New Piston Kit Standard Bore 83Mm Compatible With 1987-2014 Yamaha Warrior 350 Raptor 350 Grizzly

CROSS REFERENCE PART NUMBERS:
• Yamaha 1UY-11631-01-Y0
• Yamaha 1YW-11631-01-Y0
• Yamaha 5UH-11631-00-C0
• Pro-X 01.2487.000

ITEM SPECIFICATIONS:
• Component: Piston Kit (Standard Bore)
• Piston Size: 83mm (Standard Bore)
• Bore x Stroke: 83.0mm x 64.5mm
• Displacement: 348cc
• Compression Ratio: 9.2:1
• Kit Contents: Piston, Ring, Wrist Pin, Circlips
• Material: Forged Aluminum Alloy Piston
• Engine: 348cc Air-Cooled 4-Stroke SOHC 2-Valve Single-Cylinder
• Model Years: 1987-2014 (Various Yamaha 350 ATV)

COMPATIBLE MODELS:
Yamaha 350cc ATV Models:
• Warrior 350 YFM350X (1987-2004)
• Raptor 350 YFM350R (2005-2013)
• Bruin 350 YFM350BA (2004-2006)
• Grizzly 350 YFM350G (2007-2014)
• Wolverine 350 YFM350FX (1995-2009)

PRODUCT DETAILS:
This piston kit is a direct replacement for the Yamaha Warrior 350 1987-2004, Raptor 350 2005-2013, Grizzly 350 2007-2014, Wolverine 350 1995-2009, and Bruin 350 2004-2006 with the 348cc air-cooled SOHC engine. The 83mm standard bore piston provides factory-specified piston-to-wall clearance for optimal ring seal and compression in the reliable Yamaha 350 air-cooled engine platform. Each kit includes forged aluminum alloy piston, precision-fitted piston ring, hardened wrist pin, and retaining circlips for all Yamaha 350 ATV applications listed. Manufactured using premium forged aluminum alloy and precision machined on CNC equipment for consistent dimensions and reliable performance in ATV and utility riding conditions. Installs directly into the standard 83mm cylinder bore for piston replacement or top-end rebuild on all applicable Yamaha 350cc ATV models.

PRODUCT NOTICE:
As a parts distributor we mostly sell aftermarket parts (any OEM parts would be noted as such). Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but are designed to function the same as - if not better than - the original. All parts sold are new.

WARNING - This product may expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov