Wiseco Piston Kit +.50mm Oversize for Yamaha YZ 80 1985-1999

Elevate your ride with the Wiseco Piston Kit +.50mm Oversize, engineered specifically for the Yamaha YZ 80 and YZ 80 LW models from 1985 to 1999. This high-performance piston kit is designed to deliver superior power and reliability, whether you're hitting the trails or the race track.

Description

Experience unparalleled performance and longevity with this Wiseco Piston Kit, meticulously forged from a high-silicon aluminum alloy. This advanced material selection ensures maximum strength and dependability under the most demanding conditions, making it an ideal upgrade for serious riders and racers. The innovative forging design, coupled with an optimized piston skirt, works synergistically to unlock maximum horsepower and torque from your Yamaha YZ 80 engine. Each component, including the forged piston, high-quality rings, wrist pin, and circlips, is crafted to precise specifications for a perfect fit and exceptional durability. These high-tech designs boast maximum compression ratios and ultra-stiff strutted forgings, contributing to more sustained power output. Furthermore, the piston features E-Coating on the crown, ring grooves, and pin bore, providing crucial protection against wear, micro-welding, galling, and detonation, significantly extending the life of your engine's vital components. As a GP Series part, it benefits from less external machining to enhance bore sealing and increase compression, while the removal of boost ports ensures a more predictable powerband and stronger top-end pull, essential for competitive riding.

Features & Highlights

• Premium Forged Construction: Crafted from high-silicon aluminum alloy, this piston kit offers unmatched strength and reliability, ensuring it stands up to the rigors of both trail and racing applications.
• Enhanced Power Output: Innovative forging design and piston skirt geometry are engineered to maximize horsepower and torque, providing a noticeable boost in your Yamaha YZ 80's performance.
• Complete Performance Kit: Includes a forged piston, high-quality rings, a durable wrist pin, and circlips, offering a comprehensive solution for your engine rebuild or upgrade.
• Advanced Compression & Durability: Features high-tech designs with maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings for sustained power and extended longevity.
• Superior Wear Protection: E-Coating on the piston crown, ring grooves, and pin bore provides excellent resistance to wear, micro-welding, galling, and detonation, safeguarding your engine.
• Optimized for Racing (GP Series): Less external machining improves bore sealing for increased compression, and the removal of boost ports delivers a more predictable powerband and stronger top-end pull, ideal for expert riders.

Technical Specifications

• Brand: Wiseco
• MPN/SKU: 520M04850
• Piston Type: Forged High-Silicon Aluminum Alloy
• Piston Oversize: +.50mm
• Vehicle Fitment: Yamaha YZ 80, YZ 80 LW (1985-1999)
• EAN: 0193564134028

Important to Know

• Cylinder sleeves must be purchased separately.
• Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.