Main Bearing and Seal Kit 74-81 Yamaha Dt It MX Ty YZ 250 Vintco KMB025

This VintCo main bearing and seal kit is designed for Yamaha DT250, IT250, MX250, TY250 and YZ250 models from 1974 to 1981. It is intended for vintage engine rebuilds and includes two main bearings and two crankshaft oil seals to complete the installation. The kit is newly manufactured using modern materials and manufacturing methods to provide OEM-equivalent fitment and performance.

Features

• Complete main bearing kit for vintage Yamaha engine rebuilds
• Includes two main bearings
• Includes two crankshaft oil seals
• Intended to replace main bearings and seals during engine rebuild work
• Designed for OEM-equivalent fitment and performance

Specifications

• VintCo Part Number: KMB025

Cross-Reference OEM Part Numbers

• Bearing OEM reference: 93306-20627-00
• Oil seal OEM reference: 93103-30150-00
• Oil seal OEM reference: 93103-40091-00

Vehicle Fitments

• 1974 Yamaha TY250
• 1975 Yamaha MX250
• 1975 Yamaha TY250
• 1975 Yamaha DT250
• 1976 Yamaha YZ250
• 1976 Yamaha TY250
• 1976 Yamaha DT250
• 1977 Yamaha YZ250
• 1977 Yamaha IT250
• 1977 Yamaha DT250
• 1978 Yamaha YZ250
• 1978 Yamaha IT250
• 1978 Yamaha DT250
• 1979 Yamaha YZ250
• 1979 Yamaha IT250
• 1979 Yamaha DT250
• 1980 Yamaha YZ250
• 1980 Yamaha IT250
• 1981 Yamaha YZ250
• 1981 Yamaha IT250