On Sun, 05 Oct 2003 22:11:32 +0100, wrote:

Our standby genny has a small immersion heater in a steel can and
circulates 50 degree water by convection round its block, try genny
suppliers for one off an old unit?

I think a major problem would be to install something which didn't
have the capacity of setting fire to the engine compartment. From that
perspective I'd rather not be fiddling around with any modification to
the vehicle, otherwise the insurance company might decide the fire and
theft policy only worked for burglars.....

PoP