Hey Matt, Here is some specs on Gassers that have been running very well in the NTRA classes. The guys with Pro Mods will have to chime in on what they are using.
440GTX'S Funny CarFall Nat's Champion
Best E/T: .5142
Fastest MPH: 29.52
Auto World Chassis
Total car weight: 25 grams
Rear tires: .470" silicone foam
Mean Green Armature: American Line Ohms @ 6.4
Motor brushes: JB?
Notes:
Passenger traction magnet is shimmed to match drivers side height. Brush tension increased, chassis shunted. Radio shack rare earth traction magnets. A/W motor magnets.
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Rapid Richard's Funny CarFall Nat's Runner up, Low Qualifier
Best E/T: .5097
Fastest MPH: 28.53
Auto World Chassis
Total car weight: 21 grams
Rear tires: .444" silicone foam
Mean Green Armature: American Line Ohms @ 6.0
Motor brushes: JB Thunder Brushes
Notes:
Passenger traction magnet is shimmed to match drivers side height. Brush tension increased, chassis shunted. Radio shack rare earth traction magnets. A/W motor magnets.
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Demon340'sFunny CarSemi Finalist
Best E/T: .5212
Fastest MPH: 28.65
Auto World Chassis
Total car weight: 23 grams
Rear tires: .448" silicone foam
Mean Green Armature: American Line Ohms @ 5.8
Motor brushes: JB Thunder Brushes
Notes:
Passenger traction magnet is shimmed to match drivers side height. Brush tension increased, chassis shunted. Radio shack rare earth traction magnets. A/W motor magnets.
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Thunderwrecks's Funny CarSemi Finalist
Best E/T: .5597
Fastest MPH: 28.17
Original Tuff ones Chassis
Total car weight: 26 grams
Rear tires: .434" silicone foam
Mean Green Armature: American Line Ohms @ 6.1
Motor brushes: Silver?
Notes:
Brush tension increased, chassis shunted. Radio shack rare earth traction magnets. J/L or A/W motor magnets.