this is my hill climber it is a xr 600r bored to 620cc in a custom lightened and streched 125 frame, it has a 20" over swingarm 11:5.1 comp. forged and coated flat top piston reads about 200 p.s.i. on a compression test . with a wet nitrous system
this is my hill climber it is a xr 600r bored to 620cc in a custom lightened and streched 125 frame, it has a 20" over swingarm 11:5.1 comp. forged and coated flat top piston reads about 200 p.s.i. on a compression test . with a wet nitrous system