00 black ss

iTrader: (9)

my original motor was a stock 346 with a ms3 stock 853 heads, 1 3/4 headers and supporitng boltons this setup was tuned. now im going with a 383, epp cam , 317 heads and 1 7/8 headers. im going to be pro charging this setup once i save some more money. would the old tune i have work ok with the new mods that i can beat on it a little or should i not beat on it till i get the tune wen the procharger is in

1BAD_LS1 Tunes

iTrader: (8)

not you changed the entire setup, you need a tune. I wouldnt reccomend driving your car without a new tune.

00 black ss

iTrader: (9)

how much power should this combo make without the procharger? i might have to drive it around like that for a while i jus want to make sure im still in the same power level