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CT's Submarine Century Pinewwood Derby
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Register Now!

Pick up kit at Johnson's Hardware
Address: 40 Fort Hill Rd, Groton, CT 06340
(860) 448-1760

Rules (download PDF)

PINEWOOD DERBY RULES

The Pinewood Derby is open to anyone 1st grade and older – adults too!

DIVISIONS: (Grades refers to grade completed in spring 2016)

Grades 1-2; Grades 3-4; Grades 5-6 , Grades 7-8, Grades 9+, Ages 18+ and Ages 55+

CONSTRUCTION RULES:

  1. All participants must use only the materials provide in the official BSA Pinewood Derby kit available at Johnson’s Hardware:

  2. The overall width of the car shall not exceed 2 ¾ inches; thee overall length shall not exceed 7 inches.

  3. Track Clearance- There shall be a 3/8 clearance between the bottom of the car and the track

  4. Weight- The weight of the car shall not exceed 5 ounces. The scale used at the Race Day Inspection weigh-in is the official scale. Scales vary slightly so be prepared to make adjustments.

  5. The height of car may be limited to the track’s finish line height. Be prepared to adjust/modify the height of your car as necessary to fit the track.

  6. The car shall not ride on any springs or other such devices.

  7. The car shall be freewheeling, no starting devices can be added

  8. Four Wheels, 2 on each side of the car, will be placed so they straddle the tracks lane guide.

  9. AXLES: (plated nail)

    1. Axles that come with Pinewood Derby model car kit must be used unaltered, except a burr or seam on any surface of axles may be lightly skimmed off with a fine abrasive.

    2. Bearings, washers, bushings, tubes or spacers to axles are prohibited. The wheels are designed to be and will be wobbly on axles.

    3. Only dry lubricant is permitted. No oil or liquid spray is permitted. Oil may soften the plastic of the wheels or damage the surface of the track.

  10. WHEELS

    1. Wheels of the Pinewood Derby model car kit must be used and wheels cannot be altered except a burr and seam on the contact surface (the tread area) of wheels may be lightly skimmed off to remove the imperfection.

    2. Wheels are designed to be and will be wobbly on axles.

  11. WHEELBASE- (Distance between the Axles):

    1. The minimum length between axles shall be 4 ½ inches.

    2. The wheel axles must be inserted in the car body, not added underneath the car.

    3. The wheels may not extend beyond the front or rear of the car.

  12. WEIGHT: cars may not exceed 5 ounces

  13. PRE-RACE INSPECTION:

    1. All cars must pass a pre-race inspection for length, width, track clearance, weight and materials.

    2. The car will be given a number and placed in a starting position according to division and weigh-in time.

    3. Any loose items will be removed before the car is impounded.

    4. The car will be impounded immediately after it passes pre-race inspection.

    5. No additional work can be done to the car once it is impounded for racing.

    6. Please mark “front” of car if the design of the car so warrants, to eliminate confusion and aid the Starter in the placement of the car on the starting line. The extreme front of car must touch the starting pin. If the design of the car does not allow the extreme front of the car to touch the starting pin, the Starter will place the car backwards on the starting line. The Starter’s decision is final.

    7. If for any reason a car does not pass pre-race inspection, the owner of the car will be informed of the violation(s) and will have until the start of the first race in his division to make the necessary adjustment and present the car for inspection:

  14. IMPOUNDING: Once the car is impounded only race officials will be allowed to handle the car.

  15. THE RACE:

    1. The racers and lane assignment are randomly chosen.

    2. The race winner is determined by the care with the fastest average time over four runs down the track – regardless of finish in any particular heat.

  16. ACCIDENTS and REPAIRING: The Race Director may allow for a car to be repaired as a result of an accident.

 


Groton Parks and Recreation | 27 Spicer Ave., Noank, CT 06340 | 860.536.5680 | ParksRec@groton-ct.gov
 
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