I use the engine bright foam spray and then just hose it off every few months. Works great no problems. Been doing it for almost 2 years now.
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GPI SS1 Camshaft with vvt, GM Performance racing lifters, CHE trunnion upgrade, TSP Chrome Molly pushrods, Pac Polished .660 valve springs, Melling 10355HV oil pump, Cold Air Inductions cai, TSP 1 7/8" longtubes with 3" exhaust, true cool 40k tranny cooler, ebc brakes
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