Powerglide Steady Roll Tappets For Big Twin & Sportster

Description

Weight: 0.34 High performance engines require high lift high performance camshafts. This adds increased loads on the tappet rollers, which can lead to failure. If you have ever had roller bearings in the tappet disintegrate and damage your entire engine, you know what this upgrade can do for you. These tappets eliminate the needle rollers and replace them with a special bronze alloy bushing, still utilizing the proven Jims Powerglide ™ tappet assembly. Sold each. Made in the USA. JIMS MACHINING® .8425″ STD O.D. Tappet Fits Big Twin Evolution 1984/1999 & Sportster Evolution 1986/1990