{"product_id":"speed-pro-sph625cp-030-030-flat-top-hypereutectic-pistons-sph625cp-030-suit-chev-bb-454-v8","title":"Speed Pro SPH625CP-030 +.030 Flat Top Hypereutectic Pistons Sph625Cp 030 suit Chev BB 454 V8","description":"\u003cdiv\u003e \u003cp\u003eThese ruggedly durable pistons are made with exclusive high strength FM425 alloy, and enhanced with 16.5% silicon for excellent tensile strength and scuff resistance. This advanced metallurgy permits tighter bore clearances, which help minimise noise on cold engine start-up. These pistons are the ideal choice for street performance applications and late-model replacement.\u003c\/p\u003e  \u003cp\u003e\u003cstrong\u003eMore Sealed Power hypereutectics benefits: \u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e  \u003cli\u003eHigher strength than cast or forged at operating temperature\u003c\/li\u003e  \u003cli\u003eFinely dispersed silicon particles provide a highly resistant wear surface and reduces scuffing\u003c\/li\u003e  \u003cli\u003eLower material growth allows pistons to be fit tighter, improving cylinder sealing for less blow-by and more power\u003c\/li\u003e  \u003cli\u003eHigh silicon content allows elimination of groove inserts in certain applications\u003c\/li\u003e  \u003cli\u003eDesigned to retain standard ring gaps in the top groove\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e \u003cbr\u003e\u003cbr\u003e\u003cul\u003e  \u003cli\u003eApplication: Chevy big block Mark IV, Gen V \u0026amp; VI 454 C.I.D. V8.\u003c\/li\u003e  \u003cli\u003eBore (in): 4.280 in.\u003c\/li\u003e  \u003cli\u003eBore (mm): 108.712mm\u003c\/li\u003e  \u003cli\u003ePiston Style: Flat top, with two valve reliefs\u003c\/li\u003e  \u003cli\u003ePiston Material: Hypereutectic aluminum\u003c\/li\u003e  \u003cli\u003eCompression Distance (in): 1.640 in.\u003c\/li\u003e  \u003cli\u003ePiston Head Volume (cc): -2.00cc\u003c\/li\u003e  \u003cli\u003eWrist Pin Style: Press-fit or floating\u003c\/li\u003e  \u003cli\u003ePin Diameter (in): 0.989 in.\u003c\/li\u003e  \u003cli\u003ePiston Ring Thickness: 5\/64 in. x 5\/64 in. x 3\/16 in.\u003c\/li\u003e  \u003cli\u003eQuantity: Sold as a set of 8.\u003c\/li\u003e  \u003cli\u003eNotes: DurOshield® coated piston skirt.\u003c\/li\u003e \u003c\/ul\u003e","brand":"Speed Pro","offers":[{"title":"Default Title","offer_id":44664725930295,"sku":"SPH625CP-030","price":377.9,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/9364\/1015\/files\/207836.jpg?v=1780377974","url":"https:\/\/enginemaster.com.au\/products\/speed-pro-sph625cp-030-030-flat-top-hypereutectic-pistons-sph625cp-030-suit-chev-bb-454-v8","provider":"Engine Master","version":"1.0","type":"link"}