The standard since the invention of the piston engine

Fits: > 59-E79 foot shift 4-speed Big Twin

Note: L81-84 Shovelhead must use stock style lower collars (18222-81) or purchase them separately as MCS 982281

Un-molded stators will benefit from better cooling

S&S ROLLER ROCKER SET (4) Bromsskiva The standard since the inventionWith stock 1. 625" ratio for a stock application replacement. Forged from 4110 steel, heat treated and shot peened for additional strength and protection from metal fatigue. In these rockerarms pressed in, extra 0. 750" wide, bushings are used instead of needle bearings. A 0. 50" diameter aircraft grade steel roller tip ensures wear resistancy and maximum reliability. The lubrication system is modified for un restricted roller oiling. For replacement