{"product_id":"74-inch-overhead-valve-piston-set-standard-size-1","title":"74 inch Overhead Valve Piston Set Standard Size","description":"\u003cp\u003ePiston set 3-7\/16 inch bore standard size with compression ratio of 7.5:1. Set includes Hasting 3 piece rings  2 wrist pins and 4 circlips. Pistons have a steel expansion control strut cast\n\u003cbr\u003e**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. \n\u003cbr\u003e Instructions: http:\/\/www.vtwinmfg.com\/Instructions\/MS\/Piston Fitment.pdf\u003c\/p\u003e","brand":"Motorshop","offers":[{"title":"Default Title","offer_id":67625297608889,"sku":"11-0307","price":172.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0775\/0179\/2441\/files\/11-0307a.jpg?v=1790894616","url":"https:\/\/www.thespeedshopusa.com\/fr\/products\/74-inch-overhead-valve-piston-set-standard-size-1","provider":"THE SPEED SHOP USA","version":"1.0","type":"link"}