40 mm, 55 cc
consisting of:
Cylinder, piston, piston ring, gudgeon pin, circlips for gudgeon pin, gasket set
Bore: 40 mm
Width: 210 mm
Length: 150 mm
Height: 91 mm
Cylinder flange: 51 mm
Piston pin diameter: 14 mm
Stud distance: 56 x 56 mm (4x M6)
Distance between the threaded holes in the intake flange: 50 mm (2x M6)
Distance exhaust stud thread: 50 mm (2x M6)
Poston Height: 51 mm
Diameter of centering flange in the crankcase: 51 mm
suitable for:
SACHS
506
HERCULES
Prima GT, GX