Wiseco PWR125101 Garage Buddy Complete Engine Rebuild Kit 54.00mm Bore 2-Stroke

The Wiseco PWR125101 Garage Buddy Complete Engine Rebuild Kit is an all-inclusive top and bottom end rebuild solution engineered for the Yamaha YZ125 two-stroke dirt bike. Designed to save time and eliminate the guesswork of sourcing individual components, this kit delivers everything needed for a full engine overhaul in a single box.

What's Included:

• Complete crankshaft assembly — engineered in-house by Wiseco with precise assembled dimensions, clearances, and material specifications
• OEM-quality main bearings for reliable bottom end support
• All engine gaskets, seals, and O-rings for dependable OEM-level sealing throughout the engine
• Wiseco ProLite 2-stroke forged piston kit — includes piston, ring(s), wrist pin, and clips
• Small-end top end bearing for two-stroke applications
• Wiseco hour meter with mounting bracket and decal — track engine hours and plan critical service intervals

Key Features:

• 54.00mm bore diameter forged piston — stock compression with improved durability over cast alternatives
• Forged piston construction offers superior strength and longevity under high-performance racing conditions
• All components precision-machined to meet or exceed OEM specifications and tolerances
• Covers both top end and bottom end in a single kit — no need to source parts separately
• Covered under Wiseco's 90-day / 10-hour warranty against manufacturer defects
• Made in the USA

Wiseco is the only aftermarket piston manufacturer in the United States that produces pistons exclusively through the forging process, using 3D design techniques and finite element modeling to optimize strength-to-weight ratios. The Garage Buddy kit is the most efficient way to restore your two-stroke engine to peak performance with confidence in every component.