{"product_id":"61980-powerglide-steady-roll-tappets-for-big-twin-sportster","title":"Powerglide Steady Roll Tappet Evo Big Twin 84 \/ 99 \u0026 Sportster 86 \/ 90 Standard Diameter","description":"\u003ch1\u003ePOWERGLIDE STEADY ROLL TAPPETS FOR HARLEY DAVIDSON BIG TWIN \u0026amp; SPORTSTER\u003c\/h1\u003eWEIGHT: 0.34\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eHIGH PERFORMANCE ENGINES REQUIRE HIGH LIFT HIGH PERFORMANCE CAMSHAFTS\u003c\/li\u003e\n\u003cli\u003eTHIS ADDS INCREASED LOADS ON THE TAPPET ROLLERS WHICH CAN LEAD TO FAILURE\u003c\/li\u003e\n\u003cli\u003eIF YOU HAVE EVER HAD ROLLER BEARINGS IN THE TAPPET DISINTEGRATE AND DAMAGE YOUR ENTIRE ENGINE , YOU KNOW WHAT THIS UPGRADE CAN DO FOR YOU\u003c\/li\u003e\n\u003cli\u003eTHESE TAPPETS ELIMINATE THE NEEDLE ROLLERS AND REPLACE THEM WITH A SPECIAL BRONZE ALLOY BUSHING , STILL UTILIZING THE PROVEN JIM'S POWERGLIDE\u003csmall\u003e\u003csup\u003e™\u003c\/sup\u003e\u003c\/small\u003e TAPPET ASSEMBLY\u003c\/li\u003e\n\u003cli\u003eSOLD EACH\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cb\u003eJIMS\u003c\/b\u003e\u003cbr\u003e.8425\" STD O.D. TAPPET\u003cbr\u003eFITS BIG TWIN EVOLUTION 1984\/1999 \u0026amp; SPORTSTER EVOLUTION 1986\/1990\u003cbr\u003eBY: JIMS MACHINING","brand":"MID-USA","offers":[{"title":"Default Title","offer_id":20200063074415,"sku":"61980","price":182.8,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/7401\/0479\/products\/0073994_0_8448026e-1854-49c5-9a92-5cd3f05c336d.jpg?v=1575387745","url":"https:\/\/www.widowmakersboneyard.com\/products\/61980-powerglide-steady-roll-tappets-for-big-twin-sportster","provider":"Widowmaker's Boneyard","version":"1.0","type":"link"}