| NAVMAN 3100 Repair | Ignition | Oil Filter | Crankcase | Propeller | Tensioner | Thermostat | Alarm | 1/2 Notch Lock |




WE UNFORTUNATELY HAVE TO ANNOUNCE THAT THE XR3000 IGNITION MODULE HAS BEEN DISCONTINUED BY THE MANUFACTURER AS OF JUNE 1, 2026.

WE HAVE ENGINEERED AN EVEN BETTER MODULE,THE FAST XR-i ELECTRONIC MODULE, TO APPLY TO THE ATOMIC 4.

SEE OUR ALL NEW HIGH PERFORMANCE ELECTRONIC IGNITION MODULE AT A SPECIAL INTRODUCTORY PRICE.

NO MORE HOT COILS (Click Here)




Thank you for your interest in our Aftermarket Upgrade Kits for the Universal Atomic 4 engine. We are excited to be able to help you improve the perfomance and reliability of your engine and keep the fleet running strong well into the 21st century. Within this site, you will find information, drawings, and photographs which describe our Atomic 4 product offerings ... Electronic Ignition without Ballast Resistor, Crankcase Ventilation, Oil Filter, Belt Tensioner, Thermostat, High Temp/Low Pressure Alarm, 1/2 Notch Lock, and a Propeller just for the Atomic 4. Each kit is specifically engineered for the Atomic 4 and comes with detailed instructions and all parts and hardware for a quick, easy and professional installation. I think you will find the information most helpful in your quest to extend the life of your engine as well as to improve operation.

Happy Motoring and sailing, too.

Tom Stevens
Atomic 4 Owner





(Click Here) (Click Here)

Check out our NEW RADIAL WINGLET Propeller !

All products usually in stock. If back-ordered, typical delay in shipping is only 5-7 days.
Send your questions or comments to me at tomstevens2525@gmail.com

or Call
757-593-8569

INDIGO ELECTRONICS, INC

105 PIPE KILN CT, WILLIAMSBURG, VA 23185-3396





| NAVMAN 3100 Repair| Ignition | Oil Filter | Crankcase | Propeller| Tensioner | Thermostat |1/2 Notch Lock |