If you are going to use the electric pump full time you should bypass the mech. pump. If the diaphragm should leak it will flood the crankcase with gas.
If you use the elec. pump as a primer for starting you can run it through the mech. pump.

George

They say money can't buy happiness. It can buy old Chevy trucks though. Same thing.
1972 Chevy c10 Cheyenne Super
In the Gallery Forum