{"product_id":"wiseco-yamaha-yz-400-77-78-it-400-77-78-forged-2-stroke-piston-kit-part-394m08550","title":"Wiseco Yamaha YZ 400 77-78 \/ IT 400 77-78 Forged 2-Stroke Piston Kit - Part 394M08550","description":"Classic Forged 2-stroke pistons are perfect for those looking to rebuild their 2-stroke engine with reliable, high-quality components. These pistons cover a wide range of Powersports rebuilds, including vintage motocross models, classic street bikes, and snowmobiles. The forged material improves tensile strength over cast pistons, ensuring refreshed performance on the track or the trail.\n85.50 mm Bore\n\u003cul\u003e\n  \u003cli\u003eDedicated forgings and additional lightening operations allow for optimized strength-to-weight ratio\u003c\/li\u003e\n  \u003cli\u003eImproved tensile strength of forged material optimizes strength and service life\u003c\/li\u003e\n  \u003cli\u003eDesigned and built for each specific 2-stroke powersports engine\u003c\/li\u003e\n  \u003cli\u003eIncludes high-quality piston ring(s), wrist pin(s), and circlips\u003c\/li\u003e\n  \u003cli\u003eEngineered, forged, and machined in the USA in Mentor, OH\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Wiseco Yamaha YZ 400 and IT 400 77-78 Forged 2-Stroke Piston Kit is designed to restore and enhance the performance of vintage Yamaha motocross bikes. Constructed from high-quality forged aluminum, these pistons feature a 85.50 mm bore that offers increased tensile strength and durability compared to traditional cast pistons. This ensures reliable operation and extended service life, whether you're on the track or trail. The pistons are specifically engineered for each engine model, providing an optimal fit and performance. Each kit includes piston rings, wrist pins, and circlips, all crafted to meet the rigorous demands of powersports applications. Made in the USA, in Mentor, Ohio, this kit guarantees quality and precision, making it an excellent choice for restoration or performance upgrades.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eForged construction: Improves tensile strength and durability for high-performance use\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOptimized strength-to-weight ratio: Dedicated forgings and lightening operations enhance performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEngine-specific design: Tailored for 1977-78 Yamaha YZ 400 and IT 400 models\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eComplete piston kit: Includes high-quality piston rings, wrist pins, and circlips for easy installation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMade in the USA: Crafted with precision in Mentor, Ohio to ensure quality and reliability\u003c\/li\u003e\u003c\/ul\u003e","brand":"Wiseco","offers":[{"title":"Default Title","offer_id":47975843561730,"sku":"658376","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/3401\/7026\/files\/780d1180f8c7d133af3efeaebd247fa7_b2dea139-d3a3-404b-b860-62d5fd223e7a.jpg?v=1781131792","url":"https:\/\/teamkustom.shop\/products\/wiseco-yamaha-yz-400-77-78-it-400-77-78-forged-2-stroke-piston-kit-part-394m08550","provider":"Teamkustom","version":"1.0","type":"link"}