{"product_id":"74-inch-flh-fx-piston-set-070-oversize","title":"74 inch FLH-FX Piston Set .070 Oversize","description":"\u003cp\u003eKeith Black 390 hypereutectic piston set is .070 oversize and is for 3.438 inch bore. Pistons have a compression of 9.0:1.\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. \n\u003cbr\u003e Instructions: http:\/\/www.vtwinmfg.com\/Instructions\/MS\/KB Sym-Asym Piston Installation Guide.pdf\u003c\/p\u003e","brand":"Keith Black","offers":[{"title":"Default Title","offer_id":67622843711673,"sku":"11-2208","price":332.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0775\/0179\/2441\/files\/11-2208.jpg?v=1790864922","url":"https:\/\/www.thespeedshopusa.com\/fr\/products\/74-inch-flh-fx-piston-set-070-oversize","provider":"THE SPEED SHOP USA","version":"1.0","type":"link"}