~NOTE~ All measurements below are approximate.  Some measurements are very hard to obtain - please allow 5mm-10mm tolerance.

Height of engine from bottom of base to highest point (top of fuel pump)
A =290mm

Length of engine from front edge to tip of muffler (with muffler installed)
B = 490mm

Width of engine from widest point to widest point (edge of clutch retainer bolt to edge of air filter)
*Note: Edge of clutch retainer bolt, and edge of clutch guard/plate are in-line and both equal to measurement C
C = 410mm

Width of engine from edge of clutch retainer bolt to edge of pull start cover
D = 340mm

Width of engine from edge of side cover plate to edge of pull start cover
E = 240mm

Distance from edge of clutch retainer bolt to edge of side cover (approximate length of output shaft with bolt attached.  Length of output shaft usable is about 65mm)
F = 80mm

Length of block (base) from front of engine to rear
G = 190mm

Width of block (base) and output shaft from edge of clutch retaining bolt to opposite side of engine
H = 130mm

Length of engine from front edge to edge of valve cover
Z = 350mm