Later, Jon served in Vietnam (probably USMC like Larry Wilcox). Traffic Officer Jon Baker. After joining the CHP, as any aspiring motor officer before being assigned to a motor squad, Jon was assigned to a patrol car. In 1975, he met Frank Poncherello and convinced him to become a CHP officer.
You can but don't expect a ton of power, you might get 100W. You would have to connect the pivot points to some kind of ratcheting device and turn a flywheel. Since you are only rowing forward a small portion of the time you will need a flywheel.
As a rule of thumb, look for anywhere between 50-100 hours per year for a boat not used year round. If the engines were treated properly, you should be able to get at least another 800 hours out of them before thinking re-power. --------------------------------------------------------. The enemy of society - the HUTAL.