WebCylinder Heads, Aluminum, Assembled, 64cc Chamber, 200cc Intake Runner, Chevy, Small Block, .525 in. Lift Max, for Flat Tappet Cam, Pair. Part Number: SUM-162112 4.25 ... WebChevy’s heads for W engines fall into four groups–heads specifically used on 348s and heads for 409s, heads used on both engines, and the rare …
Ultimate 348-409 Guide - Cylinder Heads - Chevy DIY
WebGet a Great Set of Remanufactured Cylinder Heads Today. Getting a FREE quote for your remanufactured cylinder heads is simple! Select the year, make, model, and … WebSep 1, 2024 · On Edelbrock heads, use big-block Chevy rocker arms, not 348 or 409 Chevy engine rocker arms. Some manual tuning intervention may be needed with self … fillory crown
Engine Parts: Small Block Vortec Cylinder Heads
WebJan 13, 2024 · My position is if you limit the RPM to 6000 you get more HP and torque with 817 heads. Obviously I am basing my position on 40+ years of racing. ... Chevy frequently tinkered with advertised hp numbers for various reasons, it would be interesting to see dyno numbers. Hell of a coincidence a 409 made 409 hp for instance. http://www.ls1truck.com/forums/powertrain/26714-317-heads-4-8-a.html WebNov 18, 2007 · out of this one, I do not recomend head studs for a stock block, use the corect lenght ARP bolt. Be sure to clean and run a tap through the threads. I have seen … fillory definition