Description
If you’re running an XL or Buell and want to maximize valve train reliability under high RPM conditions, the S&S CYCLE Rocker Arm Rebuild Kit 90-4104 delivers the precision engineering your engine demands. These forged rocker arms feature extended bushings and an optimized oiling system that standard units simply can’t match, giving you better oil flow to critical wear surfaces and longer service intervals. Whether you’re building a high-output street bike or prepping for the track, this kit is the foundation of a bulletproof top end.
Technical specifications:
- Material: Forged 8620 steel
- Heat-treated and shot-peened
- Bushing length: 0.75″
- Modified lubrication system
- Unrestricted roller oiling
- Fitment: 1991–2003 XL models
- Fitment: All Buell models
- Requires adjustable pushrods
- Pushrod covers: DS-193829 optional
- New rocker shafts recommended
- Made in U.S.A.
- Bolt-on installation
