Ford Racing Crate Big Blocks - What oil viscosity to use?

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#2 (permalink)

05-04-2003, 04:12 AM

jgrice

CC Member

Join Date: Nov 1999

Location: Harrison Township, MI

Cobra Make, Engine: Superformance, 460/560hp

Posts: 55

Not Ranked

I have a 460 565 hp crate in my SPF.

I am using 20-50w Valvoline Racing Oil (non-synthetic).

IMO 10-30w is too light.

Jeff

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