{"product_id":"wiseco-chevy-small-block-400-pro-tru-street-4-155in-bore-ft-7cc-piston-shelf-stock-kit","title":"Wiseco Chevy Small Block 400 Pro Tru Street 4.155in Bore FT -7cc Piston Shelf Stock Kit","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e PTS510A3 | \u003cstrong\u003eUPC:\u003c\/strong\u003e 193564093103\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eWiseco Chevy Small Block 400 1970-1980 Pro Tru Street 4.155in Bore -7cc Piston Shelf Stock Kit\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eWiseco Pro Tru Street piston kit delivers forged performance for 1970-1980 Chevrolet Small Block 400 engines with 4.155 inch bore. This complete set of 8 pistons rings pins and clips supports street and track builds using 3.750 inch stroke and 5.700 inch rods. Expect consistent power and durability from USA-made components designed for everyday driving and weekend racing.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eForged 4032 Aluminum:\u003c\/strong\u003e Hypereutectic alloy offers strength with controlled thermal expansion for tight clearances and long life in street applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-7cc Dish Top:\u003c\/strong\u003e Matches 64cc heads for practical compression ratio on pump gas with shelf stock design for easy engine assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes Rings Pins Clips:\u003c\/strong\u003e Full kit with 1\/16in x 1\/16in x 3\/16in moly top rings 0.927in x 2.500in press-fit pins and spirolox locks ready to install\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePro Tru Street Coating:\u003c\/strong\u003e Armor Glide skirt reduces friction and wear while TruArc ring lands handle high rpm loads\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e492 Gram Piston Weight:\u003c\/strong\u003e Balanced lightweight design maintains rod and crank speeds for smooth operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e0.030in overbore for 4.125in stock blocks requires cylinder honing to 4.155in with 0.0035in clearance\u003c\/li\u003e\n\u003cli\u003eUse premium break-in oil and follow Wiseco ring gap specs during assembly\u003c\/li\u003e\n\u003cli\u003eShips in protective box measuring 10.75 x 10.75 x 6.75 inches weighing 22.25 pounds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended.\u003c\/li\u003e\n\u003cli\u003eSet ring gaps to 0.0055in top 0.0055in second 0.0055in oil rings prior to install\u003c\/li\u003e\n\u003cli\u003eCompatible with stock length 5.700in connecting rods and 1.125in compression height\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1970-1980\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eC10 Pickup\u003c\/td\u003e\n\u003ctd\u003e400 V8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1970-1974\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003e400 V8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1970-1976\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eChevelle\u003c\/td\u003e\n\u003ctd\u003e400 V8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1970-1980\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eEl Camino\u003c\/td\u003e\n\u003ctd\u003e400 V8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1970-1976\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eImpala\u003c\/td\u003e\n\u003ctd\u003e400 V8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1970-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eNova\u003c\/td\u003e\n\u003ctd\u003e400 V8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1970-1980\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eG-Series Van\u003c\/td\u003e\n\u003ctd\u003e400 V8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose Wiseco?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eHand-forged in Mentor Ohio USA for exact tolerances\u003c\/li\u003e\n\u003cli\u003eProven in millions of street and race engines worldwide\u003c\/li\u003e\n\u003cli\u003ePrecision machining ensures balance and fit every time\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Will this kit work in a 383 stroker build?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes fits Chevy Small Block with 3.750in stroke 5.700in rods and 4.155in bore such as 383 or 400 configurations\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material and finish are the pistons?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Forged from 4032 hypereutectic aluminum with Armor Glide skirt coating for reduced friction and moly ring grooves\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the warranty and install process?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Wiseco provides defect warranty contact manufacturer for details professional install with proper honing and ring gapping advised\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS Ground or FedEx\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock - ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Secure foam-lined box 10.75 x 10.75 x 6.75 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 22.25 pounds\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Wiseco","offers":[{"title":"Default Title","offer_id":43432712110159,"sku":"WISPTS510A3","price":686.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/wiseco-chevy-small-block-400-pro-tru-street-4_155in-bore-ft-7cc-piston-shelf-stock-kit-wiseco.jpg?v=1767409052","url":"https:\/\/www.blackopsautoworks.com\/products\/wiseco-chevy-small-block-400-pro-tru-street-4-155in-bore-ft-7cc-piston-shelf-stock-kit","provider":"Black Ops Auto Works","version":"1.0","type":"link"}