Slip one washer each over 1.5-inch screws until it rests on the head.
Holding the Marine Blowers together so that holes in the mounts line up, put screw through mounting holes and place washer on screw.
Install nut on screw and hand tighten.
Tighten nuts onto screws using flat head screwdriver and wrench. Do not over-tighten, or risk cracking the plastic mounts.
Cut three 2-foot sections of drier ducting with hacksaw blade.
Slip hose-clamp over the end of one of the tubing sections, and slip over outlet side of a blower motor.
Tighten clamp to secure tube to blower motor.
Repeat steps 6 and 7 on other blower motor.
Slip hose clamp over end of drier ducting from one motor.
Slip assembly onto one of the angled tubes on the 2-into-1 PVC connector. Tighten hose clamp with flat-head screwdriver.
Repeat step 10 with other blower and tube.
Repeat Step 10 with blower outlet tube.
Wrap both tubes together from blower outlets to PVC connector with duct tape.
Connect red wire from one blower motor to red wire on the other using a butt-type connector.
Repeat Step 13 with black wires.
Wrap butt connectors with electrical tape to insulate.
Splice 3 feet of red wire into the red blower wires with crimp-type wire tap. Wrap connection with electrical tape.
Repeat Step 16 with black wires.
Route power wires to switching source of your choice, depending on the application requirements. Requires 8.4 amps current to operate.
Tips and Warnings
Unlike superchargers, these systems do not connect directly with the engine's crankshaft and are thus available on demand.