{"product_id":"74-inch-overhead-valve-piston-set-standard-size-1","title":"HARLEY 74 inch Overhead Valve Piston Set Standard Size Fits 1941-1977 FL,   1971-1977 FX,","description":"Piston set 3-7\/16 inch bore standard size has a compression ratio of 10:1. Set includes Hasting 3 piece rings  2 wrist pins and 4 circlips.  **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. Bore size is 3.4380 inch-3.4385 inch inner diameter.   FITS HARLEY: 1941-1977 FL,   1971-1977 FX,   ","brand":"Motorshop","offers":[{"title":"Default Title","offer_id":46838286680252,"sku":"11-0322","price":133.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/4366\/7900\/files\/11-0322.jpg?v=1779175277","url":"https:\/\/paniccycles.com\/products\/74-inch-overhead-valve-piston-set-standard-size-1","provider":"Paniccycles","version":"1.0","type":"link"}