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