PISTON KIT 76.00 CR 9.5:1 YFM250RX 08-13, XT250 13-19, WISECO 40078M07600 YAMAHA ATV
Wiseco forged piston kit with a 76.00mm bore and 9.5:1 compression ratio. This kit is designed for high-performance applications and offers enhanced strength and durability compared to cast pistons. It features a moly-coated skirt to reduce friction and improve wear resistance. This is a direct OEM replacement. Specifications include a displacement of 263cc, standard bore of 74.00mm, actual bore of 76.00mm, 2.00mm oversize, 58.00mm stroke, and a 9.5:1 actual compression ratio. The skirt coating is moly. The kit includes part number 40078M07600.
- SKU
- 56-W4951.7600.WI
- Brand
- Wiseco
- Availability
- In Stock (1)
FULL DESCRIPTION
Wiseco Forged Piston Kit - 76.00mm Bore, 9.5:1 Compression
Upgrade your Yamaha's performance with this premium Wiseco forged piston kit. Engineered for superior strength and durability, this piston kit is designed as a direct replacement for specific Yamaha ATV and motorcycle models.
This piston kit features a forged construction, providing enhanced strength and fatigue resistance essential for high-performance applications. The moly-coated piston skirt significantly reduces friction and improves wear resistance, contributing to a longer lifespan and smoother engine operation.
Key Features:
- Forged Piston Construction: Offers superior strength and durability compared to cast pistons.
- Moly-Coated Skirt: Reduces friction and enhances wear resistance for improved performance and longevity.
- Direct OEM Replacement: Designed to fit seamlessly as an upgrade or replacement.
- Increased Displacement: Boosts engine displacement for greater power output.
Specifications:
- Bore (Actual): 76.00mm
- Oversize: 2.00mm
- Compression Ratio (Actual): 9.5:1
- Displacement: 263cc
- Skirt Coating: Moly
- Stroke: 58.00mm


