Heffner Performance *Supporting Vendor* Supporting Vendor Feb 22, 2006 370 Jan 16, 2009 #41 Beach-GT said: How do you measure the diameter? With a belt wrapped around it? At the root of the grooves or 1/2 way between the root and top? Or half way into the belt thickness? I can't figure it out??????? Click to expand... We measure at the top of the V grooves.
Beach-GT said: How do you measure the diameter? With a belt wrapped around it? At the root of the grooves or 1/2 way between the root and top? Or half way into the belt thickness? I can't figure it out??????? Click to expand... We measure at the top of the V grooves.
