Jims Performance Tappet Block Kit Fits Harley Panhead & Shovelhead 1953-1984 #JIM1029-53B

Weight: 2.17 Includes Big Axle Tappets. High strength tappet blocks made from CNC machined 7075-T651 billet aluminum. Big axle tappet rollers for improved durability and better tracking on the cam lobe. Powerglide ™ hydraulic tappets provide the closest thing possible to a solid lifter, and still remain a hydraulic that can compensate for heat expansion. .761" O.D. tappet bodies (.030" larger than stock) provide enhanced stability and longer life. Can be used with hydraulic or solid type cam shaft. Improved drain-back design eliminates oil build-up in the pushrod covers. Designed to accommodate cams with a gross lift of .550" at the valve. Includes instructions. JIMS MACHINING® Polished Tappit & Block Kit Fits Panhead & Shovelhead 1953-1984