VintCo KR2028 is a newly manufactured heavy-duty connecting rod kit for vintage Yamaha YZ465, YZ490, IT465, IT490 and WR500 models from 1980 to 1993. It is intended as an alternative to replacing the complete crankshaft during engine rebuilds and is manufactured with forged steel and modern production techniques for OEM-style fitment and performance. Connecting rod dimensions and measurements are available online with pictures.

Features

• Replacement connecting rod kit for listed vintage Yamaha models
• Intended as an alternative to replacing a complete crankshaft
• Suitable for engine rebuild and repair work
• Designed for OEM-style fitment and performance
• Kit includes 1 connecting rod, 1 crank pin, 1 big end bearing, 1 wrist pin bearing and 2 thrust washers

Specifications

• VintCo Part Number: KR2028
• Connecting rod material: heavy-duty forged steel
• Crank pin size: 25 x 64 mm
• Big end bearing size: 25 x 32 x 20 mm
• Wrist pin bearing size: 18 x 23 x 22 mm
• Thrust washer size: 25 x 40 x 1 mm

Cross-Reference OEM Part Numbers

• 3R5-11651-00-00

Vehicle Fitments

• 1980 Yamaha YZ465
• 1981 Yamaha YZ465
• 1981 Yamaha IT465
• 1982 Yamaha IT465
• 1982 Yamaha YZ490
• 1983 Yamaha IT490
• 1983 Yamaha YZ490
• 1984 Yamaha IT490
• 1984 Yamaha YZ490
• 1985 Yamaha YZ490
• 1986 Yamaha YZ490
• 1987 Yamaha YZ490
• 1988 Yamaha YZ490
• 1989 Yamaha YZ490
• 1990 Yamaha YZ490
• 1992 Yamaha WR500
• 1993 Yamaha WR500