · Dec 26, 2007. The camel back heads only have about 160 cc intake ports. For a 383 200cc seems about right. I have heard of 180cc heads giving outstanding results. Your 462 heads were awesome in the 60's and 70's even the vortec heads will out perform them now.How to identify camel hump (aka double hump) small block chevy heads. Ryan Krizan. 224 subscribers. 161K views 15 years ago. ...more. This video shows you how to identify camel hump... Features like fast-burn combustion chambers, high-velocity ports, large diameter valve springs, and positive stop valve seals bring the vaunted camel hump heads into the 21st Century. Save yourself the hassles of hunting down original GM 3782461, 3782461X or 3890462 castings, only to find out they can't be saved. The car was gutless with the stock 283, and I expect it to be somewhat less gutless after the rebuild. Heads #1 - Stock rebuilt 1967 283 Powerpack heads with a good valve job and upgraded springs, +/- 60 CC chambers. Heads #2 - TFS Camel hump heads 2.02/1.60 valves, 175 CC runner, 60 CC chambers.Do you know what a Phillips head screwdriver looks like? Find out what a Phillips head screwdriver looks like in this article from HowStuffWorks. Advertisement The Phillips head sc...17921 posts · Joined 2007. #5 · Jul 17, 2020 (Edited) For the most part aftermarket heads come ready to accept both the 1955-86 head's intake bolt pattern and the 1996-2002 Vortec pattern. The real oddball is the 1987-95 pattern that looks like the 55-86 pattern but uses a different angle on the plenum bolts.Chevy Camel Hump Heads. howaus_mw3a7d5 (7) Seller's other items Seller's other items; Contact seller; US $2,600.00. No Interest if paid in full in 6 mo on $99+ with PayPal Credit * ... Cylinder Heads & Parts for Chevy, Cylinder Heads & Parts for Chevrolet Chevy II, Engines for Chevy,Just remeber that Vortec L31 heads have 64cc chambers which actually measure slightly smaller, because of this the L31 engines use a -13cc dish piston. The Vortec L31 heads are the highest flowing GEN 1/1E head ever installed in a production vehicle. This is well known and without debate. Cliffs: Vortec 350 heads.Chevy SBC Assembled Aluminum Camel Double Hump 461 Cylinder Head (16) Cylinder Head Style: Assembled. Material Type: Aluminum. Finish: Natural. $640.99 /each. $732.00. Add to Cart ... In this video, Joe and Wyatt discuss the features that bring the vaunted camel hump heads into the 21st Century. Gen 4 LS Engines - Junkyard LS Swap ...Aug 11, 2023 · The original heads used on the L79 are the same as the L76 and L84, the famed “Camel Hump” 461 castings with 2.02”/1.60” valves. Keep in mind that most 461 double-hump heads have 1.94”/1.50” valves, only the select few used on L79, L76, and L84 engines had the larger valves. Learn about the new aluminum double hump cylinder heads for the small block Chevy V8 that offer improved performance and vintage look. See how they differ …The most common heads sought by engine builders are ones identified variously as the "Camel Back," "Double Hump" or "Humper" heads used on a range of passenger cars and performance vehicles. Background. The small-block engine was manufactured by General Motors for Chevrolet and other GM vehicles from 1955 to 2002. It featured the following ...As Doug pointed out there are 3 different casting numbers that have the double hump outside identification. If you look at the casting numbers and date codes on the heads you can get a better idea of the original application. The 291 heads are later 60's and generally are high performance. The 462's were used on early to mid 60's full size …General Motors identifies its small-block Chevy cylinder heads with both casting numbers and casting marks. "Double-hump" heads were found on many of its high-performance engines in the 1960s and early 1970s. They were manufactured with larger intake and exhaust port volumes and valves for the period, and engines equipped