Strong, lightweight Aluminum Pushrods manufactured from the best materials obtainable regardless of cost
All parts are accurately machined, holding tolerances as small as .005
All steel wear surfaces are carbo-nitride heat treated for maximum durability and long life expectancy at high valve spring loads and high RPMHARDWARE Mechanical Pushrod Kit Fits Ironhead Sportster 1957/1985 Replaces HD# 17904-57
Feature revolutionary design - allows quicker, easier installation without the removal of the rocker covers
.4375 diameter Chromoly steel
Threaded adjuster screws into the pushrod until the threads disengage and the adjuster simply slides into the pushrod, making installation or removal a snap
Once the pushrod is installed and adjusted, the lock nut prevents the adjuster from moving
The ball ends of the pushrods are drilled so that oil can flow through the pushrod
Made in the U.S.A.
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