Twin Power 66-e81 83-84 Shovelhead Chrome Rear Tappet Guide Replaces

Made from chrome, these tappet guides are machined to accept late 76-84 retaining screws, 1/4"-20. They can also be used on 36-E76 engines with P/N 041602 Allen screw set and on L81-82 engines if tappet guide evacuation lines are removed. Chrome-plated replacement tappet guides fit 66-84 Shovelhead models Direct OEM replacement for reliable valvetrain performance Ensures precise tappet block alignment to reduce wear