{"product_id":"90mm-billet-flat-top-piston-for-420cc-ohv-420-predator-and-080-over-gx390","title":"90mm Billet Flat-Top Piston for 420cc OHV, 420 Predator, and +.080 Over GX390","description":"\u003cp\u003eHigh-quality 90mm bore piston (+.080 for GX390) with standard compression height. Use with +.040 rod for maximum compression. Pistons have valve reliefs for high-lift cams to fit both Honda \u0026amp; Hemi heads.\u003c\/p\u003e","brand":"GoKarts USA®","offers":[{"title":"Default Title","offer_id":43060110786619,"sku":"NR-NR421","price":247.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0589\/5159\/8139\/files\/NR421-2_6a5d5d05-767c-4f03-a567-7e4d797d313c.png?v=1764893748","url":"https:\/\/gtcracing.com\/products\/90mm-billet-flat-top-piston-for-420cc-ohv-420-predator-and-080-over-gx390","provider":"GTC Racing","version":"1.0","type":"link"}