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Gm double hump head

WebUsed in 1964 and 1965. Production ended approximately June of 1966 and replaced with #3890462. Casting symbol on exterior face of head is the infamous double-hump design. 1966 is late March introduction. Casting symbol on exterior face of head is single centered pyramid on square block. First square-port Mark IV head. Web336 rows · GM Fast burn 62 CC 210 CC intake runner angle plug Vortec. 12480005. 346. 0. 2.125/1.625. Gen III LS1 "GTZ" aluminum 38cc angle plug. 12480011. SB2.2 head 48 ~ …

291 heads NastyZ28.com

WebSep 21, 2016 · The bigger ports are worth 15-30 hp depending on engine configuration, disregard what Chevy rated them. The size of the intake port on a 461X casting compares almost exactly to the late 90s Vortec head. 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. WebApr 2, 2024 · The most recognized end casting identifier of the SBC heads is the "fuelie", "double hump", or "camel hump". It got the name fuelie from the fact that it was used on optional high performance fuel injected SBC … mechanical apprenticeships berkshire https://ticoniq.com

GM 461 DOUBLE HUMP HEADS eBay

WebFind many great new & used options and get the best deals for 3782461x SBC Double Hump Cylinder Heads 327 350hp at the best online prices at eBay! Free shipping for … http://chevellestuff.net/qd/head_casting_by_year.htm WebAug 19, 2012 · - GM Camel Hump 291 heads, STEP CUT spring pockets for 1.460" valve springs, 2.02"/1.6" Milodon Mega-Flo Valves (We had them so we used them), bowl ported to set throat size for bigger valves, blended top cut of valve job into chamber ~.050", exhaust runners ported smooth then polished - 1.460" springs, 170-175 seat/425 open mechanical apprenticeships

GM cylinder heads nice matching pair 3917290 1967-70 SBC 327

Category:461 Casting Double Hump heads NastyZ28.com

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Gm double hump head

chevy 461 vs 462 heads which one flows better Hot Rod Forum

WebAluminum, over the counter Pontiac 23' head, angle plug, 196cc intake port: 10045427: Pontiac/Chevy Aluminum, 91cc chamber Large Rectangle Port: 10045434: 55cc: Aluminum, Over the counter Pontiac 15' head, angle plug, raised runner, "rollover" head: 10049875: Pontiac/Chevy Aluminum Small Rectangle port: 10051101: 55cc WebJun 23, 2010 · Mar 30, 2001. 14,377. Joplin Mo. 64801. Old fuelie heads are only worth what someone is willing to pay. Too many better heads to be had for not a lot of money. Jun 21, 2010.

Gm double hump head

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WebHead History. The selection list is basically rather thin for today’s performance engines. The earliest 265 and 283 small-blocks relied on an iron Power Pack head that featured 58-cc chambers and tiny 1.72/1.50-inch valves. The bigger heads to follow were the “double-hump” heads championed by the mid-’60s 327 engines. WebOct 5, 2010 · The 461 heads are 40 year old technology. You can do a lot better than the old double humps. As others have said, drilling them is not advised. I would look into finding someone who wants the heads for a period correct resto and look for something that will do a better job of getting you the performance you want.

WebNot true. In fact, we've brought back classic Chevy performance in a big way with these ready-to-run heads for small block Chevy. Our versions of the popular GM cylinder heads offer great performance for less than it … WebAluminum GM 3782461 Chevy 327 SBC Camel Back / Double Hump Cylinder Head Bare. $494.94. $520.99. Free 5 day shipping. Aluminum GM 3782461 Chevy 327 SBC Camel Back/Double Hump Cylinder Head Assembled. Sponsored. $609.99. $747.49. Free 5 day shipping. GM cylinder heads nice matching pair 3917291 1967-68 SBC 327. $500.00

WebOct 5, 2010 · The 461 heads are 40 year old technology. You can do a lot better than the old double humps. As others have said, drilling them is not advised. I would look into … WebGeneral 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. …

WebFind many great new & used options and get the best deals for GM 461 DOUBLE HUMP HEADS at the best online prices at eBay! Free shipping for many products!

WebNov 16, 2005 · The current recommendation is that I change the heads to either Vortec or 2.02 double hump. ... -GM Goodwrench crate motor-Stock cast iron heads -- valves (I/E): 1.94"/1.50" -8.5:1 compression-Cast Iron 4-Bolt Main Cam: Comp Cams Hyd 280H Cam CL12-212-2 Operating Range: 2000-6000 RPM Duration: 280° Intake / 280° Exhaust pelican fountainWeb21 hours ago · Find many great new & used options and get the best deals for Small Block Chevy Double Hump Cylinder Head 3890462 at the best online prices at eBay! Free … mechanical apprenticeships perthWebcondition: good. ------ "202" Looks like it had Fresh Valve Job, Have only One Head. do NOT contact me with unsolicited services or offers. post id: 7609631078. posted: about 12 … mechanical apprenticeships brisbaneWebNov 30, 2008 · Angle Plug Double Hump Heads 33K views Easy 550-Plus Horsepower Chevy Build (Naturally Aspirated!) Switching to Vortec Heads? Watch before you buy 2 … mechanical apdl bucklingWebApr 8, 2024 · reduced $15000!1955 chevy 2 dr sedan, frame off, pro built, built vette 327, eldebrock carb, double hump heads, B and M mini blower, approx 503 hp, lazer strate body, large,cross flow raditor, 6 blade fan with schoud, 4 wheel disc brakes, 4 wheel indepedent suspenion, vette rear end, with sway bar, 1 piecd bumpers, P/S,P/B, A/T, … pelican from little mermaidWebSep 25, 2008 · 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. mechanical apprenticeships near meWebWhich is better accessory hole double hump heads like the '461, 462 and '291 or the later heads with accessory holes like the '186 and '492 heads? mechanical apprenticeships toowoomba