38mm in thickness or
The important thing to verify is the orientation of the inlet and outlet of the fuel pump the bolt pattern and making sure its the same as yours
This gasket set is only for a 2 cylinder engine
Ditch Witch 400SX plow
5 inches (315 mm ) in diameter
753-40891 Head Gasket, This head gasket fits the Lister Petter LPW3, LPWS3, LPWG3 engine only. LPA 38mm in thickness or753 40891 Head Gasket, this gasket is for a 3 cylinder engine only. This gasket fits a LPW3 LPWS3, LPWG3 engines. The LPW, LPWS, LPWG engines were used in numerous pieces of equipment, Moffett M5000 Forklift, Ditch Witch 400SX plow, Ditch Witch 410SX plow, Ditch Witch JT 920L directional drill, Ditch Witch JT 820L directional drill, Ditch Witch FP35 Fluid Pac, Onan gas generators model GNAA, GNAB, GNAC, Elliott MagnaTek Generators 10 12 kw, Hawkpower