Yamaha YZ 400 D E 1977 1978 Engine Rebuild Kit, Trans Bearings & Conrod Kit

To suit engine codes : 1W4 (1977) & 2K8 (1978)

This engine rebuild kit has everything you need for a standard strip and service and comprises of :

A PAIR (x2pcs) of the highest quality Japanese KOYO main bearings with steel cages (NOT chinese, taiwanese or plastic cages)

A FULL gasket set (Top & Bottom gaskets)

A FULL Oil seal kit (crank seals, drive seal, gearchange seal, kickstart seal, clutch arm seal)

A set of 4 of the highest quality Japanese bearings to fit either end of both the input and output drive shafts in the gearbox, to fit all the above stated years.

A Conrod Kit, made by Wossner in Germany with 

OEM part number reference of : 431-11651 with a rod centre to centre length of 130mm