Bring the hard-hitting power back to your 1990-91 Honda CR250R with the high-performance L.A. Sleeve H5105. Forged from a specialized chrome-moly alloy, this sleeve provides a much tougher wear surface than stock, ensuring your engine handles high-heat racing conditions with ease. The precision-contoured ports are CNC-cut to match your cylinder's original specs, allowing for a smooth installation that preserves the legendary 2-stroke snap Honda is known for.
The H5105 features a centerless-ground outside diameter to guarantee a seamless, stable fit within your cylinder block. Tailored for the 66.40mm standard bore, this sleeve arrives ready for a final bore and hone, letting you achieve a customized, high-compression seal matched specifically to your new piston. Trust Cheetah's Powersports for the components you need to keep your vintage CR250R at the front of the pack.
Features:
- Cylinder sleeve made from chrome-moly alloy
- Outside diameter precision centerless ground
- Ports cut to precision dimensions and shapes for ease of installation and port match-up
- Inside diameter must be bored and honed to size piston after installation
- Standard Bore Size 66.40mm
- Original cylinder bore is alloy-chrome plated, Nikasil, or electrofused.
- The cylinder must be bored to accept the new cylinder sleeve.
- For liquid cooled engine.
- Inside diameter must be bored and honed to size piston after installation.
- Product images may only represent the class of product and not the specific model.
