{"product_id":"wiseco-honda-b18-forged-racing-pistons-set-81-00mm-bore-part-number-k542m81","title":"Wiseco Honda B18 Forged Racing Pistons Set - 81.00mm Bore, Part Number K542M81","description":"Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco?s Professional Series.\nWiseco Honda B18 Piston Set, 81.00 mm Bore, 29.85 mm Compression Height, 0.8268 in. Pin Diameter, Sport Compact, Set of 4.\n\u003cul\u003e\n  \u003cli\u003eEngineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength\u003c\/li\u003e\n  \u003cli\u003ePrecision ring grooves, anti-detonation groove, and additional ring seal improving features\u003c\/li\u003e\n  \u003cli\u003eArmorGlide  Skirt Coating: seizure resistant, friction reduction, and quieter operation\u003c\/li\u003e\n  \u003cli\u003eDesigned and built to withstand heavy to severe duty performance applications\u003c\/li\u003e\n  \u003cli\u003eFully machined crown features\u003c\/li\u003e\n  \u003cli\u003eForced pin oiling\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrade your Honda B18 engine with the Wiseco Professional Series forged racing pistons designed for serious racers and high-performance builds. Crafted from 2618 aluminum in the USA, these pistons offer superior tensile strength and durability to withstand heavy to severe duty applications. The precision-machined crown and fully machined features ensure tight tolerances for optimal performance. Equipped with anti-detonation grooves, precision ring grooves, and enhanced sealing, these pistons deliver improved combustion efficiency and reduced blow-by. The ArmorGlide skirt coating provides seizure resistance, friction reduction, and quieter operation, making them ideal for demanding racing environments. The set includes four pistons, each with a 29.85mm compression height and a 0.8268-inch wrist pin diameter, designed to maximize engine output and reliability in high-stress conditions. Forced pin oiling further enhances durability, ensuring consistent lubrication under extreme loads. Whether building a turbocharged setup or seeking reliable performance for competitive racing, these Wiseco pistons provide the quality and performance necessary to push your engine to its limits. Designed for use in sport compact engines, they are a perfect choice for serious enthusiasts aiming for peak performance and longevity.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eEngineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePrecision ring grooves, anti-detonation groove, and additional ring seal improving features\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eArmorGlide skirt coating for seizure resistance, friction reduction, and quieter operation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned to withstand heavy to severe duty performance applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFully machined crown features for precise fit and performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eForced pin oiling for enhanced durability and lubrication\u003c\/li\u003e\u003c\/ul\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: true\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: true\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Y\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: t\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"Wiseco","offers":[{"title":"Default Title","offer_id":53602884649233,"sku":"K542M81","price":746.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/3830\/0689\/files\/90449c992b202e8bc3a45273de493ae2_04e20b23-d5f1-4b12-bac1-5179ba5e8158.jpg?v=1779954291","url":"https:\/\/shoprenegade.com\/products\/wiseco-honda-b18-forged-racing-pistons-set-81-00mm-bore-part-number-k542m81","provider":"Renegade Speed by Renegade Racing \u0026 Performance","version":"1.0","type":"link"}