Here is the DIVA 0.1 Mk IV of which only 30 were Manufactured. The main difference between the Previous DIVA's and this one is the new carburetor style and the far smaller crank case. All DIVA's had ball bearing.

Technical Data :

Bore                         5.0 mm
Stroke                      5.0 mm
Rpm                       23,800 rpm
Total combustion     0.098 ccm
Weight                    15 gram
Intake                     Disc Valve

Price                         $300.00