Jims powerglide is a hand honed hydraulic unit. Includes roller assembly. Tappet has an outer diameter of .8420 standard size. For Twin Cam or M8 models. **NOTE: Tappet adjustment will make the pushrod tight. Wait 5-15 minutes or longer to fully bleed off the hydraulic tappet. Make sure engine is not rotated while pushrods are tight. Pushrod will spin with your fingers after the tappet has bled off. Never turn engine over if the tappet will not spin with your fingers after adjustments were made.
FITMENT
ACCESSORY ITEMS