No2
#2
Staging Lane
Join Date: Dec 2007
Location: United Kingdom
Posts: 69
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I spray 120 shot often on the street, use a window and I dont spray thru' shifts on a stock bottom end with 45K. I change my oil regulary and I haven't had any adverse effects (yet).
Sprayed my '79 Z28 with 200 shot for years and she still lives to tell the tale.
#4