Best factory 350 heads

Apr 01, 2010 · Read all about the low budget upgrades we install as we build up our Chevy 350 small block engine. ... (less weight than our iron factory heads) and the significant increase in port flow, not to ...

May 20, 2008 · For lower cost.. I would go used vortec heads ($200-450 a pair). 1996-00 350 truck vortec heads. Those heads are the best stock flowing heads chevy ever made. It beats the old double humps, fuelie, and L98 alum heads. Use fel pro 7733SH1 or fel pro 1094 head gaskets 4.100" x .015" thick. Nov 15, 2010 · Which cylinder heads is the best for 289 CID? ... Heres some flow numbers for ported factory 289 heads, avg intake 170, avg Exh, 143. ... you can make your 350 hp ...
Aug 15, 2011 · Stock bore, 305, factory heads, HEI, tweaked-out 2-Jet, same timing, stock manifolds, no mufflers, .420 lift cam.... Would turn 6500-6800 RPM at the end of the straights, no problem. One engine I built lasted nearly 5 seasons and it only broke after a hard hit. Nothing compares to a Factory Original new GM Crate Engine when it is time to replace the worn out 350ci Vortec engine in your 1996 thru 2000 Chevrolet or GMC pick-up and SUV's. Part number 12681432 is the Light Duty replacement engine direct from GM Powertrain and fits most 1/2-Ton Silverado's, Sierra's, Tahoe's, and Yukon's.

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Originally produced in 1985, the L96 added tuned-port fuel injection and aluminium cylinder heads to the 350-cubic inch V8 family. The engine was designed with two overhead valves per cylinder, with each cylinder having a compression ratio of 9.5:1, a bore of 4 inches and a stroke of 3.48 inches.

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Best factory 350 heads

Apr 16, 2009 · Cam And Valvetrain As good as the Vortec heads are for a production-based head, they still poop out at around 350 hp. Anything more requires crutching the heads with a custom cam. Limited oval-track stock car guys usually are restricted to production heads,...

See our Intake manifolds - 350 320 318 Chevy. Edelbrock is the most respected name in performance. Since 1938, Edelbrock has manufactured its core products in the USA for quality & performance. Aug 25, 2013 · 350 CHEVY HEADS BEST AND WORST PART 2 - Duration: 16:43. Myvintageiron7512 242,878 views. ... BIG BLOCK CHEVY HEADS BEST AND WORST - Duration: 24:37. Myvintageiron7512 387,762 views.
Dec 27, 2013 · 350 CHEVY HEADS BEST AND WORST PART 2 ... Prep and Engine Head Porting of castiron Chevy 350 - Duration: ... BIG BLOCK CHEVY HEADS BEST AND WORST - Duration: ...

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Feb 11, 2010 · So what's wrong with the '72 heads? That was the last year they had decent heads before the smog heads starting in '73. You should have the 7A heads on the '72 350. The best flowing heads are the 5's from the '68-'69. But, everyone that has a 350 Olds knows that, so they get pretty pricey on eBay or any other source.

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