WebFeb 4, 2024 · The assembled version of the head features a premium-grade, chrome-silicon 1.290-inch-diameter dual valvespring with 140 pounds on the seat and is good for .600 inch of maximum lift at 6,500 rpm. … WebJul 26, 2012 · Howards Cams 110525-10 - Howards Cams Retrofit Hydraulic Roller Camshafts - Overview - SummitRacing.com. this cam will require a higher stall converter and decent rear gears in the 3.73 range. this cam with those heads (with a little cleaning up) should make upwards of 425hp/415tq easily.
Anyone running cheap eBay heads? - The BangShift.com Forums
WebMar 1, 2013 · the SHP is a good casting, I'm doing some mild port work on a set of 200s for a 383 now. before that I did a set of 215 Pro 1s for a 383. the SHP is every bit as good a casting to start with, the chambers are very close (good) intake / exahust is almost the same too. for the $900+ they are very good heads WebJan 18, 2024 · The Edelbrock 60455 Performer RPM O-Port cylinder heads are perfect for street performance, daily drivers, street rods, and muscle cars. These cylinder heads … crackling 4 perk
AFR’s Enforcer Cylinder Heads Raise The Bar For …
WebSep 28, 2016 · The Speedway heads are $369.99 EACH so $740 plus shipping. Vortec heads (that you already have) $375 + $150 for an intake = $525 or at least $215 cheaper. If the budget is an issue I would use the Vortec heads and scan the ads for a used intake. Rusty O'Toole, Sep 28, 2016. SHARE POST #30. WebJun 13, 2014 · I did find some information from a book "How to rebuild your small block Chevy" by David Vizard. There is a chart in there that shows what a stock engine with a stock thickness head gasket will have for compression with different heads. For a stock 400 it shows: 8.2:1 compression w/ 76cc stock heads 8.7:1 compression w/ 69cc heads WebMay 4, 2024 · Step up slightly in price and there are a bunch of proven performers like Dart’s SHP 23-Degree head for $1,180, TFS’s Super 23 at $1,598 and AFR’s fully CNC-ported SBC Eliminators for $1,647. Even … crackling 4 relentless 3