
04-04-2020, 08:33 AM
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CC Member
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Join Date: Mar 2020
Location: Scottsdale,
AZ
Cobra Make, Engine: FF Mark I, sprint car 347
Posts: 99
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Not Ranked
I have been using Delo LE 15/40 for 4 years. Engine built by dirt track racer. This what he recommended. 15k on engine no problems what so ever.
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