Yamaha RD 350 [PROX] – piston kit for 2-stroke

Piston kit for Yamaha RD 350 – PROX

The piston kit from PROX is specially designed for the 2-stroke engine of the Yamaha RD 350. It includes all the necessary components to replace the piston and piston rings and thus maintain engine performance and reliability.

Technical characteristics

• Brand: PROX
• Bore size: 64.75mm
• Oversize: +0.75mm
• Displacement: 350cc
• Engine type: 2-stroke
• Piston material: Aluminum alloy, cast
• Coating of piston skirt: Moly coating
• Compression ratio: Default
• Product type: Piston set (piston + ring kits)
• Number of pieces: kit

Product description

The cast aluminum alloy piston has a molybdenum coating on the piston skirt, which reduces wear and extends piston life. The oversize of +0.75 mm allows for precise adjustment during engine overhauls or cylinder grinding work.

In addition to the piston, the kit also contains the matching piston rings, which ensure optimal sealing in the combustion chamber. The compression ratio corresponds to the standard of the Yamaha RD 350 and ensures reliable engine function without modifications to the cylinder head.

The piston kit is part of the Engine Group and is suitable for use in the 2-stroke engine of the Yamaha RD 350. It helps restore engine performance and helps maintain technical specifications.