Camel hump heads.

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 ...

Camel hump heads. Things To Know About Camel hump heads.

Oct 19, 2009 · steve70malibu. According to my information, 461X was the best of all the camel hump heads but are very rare. Next comes the 492 castings, next the 461, then 186, then 041s which are not camel humps but have the same design. I have a print out from a website that lists all sb heads and information on all of them. Learn about the origin, evolution and popularity of the double-hump or camel-back cylinder heads for small-block Chevy engines. Find out how to identify, restore and upgrade these classic …item 5 OEM GM 3782461 Cylinder Heads Small Block Chevy Camel Hump 1965-66 2.02 1.60 OEM GM 3782461 Cylinder Heads Small Block Chevy Camel Hump 1965-66 2.02 1.60 $800.00 +$110.00 shippingVERY FEW Camel hump heads came from the factory with 2.02 x 1.65 valves. Many of the heads listed were available with both sizes, but only the high horsepower solid lifter type engines got the 2.02's. ... Double hump heads have the humps or "bumps" cast into the end of the heads. The early ones had two large humps …Anybody who builds hot small block Chevy engines these days will tell you not to bother modifying the old "double bump/double hump/camel hump" Chevy heads, 'cause there's dozens of new iron and aluminum replacements that work better right out of the box than any modified original... which is exactly why I want to run "real" mid '60's Chevy heads on my vintage '68 front engine dragster.

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.

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 ...

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. item 4 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 shipping the 400 has about 10.4:1CR with #187 camel hump heads, weiand intake and a new Holley 750 DP, forged pistons, a fairly radical cam (well we were told, I've heard it run for about 1min till next weekend) mini gear reduction starter, hooker headers, 3" exhaust, 4 core radiator, lakewood scatter shield , dual center force clutch, and the M21 and ...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.041s ARE double-humps. Some of the casting numbers you see the most are 461 (no bolt holes), 462, 492, 186, 041, 041X, 291 (no bolt holes), 292 (over-the-counter GM race head) Those used to be the heads we all ran, for years and years, back before CNC casting made possible the whole aftermarket head industry as we know it.

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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.

GM used a different rating for power..that 151 cam in todays world is more like 290-300hp out of a 350.... Probably the same mentality that actually thinks camel hump heads are great, too. Same with buying "big" parts not for a build later on;so in the meantime you got a pig 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. 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 ...Cast from premium quality aluminum that shaves 40 lbs. off the nose of your car vs. heavy iron heads. Comes completely assembled with no accessory bolt holes, just like the original heads. Improved port/chamber shape for better performance with the 3-angle machined valve job that promotes better flow, especially at low-to-mid lifts.291 Camel hump head spark plugs. I have a set of 291s on a 400ci (3951511, 4bolt) that I could use some help with. So, what I am looking for primarily is a spark plug recommendation for this setup with tight headers at E5 and E6. I have used 0437-Shortys in the past but haven't been happy with them.Mar 2008. Posts. 952. i think a lot of people that think that the camel humps are better simply because they flow more air or make more peak horsepower need to look at the bigger picture. the vortecs are more efficient over a broader rpm range, and require less timing and octane to get the job done.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.

Chevy Corvette 3782461 Cylinder Heads SBC Camel Double Hump Ported Fuelie. Fresh vintage Crane Cams Super Port Flow Fireball heads. Remanufactured. $1,963.67. nextgenmotorsports (408) 100%. or Best Offer. +$137.55 shipping. 41 watchers. OEM GM 3998993 Cylinder Heads Small Block Chevy Heads 1972-1973 All Stock SWEET!How Fuelie Cylinder Heads Launched SBC Performance. By Mike Magda August 12, 2017. News that Trick Flow will re-engineer the classic small-block Chevy “double-hump” or “camel-back” cylinder heads in cast aluminum is reviving interest in the original Gen I platform, and is stirring up memories of great engines that were built with those ...Oct 13, 2020 · 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. 10034 posts · Joined 2003. #2 · Jun 12, 2006. That was pretty much the hot setup back in the mid 70's. I had ran 350 motors with both the 327/350 cam and the 350/350 (L82) cam. L82 cam is good for about 5800-6000 RPM and a minimum of 9.0/1 CR. It will work with a stock stall converter but comes alive with a 2400+ stall conv.May 18, 2009 · 3991492. Jump to Latest Follow. 30K views 10 replies 7 participants last post by 2drpostL79 Aug 23, 2009. G. gregmontgomery Discussion starter. 203 posts · Joined 1999. #1 · May 18, 2009. can anyone give any info. on these heads .3991492 is the numbers are these good performance heads.thanks. Like.

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.

I'm sure you will get a more technical response for this but "camel hump" heads are named primaraly for the embossed shape in front of the head where your accessories. would bolt up too. Back in the day they were sought after hi -po hp. heads that were. closed chambered large valve small block heads.I've recently hopped over the initial hump of getting myself exercising regularly, but I'm having trouble finding a balance between pushing myself too hard and not...SBC Head shoot out Part 2Heres one for the Old school boys!Stock Vortec Heads VS Stock Camel Humps Vs Ported 2.02 Camel Humps!Very good info, Real flow data!...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 ...Oct 16, 2015 · “Fuelie” cylinder heads or “camel hump” heads were very popular in the 1960s but were not limited to a single casting number. There are at least six different casting numbers that are identified under the camel hump casting identifier. The 461, 462, and 291 casting numbered heads are commonly referred to as "camel hump", "double hump", or "fuelie" heads, and have either 1.94/1.50 or 2.02/1.60 intake and exhaust valve sizes. The "fuelie" moniker came from the fact that the first engine to get them was the 315hp 283 F.I. Corvette mill in 1960. A few of the early '60 fuelie ...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 ... 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 shippingTrick 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.Chevy SBC Assembled Aluminum Camel Double Hump 461 Cylinder Head made by Speedway Motors, for as low as $609.99. Talk to the experts. Call 800.979.0122, 7am-10pm, everyday.

