THESE WILL FIT INTAKE OR EXHAUST. ON ALL Z50 CT70 C70. also fits all years of ct110's @ *OEM_HONDA_ VALVE ADJUSTMENT_CAP 50's_70's_ct110's 1/18A (25J) 25J @ *OEM_HONDA VALVE COVER CAP O-RING (SOLD_EACH) MOST_ALL_50'S 70'S_&_TRX90'S ALL_CT110'S 91302-001-020 1/21M (209S)O-RINGS, VALVE COVER CAP 209S