Billet Tappet Blocks With Big Axle Powerglide Tappets (Pan, Shov

Billet Tappet Blocks With Big Axle Powerglide Tappets. F6856

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Shovel Power Glide tappet block kits offer all the benefits of the late Evolution style tappets and eliminate the total oil loss of the OEM tappet units. Each JIMS lifter kit includes tappet blocks made from 7075-T651 billet aluminum with a tensile strength of 83,000 psi which is double the amount of 6061-T6 and triple the strength of stock cast aluminum blocks. These tappet block kits are capable of the highest RPM a Harley can safely turn with the right valve springs, cam, oil. etc. These kits are designed to accommodate cams with a gross valve lift of .550 inches at the valves. Polished. Use pushrods #60224, 60255 and #61907. Manufacturer