3.8 pounds with a C&H Ignition with a C&H flywheel that has been lighten by cutting out the backside on a lathe.Using a 600 mah Nimh batt these are the AAA size cells . Got rite of the stock coils and spring starter also removed the stock coil mounts , using a B&B cup mount that has more holes in it then swiss cheese. Cut off the back side of the crankshaft.
Running a Mac's Header into a Mac's Pipe.
On a 17 pound Morris Giant Knife with a cut down pro Zinger 26x10 to a true 24 1/2 dia.
Hope this helps
Scott Yeo