Bel-Ray Thumper Friction Modified Racing 4-Stroke Motor Oil

Customer Reviews for Bel-Ray Thumper Friction Modified Racing 4-Stroke Motor Oil

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Bel-Ray Thumper Friction Modified Racing 4-Stroke Motor Oil Reviews

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NOT FOR WET CLUTCH APPLICATIONS

Jeff in Maryland

Comments On Sep 18, 2013:Purchased some for my YZ450F. After reading the bottle realized it was not for wet clutch applications.

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great engine oil

Haskin in UT

Comments On Sep 17, 2013:great engine oil! of course you can only really use it in the engine side of a crf or somting without a wet clutch... but it still does excellent. lasts a long time and keeps your engine running fast and smooth.

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4-Stroke oil

MIKE in MO

Comments On Oct 10, 2012:Only oil I'll use in my Honda CRF

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does its job

Larry in NC

Comments On Jul 23, 2012:best oil i've found so far

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