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KHC Piston Kits (Sold each). Yamaha RD350/400/RZ350/RD350LC/RD350YPVS (all years). Budget friendly Piston kits include piston, rings, pin and clips. KHC pistons are made in Taiwan and the rings are Japanese, designed to meet or exceed OEM specifications. Available sizes are 64.5mm and 65.0mm only. Note: Use of these pistons in air cooled RD350/400 require modification of the piston skirt. We can perform this service for you. You can purchase the piston modification service here on the site under the piston category. Choose piston size, quantity and click add to cart.
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ProX Piston Kits (Sold each). Yamaha RD350/400/RZ350/RD350LC/RD350YPVS (all years). Piston kits include piston, rings, pin and clips. ProX pistons are manufactured in Japan and are designed to meet or exceed OEM specifications. Available sizes are 64.0mm, 64.25mm, 64.50mm, 64.75mm, 65.0mm, 65.25mm, 65.5mm. Note: Use of these pistons in air cooled RD350/400 require modification of the piston skirt. We can perform this service for you. You can purchase the piston modification service here on the site under the piston category. Choose piston size, quantity and click add to cart.
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ProX Piston Ring Sets (ea) Yamaha RD350/400/RZ350/RD350LC/RD350YPVS (all years). Piston replacement ring sets for ProX pistons (sold each - enough for one piston). ProX pistons ring sets are manufactured in Japan and are designed to meet or exceed OEM specifications. Available sizes are 64.0mm,64.25mm,64.50mm,64.75mm,65.0mm,65.25mm,65.5mm. Choose ring size, quantity and click add to cart.
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Wiseco Piston Kit Forged Pro-Lite for Yamaha RZ350 (All Years). Forged piston kit from Wiseco includes, Piston, Rings, Circlips, Wrist Pins. Sold each. Choose size and click add to cart.
