120CC STROKER CRANK BIG BORE KIT OHV 90'S ATC90 CL90 CM91 CT90 S90 SL90<p>(WE_REWORK_YOUR_CRANK_&

BORE 53.9MM STROKE 51.6MM



MAIN JET (SOLD_EACH) PICK SIZE #62 TO #80 (ALL_ATC90) (CT90K1_TO_1977) (ALL_ST90) MAIN/LG/RD$6.99PICK_SIZE_HERE:	KEIHIN_STYLE SMALL_ROUND MAIN_JETS 1978_to_1994 ATC70_CT70_TRX70 XR70_CRF70 CT110_TRX90 Z50A_K0_TO_K2 (C70_1980_to_83) (CT90K0_CM91) (CT90_1978/1979) temp KEIHIN_STYLE SMALL_ROUND MAIN_JETS 1978_to_1994 ATC70_CT70_TRX70 XR70_CRF70 CT110_TRX90 Z50A_K0_TO_K2 (C70_1980_to_83) (CT90K0_CM91) (CT90_1978/1979) temp KEI-JET$3.99SIZE:	MAIN_JETS KEIHIN_STYLE LARGE_ROUND SLOTTED_JETS ATC185/200 SL70/XL70 CL90/SL90/S90 SOLD_EACH (201P) 201P$4.79PICK_JET_SIZE: