64mm Cylinder Piston Ring Gasket Top End Rebuild Kit Compatible with Yamaha RD350 1973-1975 360-11321-00 360-11311-00-00

Part Number:360-11311-00 360-11321-00 360-11311-00-00 360-11321-00-00 360-11631-03-96 Fitment:Compatible with 1973-1975 Yamaha RD350 Includes: Left Cylinder Right Cylinder 2 Pistons 2 Sets Piston Rings 2 Piston Pins 2 Sets Piston Pin Circlip

• Direct OEM Replacement for Multiple Part Numbers‌ – Precisely replaces factory cylinders with part numbers 360-11311-00, 360-11321-00, 360-11311-00-00, 360-11321-00-00, and 360-11631-03-96, ensuring seamless compatibility and factory-matched performance for vintage Yamaha RD350 engines.
• ‌Optimized for 1973–1975 Yamaha RD350‌ – Engineered specifically for the iconic RD350 models from 1973 to 1975, with a 64mm (2.52in) bore and 38mm (1.5in) port width to restore original airflow dynamics, combustion efficiency, and high-revving power characteristics.
• ‌Heavy-Duty Aluminum Alloy Construction‌ – Forged from high-strength aerospace-grade aluminum alloy, this cylinder delivers superior resistance to thermal warping, mechanical deformation, and impact stress — significantly extending service life under extreme riding conditions.
• ‌Precision-Machined for Factory Fit and Performance‌ – Features exact port geometry and surface finishes to match OEM tolerances, ensuring optimal piston-to-wall clearance, minimal blow-by, and consistent compression for peak two-stroke engine output.
• ‌Ready-to-Install with Protective Gloves Included‌ – Comes with 2 pairs of disposable mechanic gloves to guarantee a clean, debris-free installation.