Description
Unlock the true potential of your 2019-2026 Yamaha YZ250F with the DYNAMIC RACING 80mm 270cc Big Bore Kit. This all-in-one bolt-on kit was packaged together for riders and racers who demand serious performance gains without complex modifications or downtime. Refined through successive iterations of crown geometry, the advanced high-compression piston delivers exceptional efficiency and power gains. It optimizes flame propagation, boosts airflow across the crown, and provides superior power output with significantly improved volumetric efficiency.
Key Features:
- Instant Power Gains: Simply install the kit with all the supplied parts and expect great power gains in just a couple hours!
- Innovative Crown Design: The standout feature of this piston kit is its advanced crown design, which enhances combustion efficiency for improved power output, allowing your engine to perform at its best.
- Horizontal Gas Ports: The gas ports improve ring seal and reduce blowby. This gives the piston a much longer service life!
- Premium Components: This kit includes a DLC coated wrist pin that reduces friction, maximizing durability, and performance. The specially designed ring pack ensures a secure seal for enhanced reliability.
- Quality Gaskets: A COMETIC 80mm top end gasket kit is included, guaranteeing a reliable seal for all components, ensuring uninterrupted performance.
- Compatibility: Works on stock or modified engines. Pump gas friendly!
Kit Includes:
- 14.6:1 High Compression Piston, 80mm (+3mm)
- 80mm Cylinder
- DLC Coated Wrist Pin
- Nitride Coated Ring Pack
- COMETIC 80mm head gasket, cylinder gasket, valve guide seals, exhaust gasket, and tensioner gasket
For optimal performance, we highly recommend pairing this kit with our Vortex ECU and custom maps to fully unleash the capabilities of your YZ250F!
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