To: INEX Inspectors / 600 Racing Dealers / INEX Members
From: INEX 6/29/07
THUNDER ROADSTER
WATER-COOLED ENGINE CONVERSION
As of July 1, 2007, the Thunder Roadster water-cooled engine conversion, as delivered by 600 Racing, Inc. will be legal for use in competition at all INEX sanctioned Thunder Roadster events in the Southeastern United States (North Carolina, South Carolina, Georgia & Florida). Legality will be granted to the other Thunder Roadster markets as soon as possible, pending availability of all components.
Details of the specifications, installation & components of the Thunder Roadster water-cooled cylinder conversion will be included in the conversion kit for all Thunder Roadster competitors wishing to convert their engines to the water-cooled Thunder Roadster engine. INEX will keep all the Thunder Roadster water-cooled engines & components the same, "as delivered by 600 Racing, Inc.". All components (Cylinders, Hoses, Radiator, Water pump, etc.) will all be required to be installed exactly the same as the ones delivered by 600 Racing, Inc. with the exact same components as the ones delivered by 600 Racing, Inc.
Thank you for your cooperation in this matter.
INEX