In my 98 I have the stock 3.08 gears and if I went with the 3.42 could I get a Y87 PCM so my speedometer will be correct.
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3.42 gears?????
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If you got a y87 pcm from the same year car as yours it would work, make sure its the same tranny as well.Longtubes, true duals, ram air, caspers tps tec, ls1 26lb injectors, supersix powerpack, heads milled .020, comp cam .507 220/224 114 ls, forged internals and chromeoly pushrods, bored .030 over, tb spacer, tranny built with stiffer springs and kevlar bands, bigger servo, transgo stage 3 shift kit, edge 3600 stall, 1 pc aluminum ds, 3.73 superior gears, lsd rear ,custom pcm tuning, walbro 255 in tank,
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