THESE WILL FIT ALL CT AND ATC 90'S AND 110'S ALSO FITs ALL ST90 CT200'S AND THE CT90K0'S fits ATC125M 1984 and 1985 317K @ CT90_ST90_CT110 ATC90_ATC110 ATC125M_84/85 HEAVY_DUTY CLUTCH_SPRING_SET (4EA_SPRINGS) 1/21W (157J) 157J @ TEST YOUR CLUTCH REBUILD,, BEFORE YOU PUT IT BACK ON !!!!!