{"product_id":"manley-subaru-wrx-sti-ej257-99-5mm-bore-std-size-8-5-cr-83mm-stroke-piston-w-ring-single-only","title":"Manley Subaru WRX STi (EJ257) 99.5mm Bore STD Size 8.5 CR 83mm Stroke Piston | Subaru WRX STi (99.5mm Bore, 83mm Stroke) (622000C-1)","description":"\u003ch1\u003eManley Performance Pistons\u003c\/h1\u003e\n\u003ch2\u003eFitment Summary\u003c\/h2\u003e\n\u003cp\u003eThis product is designed specifically for Subaru WRX STi models equipped with the EJ257 engine. It features a 99.5mm bore, standard size, with an 8.5 compression ratio and an 83mm stroke, making it ideal for high-performance engine builds and tuning applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePart #:\u003c\/strong\u003e 622000C-1\u003c\/p\u003e\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe Manley Platinum Series pistons are engineered for serious performance enthusiasts and professional engine builders seeking durability and reliability. Crafted from high-quality 2618 alloy forgings, these pistons are designed to withstand the rigors of high horsepower and aggressive tuning. Their proven cam and barrel skirt profiles ensure optimal stability and minimal piston slap, while the moly skirt coatings on select models reduce friction and wear. Equipped with tool steel wrist pins, these pistons provide a secure fit and long-lasting performance, making them a perfect choice for turbocharged Subaru engines.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eManufactured from high-strength 2618 alloy forgings for superior durability\u003c\/li\u003e\n\u003cli\u003eDesigned with proven cam and barrel skirt profiles for stability under high loads\u003c\/li\u003e\n\u003cli\u003eIncludes moly skirt coatings to reduce friction and enhance wear resistance\u003c\/li\u003e\n\u003cli\u003eFeatures tool steel wrist pins for secure and reliable operation\u003c\/li\u003e\n\u003cli\u003ePrecisely engineered for Subaru WRX STi EJ257 engines with 99.5mm bore\u003c\/li\u003e\n\u003cli\u003eOptimized for high-performance tuning and engine rebuilds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eConstruction \u0026amp; Design\u003c\/h3\u003e\n\u003cp\u003eThe pistons are crafted from premium 2618 alloy forgings, known for their excellent strength-to-weight ratio and thermal stability. The moly skirt coatings provide an additional layer of protection against wear, ensuring longevity in demanding applications. The design incorporates proven skirt profiles that promote smooth operation and reduce piston slap, contributing to quieter engine performance and increased reliability.\u003c\/p\u003e\n\u003ch3\u003ePerformance \u0026amp; Response\u003c\/h3\u003e\n\u003cp\u003eThese pistons are intended to support high-performance builds, helping your engine respond more effectively under boost and high RPM conditions. Their robust construction ensures consistent operation, while the precise fitment enhances overall engine responsiveness and durability during aggressive driving or tuning scenarios.\u003c\/p\u003e\n\u003ch3\u003eInstallation \u0026amp; Fitment\u003c\/h3\u003e\n\u003cp\u003eDesigned as a direct replacement for OEM pistons in Subaru WRX STi EJ257 engines, these pistons are intended for professional installation or experienced enthusiasts familiar with engine rebuilds. Proper machining and assembly are recommended to ensure optimal performance and longevity.\u003c\/p\u003e\n\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\n\u003cp\u003eThis listing includes a single piston with moly skirt coating and tool steel wrist pin. Additional components such as rings and pins are sold separately.\u003c\/p\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":51635936690463,"sku":"622000C-1","price":169.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0229\/3877\/files\/group-6fb279de-3abc-410e-9607-f540300bf0a1-800_0413939f-bfef-4a7e-a39d-b2597923d7e2.jpg?v=1771149071","url":"https:\/\/shop.wheelflip.com\/products\/manley-subaru-wrx-sti-ej257-99-5mm-bore-std-size-8-5-cr-83mm-stroke-piston-w-ring-single-only","provider":"WheelFlip","version":"1.0","type":"link"}