OEM YAMAHA PW80 / BW 80 CYLINDER KIT
OEM YAMAHA PW80 OR BIG WHEEL 80 CYLINDER KIT
WATCH OUT FOR THE CHEAP CHINESE COPY CYLINDERS! GENUINE OEM CYLINDER USED HERE! SEND US IN YOUR OEM CORE FOR UP TO $100 OF THE PRICES BELOW!
INCLUDES:
-GENUINE OEM YAMAHA PW/BW CYLINDER (AND HEAD IN STAGE 2 AND 3)
-CYLINDER BEAD BLASTING/ BLACK PAINT
-CYLINDER BORE/ HONE/ CHAMFER SERVICE
-PRO X PREMIUM JAPANESE TOP END KIT (PISTON/ RINGS/ PINS/ BEARING/ TOP END GASKET SET)
STAGE 1: STANDARD BORE/ HONE/ CHAMFER AND PISTON/ RING BALANCE/ CHAMFER/ GAP SERVICE
STAGE 2: ALL OF STAGE 1 PLUS BLUEPRINT CYLINDER PORTING, CYLINDER DECKING AND HEAD MILLING TO OPTIMIZE THE SQUISH BAND. DESIGNED TO YEILD 170-180 PSI OF COMPRESSION FOR PUMP GAS USE.
STAGE 3 BIG BORE 95CC: ALL OF STAGE 1 AND 2 PLUS A BIG BORE FROM THE STOCK 47MM TO 51.5MM. 52MM IS MAXIMUM LEAVING 1 BORE LEFT ON THIS KIT FOR THE FUTURE. ALSO INCLUDES UPDATED PORTING, RECHAMBERING THE HEAD, AND REINFORCING OF THE CYLINDER TO SAFELY ACCEPT THIS LARGE BORE.
PLEASE FEEL FREE TO REACH OUT WITH ANY QUESTIONS. OUR SHOP HAS A PW80 AND BW80 WITH STAGE 2 AND 3 KITS ON THEM AND WE LOVE THE HUGE POWER INCREASE WITHOUT SACRIFICING RELIABILITY, EVEN WITH 180LB ADULT RIDERS 100% OF THE TIME!