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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 ...

Here, hydraulic cams ruled and tach faces only read to 6,000 rpm, redlines to 5,000. But that changed in 1965. For a mere $107.60 over the base 250hp 327, the new L79 offered both Corvette ...According to my information, 461X was the best of all the camel hump heads but are very rare. Next comes the 492 castings, next the 461, then 186, then 041s which are not camel humps but have the same design. ... As already mentioned, it is generally considered that the better choice of the EARLIER double hump heads are the 61-63 …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.Even older is the troglodyte-like 64-cc chamber heads, often referred to as “double hump” or “camel hump” heads because of their distinctive casting marks on the ends of the heads. These smaller chamber heads had better flowing ports than the later 441 or 882 castings.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. I'm sure you will get a more technical response for this but "camel hump" heads are named primaraly for the embossed shape in front of the head where your accessories. would bolt up too. Back in the day they were sought after hi -po hp. heads that were. closed chambered large valve small block heads.3782461 327, 64-66 Double humpers or Camel hump 161/62cc port 3782461X 60-63, Larger intake runners, 172/64cc port 3991492 350 LT1, 70, 64cc, straight plug, camel hump 3991492 Over counter, strt or angle plug, 64cc, 157/62cc ports ... the larger valved and pocket ported ‘Camel Hump’ style heads are just fine. ...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 ...

962 posts · Joined 2004. #2 · Mar 22, 2009 (Edited) 383 with camel hump heads. You're going to be up there on the compression ratio, and Hi-Test fuel will be a requirement. Be sure and get your "quench" set right from the start, somewhere in the area of .035 to .045. 7.HELSINKI, Finland, May 5, 2021 /PRNewswire/ -- Ponsse is launching a new debarking PONSSE H7 HD Euca harvester head alongside the previously relea... HELSINKI, Finland, May 5, 2021...The problem with adding bigger fuelie style cylinder heads like the 461 or 462 is that, while these heads increase airflow over a stock 283 head, this also increases the combustion chamber volume. Those double-hump heads generally have 64cc chambers. The stock 283 used a 58cc chamber.Instagram:https://instagram. ky hoop barns 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. curaleaf lancaster pa Based on the iconic “double-hump” or “camel-back” (fuelie) cylinder heads of the ‘60s and early ‘70s—including the famed 461 Fuelie heads—the DHC 175 castings are modern aluminum versions with …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 … norah o donnell husband The "041" head was a 1969-1970 high performance head, with the same exact performance characteristics as both the "186" and "187" Camel (double) Hump heads. It also is a 64 cc combustion chamber. It was available from the factor with both 1.94/1.5 and 2.02/1.6 valves, just depended upon which vehicle GM put them in. recipe boxes hobby lobby Jan 6, 2017 · 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 ... 28 posts · Joined 2008. #1 · Dec 18, 2008. I've got a bare set of camel hump heads with casting number 3782461 and 1.94 valves. They are not drilled in the front for brackets and have no cracks. I bought these heads in 1987 for a song and I've kept them for all this time planning to use them one day. I keep reading about all the great new ... culver's waukesha menu 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. ina garten tenderloin pork If original stle is what your looking for stick with the camel hump heads. If not bolt on aset of Vortecs and a vortec intake and be done. ... “462” double hump heads with 1.94/1.50 valves, Comp Cams XE262 with 218/224 duration @.050 and .462/.469 lift, 670 Holley on a Performer RPM intake, stock exhaust manifolds with a transverse …3991492. Jump to Latest Follow. 30K views 10 replies 7 participants last post by 2drpostL79 Aug 23, 2009. G. gregmontgomery Discussion starter. 203 posts · Joined 1999. #1 · May 18, 2009. can anyone give any info. on these heads .3991492 is the numbers are these good performance heads.thanks. Like. ultraviolet redeem I'm sure you will get a more technical response for this but "camel hump" heads are named primaraly for the embossed shape in front of the head where your accessories. would bolt up too. Back in the day they were sought after hi -po hp. heads that were. closed chambered large valve small block heads.They actually ran very well. The 327-300 engine used the double hump heads, with larger 1.94" and 1.5" valve size, larger port intake manifold with larger Carter AFB carb, and larger dump ram's horn exhaust manifolds. The basic shortblocks of the two 327s were basically the same. More than likely your block number is 870.There are a few things to consider. The valve sizes and chamber volume are two. If they have 1.94" intake and 1.5" exhaust valves a 383 would probably benefit from 2.02" intakes and 1.6" exhausts. A lot of these heads had 64cc chambers and a 383 with flat top pistons will put the compression over 11:1. If you're running pump gas on the … church chicken coupon 2023 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. expendables 4 showtimes near the ridge cinema 8 item 5 OEM GM 3782461 Cylinder Heads Small Block Chevy Camel Hump 1965-66 2.02 1.60 OEM GM 3782461 Cylinder Heads Small Block Chevy Camel Hump 1965-66 2.02 1.60 $800.00 +$110.00 shipping pocatello idaho food item 8 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 shipping koaa weather pueblo 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.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 …