{"product_id":"74-inch-overhead-valve-forged-piston-set-060-oversize","title":"HARLEY 74 inch Overhead Valve Forged Piston Set .060 Oversize Fits 1941-1977 FL,   1971-1977 FX,","description":"S\u0026amp;S forged .060 piston set for stroker flywheels.  S\u0026amp;S stroker forged .060 piston set is machined to fit both 4-3\/4 inch \u0026amp; 4-5\/8 inch stroker flywheels. Piston set includes rings  wrist pins and retainers. When used with 4-3\/4 inch stroke  compression will be 8.25:1 with 4-3\/4 inch stroke compression will be 9:1. **Note: Remember that an 80 inch 3-1\/2 inch standard bore equals 3-7\/16 inch +.060 bore size. **Note: Run Engine at moderate speeds for at least 500 miles  avoiding excessive running in lower gears  in order to properly break-in new pistons and rings.   FITS HARLEY: 1941-1977 FL,   1971-1977 FX,   ","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":46838289268924,"sku":"11-0461","price":400.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/4366\/7900\/files\/11-0461.jpg?v=1779175324","url":"https:\/\/paniccycles.com\/products\/74-inch-overhead-valve-forged-piston-set-060-oversize","provider":"Paniccycles","version":"1.0","type":"link"}