455 Super Duty rebuild guidelines

[KenMaisano]

Originally Posted by tjs44

Ken was wanting to keep more toward stock.If mine and wanted more HP I would kick it up to 9 or 9.5 CR and put a cam in more in the 230-236 range with more lift.Those heads will breathe,the factory had to back everything off to meet smog.They got caught in a VW type smog cheat and had to reduce the cam in the SDs.FWIW,Tom

Yes I agree if your looking for more of a hot rod. This is my 70 RamIII auto trans and 323 gears . with a Crane HR230 230 238 528 540 ran killer!!
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