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Gm 487x heads

WebApr 11, 2024 · Chevy 409 cylinder heads - $2,400 (Camdenton) For sale: 2 Rebuild Chevy 409 Cylinder heads 817, Heads have been checked for cracks OK. 2.25 Intake & 1.74 EX, stainless valves and hard seats. Ran them in my car for 3000 miles, Built stroker engine, Sold old long block and keep heads. These heads were built with the best parts that … WebFeb 9, 2009 · SBC Heads I thought I recognized those head numbers. I have the 3973487X heads that are 2.02's. Lingenfelter book says that my 487X heads are great flowing. Check out this site for the break down on some of the different head configurations for performance small block chevy heads. Small Block Chevy Heads This is what is says about your …

chevy heads 487x 400.00 - $400 (stanley n.c) Auto Parts Sale

WebARP 134-3610 Cylinder Head Bolt Kit Chevy LS Hex Head Free 2Day Fed-Ex Shipping. $126.99. Trending at $139.99. ARP 208-4302 Head Studs w/12-Point Nuts (U/Cut Studs) $161.99. Trending at $183.97. Ford 289 302 351W 408 427 5.0 Mustang Aluminum Heads GT40 EFI OR carburetor . $899.99. Trending at . WebJan 23, 2016 · MidgetMotorsports07 wrote: the nitro man wrote: 441, 487 & 993 are all decent heads, but the 487x is the better head. yes they are... but getting scarce! I have 3 sets left, but I have countless 882s. there is no comparison between the others and the 882's for power. They just suck period and are thin castings as well. fishing modesto reservoir https://stylevaultbygeorgie.com

spark plugs for 441

WebMar 9, 2009 · 487x 75cc 2.02 1.60 492 64cc 2.02 1.60 493 76cc 1.94 1.60 520 61cc 1.72 1.50 523 67cc 1.72 1.50 537 69cc 1.72 1.50 539 60cc 1.72 1.50 545 76cc 2.02 1.60 ... Most folks building performance engines using GM heads still prefered the earlier '746' 'Raised Plug' head for high compression engines - prefering the stronger deck over smoother … WebDec 31, 2006 · Will be pulling my engine apart over the winter, 350ci, some flat cam lobes and cam bearing damage, the heads are 487x, any of you guys had much experience with these heads? car will be street driven, not daily driver. Thats your basic early 70s 1.94 -1.50 valve head with 76cc chambers. They are one of the better 76c heads similar to the 993 … WebJun 14, 2010 · The 350 came stock anywhere from 7.8-10.5 or 11.00CR stock. If you want the best cheap set of heads the 96-99 GM Vortec 64cc Chmbr, 170cc Intk Rnr. 1.94Intk,1.50 Exh. Should pickup 30HP or more … fishing mode on

Ported Chevy 487x heads - Page 6 - Don Terrill’s Speed-Talk

Category:Ported Chevy 487x heads - Page 6 - Don Terrill’s Speed-Talk

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Gm 487x heads

Chevy small block 487X heads - auto parts - by owner - vehicle...

WebApr 18, 2003 · 487X is a 74cc head instead of the regular 76cc. A little more compression but not much. Original 138 car from Freemont. 67 SS Bench seat 4-speed car with 396, … WebSep 30, 2008 · 487 or 487X are good ports attached to a poor chamber. Anything you gain in breahing is lost to a slow, detonation prone burn. However, they make a good blower head. Also, still required in some racing classes and somewhat rare as a result of all the short trackers hunting them down. Bogie.

Gm 487x heads

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WebJan 6, 2024 · I am looking for a set of "487" heads with the 2:02 valves dated before 12/1970. Thanks. If I remember right the 487 was later head and the 70 LT1 heads were 186's with a 492 casting replacement later in 1970. I do have a set of 487X casting heads on a 400 but I think the date code would be later and have 1.94 and 1.5 valves. WebNov 25, 2009 · Those heads would be good for mild performance use. But here is the problem, they are not designed for unleaded fuel. The valve seat life will be short doing …

WebDec 11, 2024 · Chevy Tri Five Forum. A forum community dedicated to 1955, 1956, and 1957 Chevy owners and enthusiasts. Come join the discussion about restoration, engine swaps, reviews, performance, … WebJan 10, 2005 · 431 Posts. #2 · Jan 1, 2005. I think they have a 10cc larger intake chamber on them. They are 71-72 350 castings like you said, passenger and truck heads. The rest you probably know, 76cc chambers, 1.94/1.50 or 2.02/1.60 valves. They should flow around 215-225 cfm intake @ .500. Intake runner should be somewhere around 165cc, exhaust …

WebBill Mitchell Products BMP 024020C – Cylinder Head Aluminum Chevy Small Block 255cc 64cc 23Degree 2.080″ x 1.600″ CNC PORTED. Rated 0 out of 5. Learn More. Alum 23 Degree 180cc Dart 11110010P Cylinder Head Aluminum Small Block Chevy Pro1 180cc 64cc 2.020″ x 1.600″ Angled Plug, Bare Casting. WebOct 19, 2009 · In response to Petroholic. Some of the 487x heads came with 2.02 1.60 valves from the factory. When I did the research some sites said all 487x heads came from the factory with the bigger valves I have seen them both 1.94s and 2.02s. I cant remember the exact difference between the X heads and the regular 487s but I want to say and …

WebNov 15, 2011 · 487x has induction hardened exhaust seats vs. the normal 487 head. if you put bigger valves in them, you'll need hardened seats put in the exhaust after you cut … can burmese pythons climb treesWebAug 23, 2012 · 487 heads. for time and the money u spend on all add ons for the vortec ( valves springs covers intake oh yea they crack easy take your cash and buy a set of GM 292 turbo heads there the same as a dart 2 right out the box. Reply. 08-23-2012, 04:15 PM. # … fishing mod gta vWebSep 5, 2011 · Here's an example - the 487x head you run is designed for the small tapered seat plug - 5/8 hex, .460" reach. You can get a plug with those dimensions that is a resistor plug, one that is a suppressor plug, and one that is a non-resistor plug. You can also get plugs with those dimensions that have different style tips - racing style, projected ... can burmese cats have blue eyesWebDec 24, 2008 · From what I remember the "487" and "487x" heads are fairly sought after by lower end circle track racers. I know when I raced in a Street Stock class they were the most commonly used head out there. The guys who ran them paid pretty good money, so they must be one of the better GM castings *Bowties, and Vortec" were illegal. can burn easilyWebSep 21, 2011 · NGK Spark Plugs ( USA) Inc. Technical and Training Specialist – Aftermarket Division. 46929 Magellan Drive. Wixom, MI 48393. Office: (248)-926-7107. Fax: (248)-926-6938. Email: [email protected]. ASE Certified. use this tool to search yourself if you know heat range and gap. fishing modsWebApr 10, 2024 · chevy small block 487x heads street race dirt car gm - $150 (cumberland) pair used 487x head 150 for pair ... Chev heads - $150 (Mt pleasant) 97chevy 305 … fishing mod minecraftWebFind many great new & used options and get the best deals for 3973487X Cylinder Heads 350 SBC SB Chevy 71 Z28 Camaro 487x Corvette Chevelle at the best online prices at eBay! Free shipping for many … fishing mod minecraft 1.19