Koyo, needle bearing camshaft. 'Full needle'
Koyo (former Torrington). When still present it is advised to replace the low cost OEM needle bearing in 92-99 Evolution Big Twin models marked 'INA SCE 138 USA' with a 'full needle' bearing to increase reliability. Especially important when using higher lift cams, which increases stress in the camshaft bearing. OEM replacement reference 9058, 9058A
Fits: > 58-99 Big Twin (Excl. Twin Cam) (NU)
KOYO, BEARING STARTER SHAFT. INNER
Inner bearing that fits the starter shaft housing. Used to support the starter shaft.
Fits: > 67-80 XL; 65-88 B.T. (NU)
Koyo bearing, transmission closed end
1 used. Closed end needle bearing on left side countershaft. OEM replacement reference 8977
Fits: > 80-06 5-speed Big Twin; 91-05 XL Sportster (NU)