Piston Kit Top End Kit Wiseco CK205 for Suzuki Hayabusa GSXR1300R 2008-2019 84 mm Bore 13.5: 1 - USA-WIS-CK205 - Suzuki Wiseco Top End Kit – 84.00 mm Bore The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco’s forged 4-stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Proven at every level of riding, Wiseco 4-stroke pistons are ready to deliver the power and reliability you’re looking for. Engineered, forged, and machined in the USA in Mentor, OH, Designed and built for each specific 4-stroke powersports engine, Improved tensile strength of forged material optimizes strength and service life, Dedicated forgings allow for optimized strength-to-weight ratio, Includes high-quality piston rings, wrist pin(s), and circlips Additional Info Head Gasket not included Bore - Actual 84.00 mm Bore - Oversize 3.00 mm Bore - Standard 81.00 mm Compression Ratio - Actual 13.5: 1 Country of Origin USA Displacement 1441 cc GTIN 00193564155757 Image Info These images are representative Package Height 114,30 mm Package Length 342,90 mm Package Weight 1587.57 g Package Width 215,90 mm Stroke 65.00 mm