{"product_id":"chevy-396-402ci-fhr-forged-pistons-united-engine-machine-ic9949-std","title":"Chevy 396\/402ci FHR Forged Pistons United Engine Machine IC9949.STD","description":"\u003cp\u003eFHR Forged Pistons for Chevy 396\/402ci.\u003c\/p\u003e\u003cp\u003eSolid Dome .580'' (Open Chamber Design).\u003c\/p\u003e\u003cp\u003e4.125'' Bore (+.030'' 396; Standard 402).\u003c\/p\u003e\u003cp\u003eUse with 6.135'' Connecting Rod \u0026amp; 3.760'' Crank Stroke.\u003c\/p\u003e\u003cp\u003e10.6:1\/119cc Compression Ratio.\u003c\/p\u003e\u003cp\u003e8\/pkg.\u003c\/p\u003e\u003cp\u003eNotes: For a 396ci engine (4.095'' std bore), this piston will be a .030 over bore.\u003c\/p\u003e\u003cp\u003eCompression ratio will be 10.5 on 119cc head (Open chamber head).\u003c\/p\u003e\u003cp\u003eTechnical Specs: Alloy: Premium 4032 Alloy.\u003c\/p\u003e\u003cp\u003eBore: 4.125''.\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'' x 2.750''.\u003c\/p\u003e\u003cp\u003ePin Location: Centered.\u003c\/p\u003e\u003cp\u003eSolid Dome Top: .580'' 41cc 1 Valve Relief (Open Chamber Design).\u003c\/p\u003e\u003cp\u003eIntake Valve Relief: N\/A.\u003c\/p\u003e\u003cp\u003eExhaust Valve Relief: N\/A.\u003c\/p\u003e\u003cp\u003eTop Landing Height: 0.340''.\u003c\/p\u003e\u003cp\u003eRing Grooves: 5\/64'' Top; 5\/64'' Middle; 3\/16'' Bottom.\u003c\/p\u003e\u003cp\u003eGram Weight: 743\/141.\u003c\/p\u003e\u003cp\u003eCompression Ratio: 10.6:1 with 119cc Heads.\u003c\/p\u003e","brand":"United Engine \u0026 Machine Co","offers":[{"title":"Default Title","offer_id":51748939071770,"sku":"SLVIC9949.STD","price":107.43,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0975\/8942\/8506\/files\/41IRLGKoW6L_5e1705d0-9905-4df3-b5ef-54964a44520b.jpg?v=1772041703","url":"https:\/\/trybeepbeep.com\/products\/chevy-396-402ci-fhr-forged-pistons-united-engine-machine-ic9949-std","provider":"TryBeepbeep","version":"1.0","type":"link"}