Camel hump heads

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 ...

Camel hump heads. Originally sold bare, so valve sizes are dependent on machining. All 400ci small-blocks utilize Siamese cylinder walls. This design caused the cooling system to develop hot spots and that is why the 400 heads have steam holes. 25534351C: 2004 Bow Tie, cast-iron, Vortec, 175cc intake ports, 65cc exhaust ports, 2.02/1.55-inch valves.

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 ...

Camel back, double hump,fuelie heads, are all names for 461,462 & 291 head castings, and I think they WILL work on a 305. If I'm not mistaken, they would lower your compression ratio, though. I think 305 heads have 58CC combustion chambers, and the above named heads have 62-65 CC combustion chambers. I woud imagine that the intake runners on ...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.Insider's Phil Rosen breaks down why credit agencies could still downgrade the country's creditworthiness in a no-default scenario. Jump to Happy hump day. Phil Rosen here. By now ...148 posts · Joined 2009. #1 · Jan 12, 2010. I recently called a reputable machine shop in my area about having my sbc camel hump heads upgraded for unleaded fuel and to install 2.02 valves. I asked about installing hardened seats at the exhaust valve and he said not to waste my money. This isn't a daily driver, in fact I haven't put 1000 ...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 ... Chevrolet Small Block Camel Hump Heads (Small Camel Humps) In this video we get a tad bit confused over the Casting Numbers Watch me struggle to figure this ... Chevrolet Small Block Camel Hump Heads (Small Camel Humps) In this video we get a tad bit confused over the Casting Numbers Watch me struggle to figure this ... 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.

The 55 is 60's themed and went with a set of 291 camel hump heads. I spent 2000 for a full comp port job, intake runner work, opened to 1205 fel pro, bowl work, chamber work, 2.02, 1.6 valves, screw in studs and guide plates, pressure tested and magged. Custom cam from mike jones 292/296 231/234 .353/.341 lobe lift x 1.6 rocker, …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.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.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.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 …Dec 26, 2007 · Camel hump heads are way over rated in this day and age. You could gain a little more power from them by porting and cleanup. I ported my Sportsman IIs using a high speed steel cutter on a Dremel tool. It took forever, but it worked. I guess it depends on how confident you are with a Dremel.-You could take the sharp edges off of the short turn ... Erik Beckett Discussion starter. 710 posts · Joined 2001. #1 · Jul 11, 2004. I need to install some new plugs in my 327 but I am not sure what to go with. I have the 462 camel hump heads and right now there are NGK XR5's in that are a grey color on the porcelin. This the same set that came with the car when I bought it so I need to change ...

An Authentic Aluminum Reproduction of Chevy’s Camel Hump “Fuelie” 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.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,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 ...Any camel hump head is a candidate for a street engine build. But the key is what you have to spend to make them useable. A lot of them are cracked in the exhaust seat area. If you find a set of original stock heads, you'll need a valve job, exhaust seats, valve guides - maybe screw in studs/guide plates.ARP 134-3601 Head Bolt Kit - Chevrolet Small Block. (85) $87.06 New. ---- Used. Find many great new & used options and get the best deals for Camel+Hump+Heads+Casting+492+%26+292 at the best online prices at eBay! Free shipping for many products!

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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....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.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 ...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. Double hump heads have the humps or "bumps" cast into the end of the heads. The early ones had two large humps connected together. They resembled the back of a double hump camel, hence the nickname. The later double hump heads (69-70) had two small humps that were not connected.

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.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 ...As already mentioned by others, there are better heads available now. Certainly Chevy's later performance heads are better, but the BEST performance SB heads are aftermarket versions. The first version of the double hump heads was the 461, which was introduced in 1961 on the 315hp/283 fuel injected (ONLY) Corvette engine.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 …Step back in time with Speedway Motors’ 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. Their all-new cylinder head casting is a modern take with all the old-school looks you ...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!...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-20.967/68 Camaro's were short water pump engines that did not require accessory holes in the heads. 69 Camaro's were long water pump engines that only required one bolt hole in the passenger side head. (even though each head had 3 drilled and tapped holes on both ends of the head. Vintage Air will set you up with brackets for either …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.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 ...Offered in 69-71, on high performance 350's, and as a service replacement for the 64cc heads. Basically the same as the 186/041, and supposedly still available at your local chevy dealer, under different p/n's. Later castings offered 1.44" diameter spring seats, and thicker spring seats.

There are decent heats, rather a return to the old dual quench, camel hump head. Not as power making as the L31 Vortec head of 1996-2002 but a pretty decent head for seekers of top end horsepower. What you need is the engine builds and partial VIN codes off the right front of the block between the head and the coolant pump.

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 ...A hump on the upper back between the shoulder blades is an area of fat accumulation on the back of the neck. The medical name of this condition is dorsocervical fat pad. A hump on ...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,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.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...It's two half-ovals connected by a straight bar-most easily described as "two humps." Some of these are also nicknamed "Fuelie" heads because a version appeared on fuel-injected 327-powered Chevy ...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.stinger460. lets not scare the man. 400 sbc's can be cooled and not over heat on the street. here's how. drill steam holes in those heads if you really plan on using them. also while having the heads off time to do some plumbing. on the block between the two center bore there is a plug in the water jacket on each side. remove them, then coming ...

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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 ...Unicorns are beautiful but fragile. Camels are survivors. The education technology industry is having a moment. When Covid-19 lockdowns sent 1.7 billion learners home, leaving teac...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 …Camel hump heads are very nice, and when properly pocket-ported can make some serious power. Why do you feel the need for accessory holes when the Header Power Brackets are available? These are made specifically for the camel hump heads without accessory holes, but will also work with the later heads with accessory holes that …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.I researched the best head-porting tactics for small-block Chevy double-hump heads, and iron big-block Chevy rectangle-port heads. A quick search educated me that a set of later model Vortec heads are a better option. Additionally, I found a wealth of info on the steps necessary to improve the Vortec with minimal porting. As one online ...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 ...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. 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. ….

461 and 462 camel humps are good heads for the time. If you building a period specific engine or restoration such as a 350hp/327 they do the trick. You can get the 186 castings, they are 64 cc heads with accessory holes used on 69 302 and 70 350 LT-1 …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. 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-20.9Dec 23, 2017 · 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 straight spark-plug locations and improved 60cc combustion chambers. 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. 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.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. SBC 350 Build Combinations: Recipes for 300-600+ HP. Read More. The small block Chevy is still a ...the 462 and pretty much all the following camel hump heads had the D shaped chamber, and the spark plug location was moved with a large quench pad adjacent to it....these are the heads to use if you are going to run domed pistons, the 461's usually have some interference with domes and spark plugs. 461 View attachment 204412 462 View attachment ... Camel hump heads, [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1]