PSYCHIC CYLINDER ONLY HONDA CRF250R 2010-2017, 80mm BIG BORE

The Psychic Oversize +3.20mm Bore Cylinder for the 2010–2017 Honda CRF250R is designed for increased displacement and performance. Featuring an 80mm bore for a 270cc capacity, this cylinder is a direct bolt-on replacement with OEM-level compatibility. Constructed with premium materials and advanced techniques, it ensures durability, precise fit, and reliable operation.

Features

• Oversize +3.20mm bore for increased displacement (270cc).
• Direct bolt-on design with no replating required.
• Nickel Silicon Carbide plating for extended cylinder life.
• Honed to exact dimensions for smooth piston installation.
• Sleeve specifications: Nikasail coating with a hardness of HV500–600.
• Material: JIS AC4B-T6 aluminum with a hardness rating of HR65 and above.
• Sleeve outer diameter: 86.40mm; Height: 35.60mm/87.50mm.
• Sleeve thickness: 0.08 ± 0.02 mm.

Specifications

• Bore Size: 80mm
• Displacement: 270cc

Cross Reference OEM Part Numbers

• Honda: 12100-KRN-A40

Vehicle Compatibility

• Honda CRF250R (2010–2017)

Majority of our listings are for a direct replacement for your original part.

Our parts are made of quality and are designed to meet or exceed the original OEM Standards.

Our products are often a cost effective alternative to genuine OEM Parts.

Please note: the models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models.