A quality Engine Main Bearing kit from All Balls. Manufactured in Japan to exacting specifications so quality and durability is assured. Contains bearings and seals as required per application. Rebuild your engine with these and enjoy trouble free riding for years to come.
1975 Yamaha DT400
1975 Yamaha MX400
1976 Yamaha DT400
1976 Yamaha IT400
1976 Yamaha YZ400
1977 Yamaha DT400
1977 Yamaha IT400
1977 Yamaha YZ400
1978 Yamaha DT400
1978 Yamaha IT400
1978 Yamaha YZ400
1979 Yamaha IT400
1979 Yamaha YZ400
1980 Yamaha YZ465
1981 Yamaha IT465
1981 Yamaha YZ465
1982 Yamaha IT465
1982 Yamaha YZ490
1983 Yamaha IT490
1983 Yamaha YZ490
1984 Yamaha IT490
1984 Yamaha YZ490
1985 Yamaha IT490
1985 Yamaha YZ490
1986 Yamaha YZ490
1987 Yamaha YZ490
1988 Yamaha YZ490
1989 Yamaha YZ490
1990 Yamaha YZ490
1992 Yamaha WR500Z
1993 Yamaha WR500Z
1994 Yamaha WR500
A quality Engine Main Bearing kit from All Balls. Manufactured in Japan to exacting specifications so quality and durability is assured. Contains bearings and seals as required per application. Rebuild your engine with these and enjoy trouble free riding for years to come.
1975 Yamaha DT400
1975 Yamaha MX400
1976 Yamaha DT400
1976 Yamaha IT400
1976 Yamaha YZ400
1977 Yamaha DT400
1977 Yamaha IT400
1977 Yamaha YZ400
1978 Yamaha DT400
1978 Yamaha IT400
1978 Yamaha YZ400
1979 Yamaha IT400
1979 Yamaha YZ400
1980 Yamaha YZ465
1981 Yamaha IT465
1981 Yamaha YZ465
1982 Yamaha IT465
1982 Yamaha YZ490
1983 Yamaha IT490
1983 Yamaha YZ490
1984 Yamaha IT490
1984 Yamaha YZ490
1985 Yamaha IT490
1985 Yamaha YZ490
1986 Yamaha YZ490
1987 Yamaha YZ490
1988 Yamaha YZ490
1989 Yamaha YZ490
1990 Yamaha YZ490
1992 Yamaha WR500Z
1993 Yamaha WR500Z
1994 Yamaha WR500