{"product_id":"kb-performance-kb177-030-2cc-flat-top-piston-set-for-small-block-ford","title":"KB Performance KB177.030-2cc Flat Top Piston Set for Small Block Ford","description":"\u003cp\u003eTechnical Specs: Alloy: Hypereutectic 390 Bore: 4.030'' Crankshaft Stroke: 3.500'' Connecting Rod Length: 5.778'' Deck Height: 9.206'' Compression Height: 1.670'' Pin Size: 0.9122'' Pin Location: Centered Flat Top: -2cc 1V Intake Valve Relief: 0.148'' Depth \/ 2.470'' Diameter Exhaust Valve Relief: N\/A Top Landing Height: 0.301'' Ring Grooves: 5\/64'' Top; 5\/64'' Middle; 3\/16'' Bottom Gram Weight: 582\/143 Compression Ratio: 11.1:1 w\/62cc Heads; 10.6:1 w\/66cc Heads; 9.5:1 w\/76cc Heads For blocks 1971-up.\u003c\/p\u003e\u003cp\u003eBlocks pre-1971 are .020'' shorter, not enough stock to clean up.\u003c\/p\u003e","brand":"United Engine \u0026 Machine Co","offers":[{"title":"Default Title","offer_id":51748956242202,"sku":"SLVKB177.030","price":75.25,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0975\/8942\/8506\/files\/615MAlcZwRL.jpg?v=1772041855","url":"https:\/\/trybeepbeep.com\/products\/kb-performance-kb177-030-2cc-flat-top-piston-set-for-small-block-ford","provider":"TryBeepbeep","version":"1.0","type":"link"}