I used to run STRAIGHT 70W in my old pontiac wagon, it was KNOCKING but it got rid of the knock and held up for about a year after. Plus it's fun to watch it pour out the bottle... kinda like adding pudding to your engine..
-as
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'89 GT Convertible:
TFS TW Heads, TFS Street Intake, TFS Stage 1 Cam, FMS 1.6 RRs, 24# Injectors, Pro-M 75mm MAF, No Name CAI, 3.73s, O/R H-Pipe, FlowMasters, AOD w/ Trans-Go Shift Kit
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