For electric start models

Use 24017-80 JIMS nut (MCS 978257) on flywheel side and use 24003-55 nut (MCS 518000) on sprocket side

Shovel and 1340cc Shovel

Solid brass internals with vibration damping glycerin for the ultimate in accuracy

JIMS, TAPPET BLOCK AND POWERGLIDE TAPPET KIT. POLISHED Växellåda &Trans For electric start modelsThis kit has a 3 8" lower seat for the pushrods, reducing the pushrod to tappet angle. Includes a set of two 7075 T651 polished billet tappet blocks and a set of 4 large bore Powerglide big axle tappets. The tappets are special extra wide . 761" outside diameter JIMS Powerglide tappets. Therefore OEM . 731" diameter Powerglide Shovel tappets are not interchangeable. Note: 53 E76 Pan & Shovel models will require a tappet guide bolt conversion kit, like