S&S CYCLE S&S® Forged Roller Rocker Arm Kit For '86-'16 HD® Big Twins- Performance Ratio 1.725:1 - 900-4098A

Fits: 1986-'16 HD^® big twins. Kit contains 2 front and 2 rear rocker arms. Extremely durable rollers reduce valve stem side thrusting with high lift cams. Superior wear and fatigue resistance even in the most demanding applications. 3⁄4" long bushings provide 50% more bushing support area than 1⁄2" long bushings. Available in stock 1.625:1 ratio or performance 1.725:1 ratio.

• Nominal rocker ratio of 1.725:1

• Machined from 4140 forged steel and heat treated for maximum strength
• Feature the exclusive .750" long S&S rocker arm bushing which provides 50% more load bearing surface than stock .500" bushings
• Can be oiled through pushrods when used with S&S Shovelhead-style tappet guides and pushrods
• Compatible with stock and S&S billet Shovelhead-style rocker boxes
• Some clearancing may be required when using stock rocker boxes
• Set includes two each front and rear rocker arms
• Made in the U.S.A.
  
  NOTES: Adjustable pushrods must be used with S&S roller rocker arms to obtain proper valve clearance. New rocker arm shafts are recommended for maximum performance and rocker life. S&S roller rocker arms are recommended for use with cams having more than 0.585" of lift. Adjustable pushrods must be used with S&S roller rocker arms to obtain proper valve clearance. New rocker arm shafts are recommended for maximum performance and rocker life. All reference to H-D® part numbers is for identification purposes only. We in no way are implying that any of S&S Cycle’s products are original equipment parts or that they are equivalent to the corresponding H-D® part number shown.