{"product_id":"wiseco-honda-r18a-forged-racing-piston-set-81-00mm-bore-8-9-1-compression-ratio-part-k672m81ap","title":"Wiseco Honda R18A Forged Racing Piston Set – 81.00mm Bore, 8.9:1 Compression Ratio, Part K672M81AP","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 R18A Piston Set, 81.00 mm Bore, 1.132 in. Compression Height, 0.787 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 R18A engine with the Wiseco K672M81AP Professional Series forged racing piston set. Crafted from high-grade 2618 aluminum in the USA, these pistons deliver exceptional tensile strength and durability to withstand heavy-duty and severe performance applications. The precision-machined crown and fully machined features ensure optimal fit and performance, making them ideal for serious racing and high-performance builds. The pistons include custom-designed features such as precision ring grooves, an anti-detonation groove, and enhanced ring seal technology to improve combustion efficiency and reduce blow-by. The ArmorGlide skirt coating provides seizure resistance, friction reduction, and quieter operation, extending piston life and improving overall engine efficiency. Equipped with forced pin oiling, these pistons ensure consistent lubrication even under extreme conditions, minimizing wear and maximizing performance. Designed for high-performance applications, this set is perfect for racers and builders seeking reliable, race-ready pistons that push engine limits. The Wiseco Honda R18A piston kit offers a comprehensive solution for demanding automotive modifications, ensuring durability and consistent power output during intense driving conditions.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eForged from 2618 aluminum for enhanced strength and durability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePrecision-machined crown and features for optimal performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eAnti-detonation groove and precision ring grooves for improved combustion\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eArmorGlide skirt coating for seizure resistance and friction reduction\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned to withstand heavy to severe duty race applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFully machined crown with reinforced durability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eForced pin oiling for consistent lubrication under extreme conditions\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: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eClearance Item: 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":53605463064849,"sku":"K672M81AP","price":831.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/3830\/0689\/files\/3c24ada72f7f328ddbe8c20a7017b7bc.jpg?v=1779991067","url":"https:\/\/shoprenegade.com\/products\/wiseco-honda-r18a-forged-racing-piston-set-81-00mm-bore-8-9-1-compression-ratio-part-k672m81ap","provider":"Renegade Speed by Renegade Racing \u0026 Performance","version":"1.0","type":"link"}