HIRTH Top End Engine Gasket Set 

Part No. 712001 T001

Kit includes: Head and Base gaskets

Hirth:

300cc Single Fan 54R2 54R3

300cc Single Fan 54R4

300cc Single Fan 55R1 55R3 56R

300cc Single Fan 190R 191R 193R

317cc Single Fan 192R

600cc Twin Fan 172R (2 kits needed)