Product Description
Rocker Arm SR500 TT500 XT500 '84-on with Hard Insert (1 piece) OEM = 48U-12151-00
- Less abrasion and longer durability !
- As fitted by Yamaha from 1983 on with nitrided camshaft
- Hard-block rocker arms are generally required when using nitrated camshafts
- Rocker arm fits intake and exhaust
- Price per each