Piston Rings Compatible with 1986-1988 Yamaha Moto-4 225 YFM225 YTM225DX Tri-Moto 223cc Air-Cooled 4-Stroke Single Cylinder ATV 70.00mm 29U-11610-00-00

Piston Ring Set - 70.00mm (Standard) Compatible with Yamaha 225 ATVs
Aftermarket piston ring set for the Yamaha 223cc ATV engine platform. Standard bore size of 70.00mm. Designed for the 223cc air-cooled SOHC 4-stroke single-cylinder engine with 70mm x 58mm bore and stroke. This engine powers the Yamaha YFM225 Moto-4 225 produced from 1986-1988 and the YTM225DX Tri-Moto 225 three-wheeler produced from 1983-1986. Includes compression rings and oil control ring for complete piston ring replacement.

OEM PART NUMBERS:
• 29U-11610-00-00 (Piston Ring Set Standard)
• 29U-11610-20-00 (Piston Ring Set 0.50mm Over)
• 29U-11610-40-00 (Piston Ring Set 1.00mm Over)
• 29U-11631-00-Y0 (Piston Reference)

SPECIFICATIONS:
• Bore Size: 70.00mm (Standard)
• Standard Bore: 70.00mm
• Stroke: 58.0mm
• Displacement: 223cc
• Engine Type: Air-Cooled SOHC 4-Stroke Single Cylinder
• Product Type: Piston Ring Set

APPLICATIONS:
• YFM225S Moto-4 225 (1986)
• YFM225T Moto-4 225 (1987)
• YFM225U Moto-4 225 (1988)
• YTM225DX Tri-Moto 225 (1983-1986)

⚠️ Verify OEM part number from your original unit before ordering.