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Planning stage of rebuilding an '87 L98 and was wondering what others would suggest for a good street'able cam choice. Will probably stroke to a 383, but this is a street car, no drag stip time. Will go with the better GM '128 heads but nothing exotic.
Correction to my initial post: will most likely go with the better 113 heads as I have the 128 heads now.
The car is a manual with the 4+3 trans. Not sure what the final differential ratio is, but its going to remain the stock gears. Plan is also to keep the valves the same as stock, maybe a mild porting / blending by TPIS....not sure yet if it would be worth it.
Will most likely change-out the intake runners but will be staying with the stock TPI and exhaust manifolds. But you bring up a good suggestion...going with some nice long tube headers and changing out that terrible factory exhaust system. Its just going to have to be in the budget to do so....
Had a friend with an 85 L98 w/ manual trans. He used runners and a flat tappet hydraulic cam from TPIS, which made that thing pull like a freight train. I don't recall if he changed the throttle body. I do remember him getting the heads surfaced and rebuilt using valve springs appropriate for the new cam.