Here is the complete gasket pack proposed by ATHENA to rebuild your engine on your YAMAHA YZF 400cc, YAMAHA WRF 400cc. You should know that ATHENA is the biggest gasket manufacturer in the world for any vehicle. Some major brands in the motorcycle world work with them to manufacture their original gasket. So much to say that the quality and precision is well present at them. This pack will allow you to start again on solid bases to reassemble your engine tight, powerful and reliable. This pack is of course sold complete. We advise you to change also the spy seals available on our blind for a safer reassembly and without leakage. The pack contains all the gaskets of the lower engine (crankcase, clutch, water pump,...) but also those of the upper engine (cylinder head, baseplate,...) as well as all the other gaskets necessary for your engine

Fits on

YAMAHA WR 400 F (CH02) 400 1998

YAMAHA WR 400 F (CH04) 400 2000

YAMAHA WR 400 F (CH04) 400 1999

YAMAHA YZ 400 F (CH01) 400 1998

YAMAHA YZ 400 F (CH03) 400 1999