| HOPAC G-Jet Car Class Rules (2007 season) |
|
| 1) | The chassis shall be a stock BSRT G3 Flexible chassis with any hardness clip. The chassis cannot be modified except to add body mounts and the front axle holes may be reamed to .052. Rear axle retainers may not be used. |
| 2) | Body mounts shall be located in the stock locations. |
| 3) | The guide pin shall be stock or BSRT stock replacement in the stock position. |
| 4) | The use of glue shall not be allowed on the chassis or bulkheads except for the body mounts and guide pin. |
| 5) | Front axle and non-independent G-Jet O-ring rims shall be stock and un-modified. Front tires must be stock and be a minimum tire diameter of .350”. |
| 6) | Rear tires shall be black silicone/black sponge BSRT AST tires with a minimum diameter of .450” on a stock or BSRT stock replacement axle. |
| 7) | BSRT G-Jet marked handling weights shall be used. Weights shall be used in their stock location. No weights shall be added. Weights shall not be modified. If using the light (.120) traction weights you must use the BSRT traction weight spacers with a minimum thickness of .045”. |
| 8) |
Armature shall be a stock BSRT G-Jet, narrow gap design, and be a minimum of
9-ohms. BSRT's 141 G-Jet 9-ohm “Hot Stock” armature may be substituted for
the stock unit. |
| 9) | All electrical system parts shall be stock G-Jet or BSRT stock replacement. |
| 10) |
Armature bushings shall be stock G-Jet or BSRT stock replacement and shall be
installed without modification to the chassis and/or bulkhead. Bushings may be
reamed and chamfered. |
| 11) |
The motor magnets shall be BSRT stock G3 and cannot be cut. Magnets shall remain
in their stock position. No material or method may be used to restrict movement
of the magnets. No additional magnets can be used. |
| 12) |
Pinion gear shall be a BSRT 7T or 8T, or a Tomy 7T gear. |
| 13) |
Crown gear shall be a (20 - 24T) BSRT gear. Gears may be lightened and axle
spacers may be used to aid with gear mesh. |
| 14) |
Any scale appearing vacuum-formed body may be used. Bodies shall be painted.
Body class (i.e. LeMans, NASCAR, Can-Am, Trans-Am, etc.) will be specified for
each event. |
| 15) | G-Jet races shall be run at 12.0 volts +/- .25 volts. |
Back to HOPAC Rules &
Regulations
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page was last edited on: 12/03/07
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