Complete Kit (Either Distributor)

Ignition module, trigger assembly, installation hardware, centrifugal advance springs, distributor rotor, and installation instructions plus high performance high reluctance oil filled ignition coil with ballast resistor, distributor cap, distributor rotor, Champion RJ12C spark plugs (4), ignition wire set, detailed installation instructions.

$240.00 Delco

$265.00 Prestolite

Ballast Resistor Kit

1.5 Ohm, 50 Watt Resistor with mounting hardware,start-up bypass connector, and instructions.

$25.00

Ignition Wire Set

Custom made for the Atomic 4.

$30.00

Ignition Coil

High performance, high reluctance oil filled coil designed to handle higher load and heat from AT-4D/P Electronic Ignition.

$45.00

Belt Tension Device

A simple, convenient, and effective means of adjusting belt tension in the tighest of engine compartments.

$30.00

Fresh Water Cooling Kit - Mechanical AT-4C

A unique fresh water cooling conversion kit that does not require any additional belt drive. The kit includes a properly sized, vertically mounted heat exchanger (Monitor), a new raw water pump (Oberdorfer) with mounting bracket, a new drive belt, hose clamps, mounting hardware, and 4 hose barb fittings and detailed installation instructions.

$675.00

Fresh Water Cooling Kit - Electric AT-4CE

A unique fresh water cooling conversion kit that does not require any additional belt drive. The kit includes a properly sized, vertically mounted heat exchanger (Monitor), a new electric antifreeze circulation pump (Johnson), hose clamps, mounting hardware, 4 hose barb fittings, detailed installation instructions.

$525.00 1 Pump

$695.00 2 Pump

Crankcase Ventilation System AT-4CVS

Bolt on kit which harnesses manifold vacuum to collect crankcase smoke and vapor. All components, hardware and detailed installation instructions included.

$80.00

Oil Filter System AT-4F

Off engine mounted oil filter kit with pressure regulating valve. All components, hardware, and detailed installation instructions included.

$80.00

Thermostat Kit

Externally mounted, temperature regulation system for Fresh Water and Raw Water cooled engines. Includes fasterners, gaskets, and blank-off fitting. ($135 with FWC Kit)

RWC Installation Package

FWC - Mechanical Installation Package

FWC - Electric Installation Package

$150.00

$26.00

$16.00

$21.00

TCS Internal Rebuild Kit

All internal components including thermostatic element, diffuser, spring, and o-rings. This is what will fix a valve that has been over heated.

$35.00

Improved Performance 10x7.4 Propeller

3 Blade (narrow like Michigan Wheel "Sailer") specially designed and manufactured to provide higher RPM and higher engine HP. Gives smoother, quieter operation and improved blade tip clearance. Special Bronze Alloy for no Barnacles. With keyway. Also available in 316 Stainless Steel special order.

$325.00 BR

$400.00 SS