TT F1 bikeracing from mallory park late 80s ? pt2
March 24, 2011 by pbik
Filed under Bike racing
even more bike racing.This is the 750s from mallory park in the late 1980s i think. with ray stringer , mark linscott , terry rymer on the loctite yamaha fzr 750 r ow01 , trevor nation on the jps rotary norton ( wankel ) , tim borne on the fzr 750 yamaha , jamie whitam.
My bike gears keep shifting late, and going out of gear?
I just bought a used TREK 830 mountain bike with a shimano 21 speed. It rides alright, but the only problem is somtimes when shifting (paddle shifter) it takes some gear grinding to shift into gear. Also when I stand up to pedal hard the bike goes out of gear and into another gear. [...]