What is RM Cash
Mike in MI
Excellent oil have used it for 40 years in multiple motorcycles with no issues
David in WV
Having been using this for years, since 2009, great for the harley whine and smooth shifting.
cody in OH
I ran this in my 2006 big dog pitbull chopper. Shifted much better.
CHARLES in CA
This weight oil is getting hard to find for shovelhead Harley.
Great price. great oil
stephen in MI
This oil has one of the best ratings on holding its viscosity while hot, thats why I use it.