{"product_id":"wiseco-pro-tru-sbc-chevrolet-ls-series-4cc-oem-pin-1-335in-3-903in-bore-w-1-16-x-1-16-x3mm-rings","title":"Wiseco Pro-Tru SBC Chevrolet LS Series +4cc OEM Pin 1.335in \/ 3.903in Bore w\/ 1\/16 x 1\/16 x3mm Rings","description":"\u003cp class=\"p1\"\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e: PTS523A903 \/ \u003cstrong\u003eSKU\u003c\/strong\u003e: 193564093479\u003c\/p\u003e\n\u003ch4 class=\"p1\"\u003eWiseco Pro-Tru SBC Chevrolet LS Series +4cc Piston Set.\u003c\/h4\u003e\n\u003cp class=\"p1\"\u003eThe Wiseco Pro-Tru SBC Chevrolet LS Series +4cc Piston Set. Engineered for racers and performance enthusiasts, this piston set is the definitive choice for maximizing power, durability, and reliability in high-performance builds. Forged from premium 4032 alloy aluminum in Wiseco’s state-of-the-art Mentor, Ohio facility, these pistons deliver superior performance, outclassing competitors with cutting-edge technology and precision craftsmanship. Whether you’re tearing up the track or dominating the street, this piston set is your ticket to unmatched engine performance.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eWhy Wiseco?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003ePerformance\u003c\/b\u003e: The +4cc domed design boosts compression for explosive power, optimized for nitrous applications and delivering a competitive edge over other piston sets.\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eAdvanced ArmorGlide® Skirt Coating\u003c\/b\u003e: Reduces friction, enhances seizure resistance, and ensures quieter operation, providing a longer lifespan and smoother performance compared to standard coatings.\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eEngineering\u003c\/b\u003e: Forged with oversized, symmetrical, radiused valve pockets to accommodate LS1, LS2, LS3, LS6, and cathedral port aftermarket cylinder heads, ensuring perfect fitment and maximum airflow.\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eHigh Performance\u003c\/b\u003e: Includes everything needed for a complete rebuild—pistons, rings, pins, and clips—offering unmatched value without compromising quality.\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eProven Durability\u003c\/b\u003e: Designed with a robust .280” top land and crafted from 4035 alloy, these pistons are built to withstand the rigors of high-RPM racing and nitrous use.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eNo other piston set matches the Wiseco Pro-Tru’s blend of innovation, reliability, and performance, making it the top choice for Chevrolet LS enthusiasts seeking to push their engines to the limit.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eIncluded:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul class=\"ul1\"\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003e8 Forged 4032 Alloy Aluminum Pistons\u003c\/b\u003e: 3.903” bore, 1.335” compression height, +4cc dome volume.\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eChromium Alloy Steel Piston Pins\u003c\/b\u003e: 0.943” diameter, OEM-compatible for factory connecting rods.\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eSpirolox Clips\u003c\/b\u003e: Secure pin retention for reliable performance under extreme conditions.\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003e1\/16” x 1\/16” x 3mm Ring Set\u003c\/b\u003e: High-performance rings (Part #4005HF) ensure optimal sealing and heat resistance.\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eComplete Installation-Ready Kit\u003c\/b\u003e: Everything you need for a seamless engine rebuild, designed for budget-conscious builders without sacrificing quality.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eFitment \u0026amp; Specs:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe Wiseco PTS523A903 piston set is specifically designed for Chevrolet LS Series small-block engines, offering broad compatibility across a range of high-performance applications. Below are the detailed specifications and fitment data:\u003c\/p\u003e\n\u003cul class=\"ul1\"\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003ePart Number\u003c\/b\u003e: PTS523A903 \/ 193564093479\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eBore Size\u003c\/b\u003e: 3.903 inches\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eCompression Height\u003c\/b\u003e: 1.335 inches\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eStroke\u003c\/b\u003e: 3.622 inches\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eRod Length\u003c\/b\u003e: 6.098 inches\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003ePin Diameter\u003c\/b\u003e: 0.943 inches\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eDome Volume\u003c\/b\u003e: +4cc\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eCompression Ratio\u003c\/b\u003e: 11.0:1 with 65cc heads\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eCubic Inch Displacement\u003c\/b\u003e: 364 ci\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eReplacement Piston (Single)\u003c\/b\u003e: Part #5523A903\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eRing Set Part Number\u003c\/b\u003e: 4005HF\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eFitment\u003c\/b\u003e:\u003c\/p\u003e\n\u003cul class=\"ul1\"\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eChevrolet LS Series Engines\u003c\/b\u003e (LS1, LS2, LS3, LS6, and aftermarket cathedral port heads)\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eYear\u003c\/b\u003e: 1997–2013 (specific fitment depends on engine block and cylinder head configuration)\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eMake\u003c\/b\u003e: Chevrolet \/ GM\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eModels\u003c\/b\u003e:\u003c\/li\u003e\n\u003cul class=\"ul1\"\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003eCamaro (1998–2002 LS1, 2010–2013 LS3)\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003eCorvette (1997–2004 LS1, 2005–2013 LS2\/LS3\/LS6)\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003ePontiac Firebird\/Trans Am (1998–2002 LS1)\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003ePontiac GTO (2004–2006 LS1\/LS2)\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003eOther GM vehicles with LS-series engines (e.g., G8, CTS-V, and aftermarket builds)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eNote\u003c\/b\u003e: Always verify bore size, head compatibility, and deck height with your engine builder to ensure proper fitment. These pistons are designed for use with factory connecting rods and are ideal for nitrous or naturally aspirated builds.\u003c\/p\u003e","brand":"Wiseco","offers":[{"title":"Default Title","offer_id":43242445176911,"sku":"WISPTS523A903","price":714.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/SKU_PTS523A903_SKU_193564093479.jpg?v=1751904307","url":"https:\/\/www.blackopsautoworks.com\/products\/wiseco-pro-tru-sbc-chevrolet-ls-series-4cc-oem-pin-1-335in-3-903in-bore-w-1-16-x-1-16-x3mm-rings","provider":"Black Ops Auto Works","version":"1.0","type":"link"}