scratch that about the heads , found out I dont have flat top pistons sorry
scratch that about the heads , found out I dont have flat top pistons sorry
91 Silverado 2005 5.3 ,transgo hd2, Yank2600, Nelson Tune, 3" exhaust, 4-6 drop
2004 Silverado crewcab 5.3 3'' Magnaflow exhaust
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