with them had …As Doug pointed out there are 3 different casting numbers that have the double hump outside identification. If you look at the casting numbers and date codes on the heads you can get a better idea of the original application. The 291 heads are later 60's and generally are high performance. The 462's were used on early to mid 60's full size …A fabricated panic over so-called "camel flu" is being used to spread racist stereotypes The UK Health Security Agency (HSA) alerted doctors across the UK that soccer fans coming b...That wrecking yard I visited has got various types of those camel hump heads lying around. Ported, stock, with valve seats installed and without, small and big valves, screw and pressed studs, complete and bare, some cracked, some not... They cost less than $300 a pair. That may sound like cheap, but I wouldn´t install any of those …Using the cam specs (specifically the intake valve closing angle) and your engine’s static compression ratio, you can determine Dynamic Compression Ratio (DCR). However, if a high static compression number, such as 10.5:1, is required to get a decent DCR number (like 7.8:1), you will more than likely end up with pre-ignition at RPMs above ...Dear Lifehacker,Nov 3, 2016 · Sorry 462 camel hump casting hoarders, Trick Flow is bringing back an aluminum version of the classic camel or double hump heads for the Chevrolet small block. If you are not familiar with the ... This week, we add new valvetrain components to old “camel hump” cylinder heads. R.B. Las Vegas, NV. Q: I recently acquired a set of Chevy “camel hump” small block heads. I am putting in screw-in studs so I can use Harland Sharp roller rocker arms. Other than fitting the studs, do I need to do any machine work to the heads to use the ...If you find a set that are ready to go and need no work, they are a good head. With port work, 2.02/5 & 1.60 pro flow valves they can be a great head. Now if you do this and the cost of all the machine work and parts. A STK Vortec head for under 600.00 a pair will greatly out perform these heads.SMALL BLOCK CHEVY Camel Hump Heads 1965-1967 Part #3782461 Pair. Opens in a new window or tab. Pre-Owned. $1,200.00. penzgemz (24) 100%. Buy It Now. Free local pickup. SMALL BLOCK CHEVY Camel Hump Heads 1965-1967 Part #3782461 Pair. Opens in a new window or tab. Pre-Owned. $1,200.00. penzgemz (24) 100%. Buy It Now. Free local pickup. Chevy SBC V8 Bare Aluminum Camel Double Hump 461 Cylinder Head - https://www.speedwaymotors.com/Chevy-SBC-V8-Bare-Aluminum-Camel-Double-Hump-461-Cylinder-Hea...I know it sounds hypocritical to run a camel humps and an alternator but it will be under the hood of '55 chevy so the non traditional sins will be hidden along with the Mallory Dist. I have set of 291 casting heads with no holes 2.02/ 1.60 valves to wake up the old 350. I don't have room for the low mount so need some ideas for other options ...ARP Head Stud Kit fits Subaru WRX STi EJ20 & EJ25. Find many great new & used options and get the best deals for 461 X Camel Hump Cylinder Heads at the best online prices …There is a company out there that makes aluminum heads with the old double hump casting on the ends. Might be worth looking into. 1969 x-77 Z/28 orange/ white stripes, named by my daughter "Clementine ", M-22 close ratio, 4:10 12 bolt, CE 302. Hugger orange with white stripes.Oct 1, 2006 · The double hump or "camel hump" casting marks can be found on a variety of small-block iron heads and designate a high-performance casting. Many heads with the double-hump mark were installed on ... Oct 11, 2020 · Look for last 3 numbers, example 461, Casting number 3767462 identifies Camel Back heads on 327 engines in 1962 to 1967 GM models. Number 3782461 is found on heads on the 1964 to 1967 models equipped with the 327. Number 3917291 can be found on the 302, 327 and 350 engines in 1967 to 1969 models. Number 3927186 is found in the 1969 and 1970 ...
