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NASTRUCK motor specifications and NASCAR motor specifications are identical
Approved Motors:
- Must use current, commercially available balanced “American made” 16-D motor from any manufacturer
- Parma Rotor, Parma Death star, Proslot FX, and Trinity twister, Kelly G-2 and Camen set-ups are allowed
- May use Bruiser or Big Bruiser armatures
- All armatures must have a tag
- Minimum Air Gap between magnets .575”.
- Minimum stack length .600”
Note: Of the ProSlot prebuilt motors, only model PS-2107 with the PS-706 16D Balanced Armature is approved for NorCal SCRA.
Allowed Motor Modifications:
- May glue magnets with superglue or Locktite only. No JB Weld allowed.
- May mix or match components from any of the legal manufacturers in any combination
- May change spring cup to accommodate any spring.
- May change motor brushes
Disallowed Motor Modifications:
- No shimming or honing of magnets allowed
- No major design modifications to motor components including cutting of the can, except to clear rear axle.
- Ball bearings are not allowed.
- Shunts and spring insulation are not allowed
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