Don't know much about the iron heads, but I would get some 243/799 heads if I needed heads for the bump in compression. But since you have 317s already, just mill them .030".
Don't know much about the iron heads, but I would get some 243/799 heads if I needed heads for the bump in compression. But since you have 317s already, just mill them .030".
99 Silverado 4.8l : Soon to be 80E swapped, then 6.0 swapped, ......
05 Yukon Denali 6.0l : Nelson Performance Tune, ......
8X S10 Blazer on a 8X 3/4 ton frame : 5.3l swapped, Nelson Performance tune, Schoenfeld LT's, 226/226 .598/.598 112, TH350, planetary doubler, NP 205, locker, spool, 38's, ......
Originally Posted by blacksss46
ok i am sure the iron heads suck, so just wanna get a good setup together befor it goes in.
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