1969 -70 camel hump 2.02 heads. $650. Hobbies › Car Engines & Parts. Listed 3 days ago in Hardin, MT. Message. Message. Save. Save. Share. Details. Condition. Used - like new. 1969-70 camel hump 2.02 heads, fresh machine and valve work, updated seats , 3927186, great for and old school purist build…$650 obo. Hardin, MT.. Kia kings auto mall
The 350hp L79 327 was the first 327 designed with a high-performance hydraulic camshaft. Up until then, all the GM high-performance small blocks used solid …Vortex intercepts high-grade silver with goldNew target discovered east of BrimstoneCentral and Camel zones convert waste to mineralizationWINNEMU... Vortex intercepts high-grade s...Doesn't the double hump head family run outta steam above about a .450" to .500" lift b/c they weren't meant to run much above .447", (-151 cam), or .456", (-346 cam)? ... Deshrouding or unshrouding refers to opening up the heads combustion chamber wall near the intake valve. If you upgrade the heds to 2.02 valves from 1.94s and don't do this ...Because in the history of the SB Chevy 283, the ONE and ONLY 283 to come with double hump heads from the factory, was the 1961 275hp or 315hp/283 fuel injected Corvette engine! Yep, one year only, FI only! If the engine stamp pad is coded CR or CS and has a cast date code for Sep 60 through Aug 61, it's a somewhat valuable piece of …I can get a set of those “camel back” or “double-hump” heads—I think the cast number is 462. This is going to be a very mild 292 in my street rod and I might even add …Made from premium grade, lightweight A356-T61 aluminum, DHC™ 175 heads feature the exterior styling and straight spark plug holes that deliver the nostalgic appearance of the original factory performance 186, 291,461,462 "double hump" or "camel back" castings that customers want.Hello, I have the following: 462 camel hump heads. 355 C.I. small block chevy. flat top pistons, 10:1 compresion ratio. camshaft: 106 degree LSA, 250 degree duration at .050". 165-180 cranking PSI in all cylinders. Quadrajet, stock intake, exhaust and heads, no porting (it is on a circle track street stock and those are the rules).Trick Flow Specialties DHC 200 Aluminum Cylinder Heads combine the classic looks of 1960s-era ‘camel hump’ cylinder heads with CNC-ported airflow capabilities to give a small block Chevy a big dose of horsepower. You can see the heads for yourself at the Trick Flow Specialties booth #23011 in the Race and Performance Section, Central Hall.H-Small “camel hump” c/n 186, 492. Later high performance or “fuelie” heads, some c/n 186 (1969 and later) and all c/n 492 have accessory bolt holes. Either 1.94" x 1.50" or 2.02" x 1.60" valves, 64cc nominal chamber volume. 1970 LT-1/Z-28 use c/n 186. I-Large triangle over rectangle (“crown”) c/n 882. Large chamber (76 cc nominal ...The car was gutless with the stock 283, and I expect it to be somewhat less gutless after the rebuild. Heads #1 - Stock rebuilt 1967 283 Powerpack heads with a good valve job and upgraded springs, +/- 60 CC chambers. Heads #2 - TFS Camel hump heads 2.02/1.60 valves, 175 CC runner, 60 CC chambers.The 350hp L79 327 was the first 327 designed with a high-performance hydraulic camshaft. Up until then, all the GM high-performance small blocks used solid …Re: camel hump vs vortec. by ProPower engines » Tue Oct 13, 2020 7:50 pm. No comparison. The vortec heads are better in every way unless you have free double bump heads and have to pay for the vortec's. If you flow the early GM heads and flow the vortec heads and compare the numbers. The big difference is in the chamber shape.Colleges and new high school graduates have what I think is a strange idea. They think every freshman is an ad Colleges and new high school graduates have what I think is a strange...1094 posts · Joined 2008. #1 · Dec 4, 2015. I have a set of 1965 camel hump heads that have been completely redone with hardened seats and Manley stainless valves, screw in studs, guide plates. Comp cam springs. These were built at the machine shop and have been on my engine since it was new 2 yrs ago and only have 3256 miles on the motor.Researchers have discovered abundant colonies of mycobacterium in residential shower heads. HowStuffWorks takes a looks and offers a quick fix. Advertisement Taking a shower should...There is a company out there that makes aluminum heads with the old double hump casting on the ends. Might be worth looking into. 1969 x-77 Z/28 orange/ white stripes, named by my daughter "Clementine ", M-22 close ratio, 4:10 12 bolt, CE 302. Hugger orange with white stripes.The "right angle" (triangle 041) heads are just as good as "double hump" heads. If I'm not mistaken, they are the factory replacement heads for the "double hump". As was mentioned already, the original double hump heads didn't have accessory holes, but the right angle heads do. Outside of that, they are pretty much the same.17921 posts · Joined 2007. #5 · Jul 17, 2020 (Edited) For the most part aftermarket heads come ready to accept both the 1955-86 head's intake bolt pattern and the 1996-2002 Vortec pattern. The real oddball is the 1987-95 pattern that looks like the 55-86 pattern but uses a different angle on the plenum bolts..