Wiseco PK1413 Top End Rebuild Kit 96mm Bore Standard 12:1 Compression for Honda TRX450R (2006–2009) & TRX450ER (2006–2014) – Piston, Rings & Gasket Set

Restore your ATV’s performance and reliability with the Wiseco PK1413 Top End Rebuild Kit, engineered for Honda TRX450R and TRX450ER models.This kit features a standard 96.00mm bore and a 12:1 compression ratio, providing an ideal balance of performance and durability for both recreational and performance riders.Built with a forged Wiseco piston, this kit delivers superior strength, heat resistance, and long-lasting reliability compared to cast alternatives. It is designed as a direct OEM replacement, making installation straightforward without the need for additional machining.Kit Includes:(1) Forged piston(1) Ring setWrist pinCirclipsComplete top-end gasket setKey Features:96mm Standard Bore – OEM replacement size for accurate fit and compression12:1 Compression Ratio – Balanced power and engine reliabilityForged Aluminum Construction – Enhanced durability and heat resistanceComplete Rebuild Kit – Includes essential components for top-end rebuildCompatible Models:Honda TRX450R (2006–2009)Honda TRX450ER (2006–2014)Important Notes:Part Number: PK1413Bore Size: 96.00mm (Standard / Stock)Top end bearings are NOT includedPlease verify model and year compatibility before purchase

COMPLETE TOP END REBUILD KIT - Includes piston, rings, wrist pin, circlips, and complete top-end gasket set—everything needed for a full rebuild (bearings not included).

96.00MM STANDARD BORE – OEM REPLACEMENT - Stock bore size ensures proper fit, compression, and performance without additional machining—ideal for standard rebuilds.

12:1 COMPRESSION RATIO - Optimized compression ratio delivers strong performance while maintaining engine reliability for both recreational and competitive riding.

FORGED WISECO PISTON - Manufactured from high-strength forged aluminum for superior durability, improved heat resistance, and longer service life.

COMPATIBLE WITH HONDA TRX450 MODELS - Designed for TRX450R (2006–2009) and TRX450ER (2006–2014). Please confirm exact model and year before purchase.