{"product_id":"kb-performance-pistons-17cc-domed-piston-set-for-big-block-chevrolet-kb160-030","title":"KB Performance Pistons +17cc Domed Piston Set for Big Block Chevrolet KB160.030","description":"\u003cp\u003eFor a 396ci engine, use part number 648-KB160.STD.\u003c\/p\u003e\u003cp\u003eThis will be a .030 over bore 396ci.\u003c\/p\u003e\u003cp\u003eOn a 96.5 head (Closed chamber head), the compression ratio will be 10.3.\u003c\/p\u003e\u003cp\u003eTechnical Specs: Alloy: Hypereutectic 390.\u003c\/p\u003e\u003cp\u003eBore: 4.155''.\u003c\/p\u003e\u003cp\u003eCrankshaft Stroke: 3.760''.\u003c\/p\u003e\u003cp\u003eConnecting Rod Length: 6.135''.\u003c\/p\u003e\u003cp\u003eDeck Height: 9.800''.\u003c\/p\u003e\u003cp\u003eCompression Height: 1.765''.\u003c\/p\u003e\u003cp\u003ePin Size: 0.990''.\u003c\/p\u003e\u003cp\u003ePin Location: Centered.\u003c\/p\u003e\u003cp\u003eHollow Dome Top: .180'' 17cc IV (Closed Chamber Head).\u003c\/p\u003e\u003cp\u003eIntake Valve Relief: 0.266'' Depth \/ 2.310'' Diameter.\u003c\/p\u003e\u003cp\u003eExhaust Valve Relief: N\/A.\u003c\/p\u003e\u003cp\u003eTop Landing Height: 0.311''.\u003c\/p\u003e\u003cp\u003eRing Grooves: 5\/64'' Top; 5\/64'' Middle; 3\/16'' Bottom.\u003c\/p\u003e\u003cp\u003eGram Weight: 630\/158.\u003c\/p\u003e\u003cp\u003eCompression Ratio: 10.5:1 w\/96.5cc Heads; 9.6:1 w\/105cc Heads; 9.4:1 w\/108cc; 8.5:1 w\/119cc Heads.\u003c\/p\u003e","brand":"United Engine \u0026 Machine Co","offers":[{"title":"Default Title","offer_id":51748955226394,"sku":"SLVKB160.030","price":79.67,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0975\/8942\/8506\/files\/61-AeH1OEyL.jpg?v=1772041825","url":"https:\/\/trybeepbeep.com\/products\/kb-performance-pistons-17cc-domed-piston-set-for-big-block-chevrolet-kb160-030","provider":"TryBeepbeep","version":"1.0","type":"link"}