TAG : Final Steps of Restoring ‘TheTwin’ Jacobsen Engine

Low-Tension Ignition System

 Battery and coil: get your current upIt’s best to begin with the simple coil and battery system then progress to the rotary magneto and igniter system. The equipment used to gather all the data was not exotic: Radio Shack analog multimeter, BK digital multimeter, Harbor Freight frequency ...

Final Steps of Restoring ‘TheTwin’ Jacobsen Engine

 The magneto mount was a disaster from the beginning. The mag was not straight on its mount, and the mount itself was off center from the crank on its mounting board. The board was split in two, and its mounting lag bolts were only into the sides of the cart rails by about 1/2 an ...

Gas Engine Magazine

Preserving the History of Internal Combustion Engines