Student Notes

PRODUCTION SPECIFICATIONS

(for Div A B and C National Competition and without the CO2 cartridge)

Dragster Body
A. Dragster body length 200 mm 305 mm
B. Dragster body height at rear with wheels 75 mm
C. Dragster body mass / weight with wheels 45 g 170 g
D. Dragster body width at axles – front & back 35 mm 42 mm
E. Dragster Body width (including wheels) 90 mm

Axles / Axle Holes / Wheelbase
F. Number of axles 2 2
G. Bottom of axle hole above bottom of dragster 5 mm 10 mm
H. Rear axle hole from rear of dragster 9 mm 100 mm
I. Wheelbase 105 mm 270 mm

Spacers / Washers / Clips
J. Spacer washers 8
K. Axle clips or similar 8

Power Plant ( CO2 Cartridge Hole)
L. Power plant: depth of hole 50 mm 52 mm
M. Power plant: housing thickness (around entire housing) 3 mm
N. Power plant: housing (diameter) Please use a 3/4″ Drill for best results. 19.5 mm 3/4″
O. Power plant: lowest point of chamber diameter to race surface with wheels 26 mm 36 mm

Screw Eyes
P. Screw eye or eyelet inside diameter 5 mm 8 mm
Q. Screw eyes (2) distance apart at farthest point 155 mm 270 mm

Wheels
R. Wheels: front diameter 32 mm 37 mm
S. Wheels: front width at surface contact point 2 mm 5 mm
T. Wheels: rear diameter 30 mm 40 mm
U. Wheels: rear at surface contact point 15 mm 18 mm

(for DIV. D Outlaw Class National Competition and without CO2 cartridge)

Dragster Body
A. Dragster body length 305 mm
B. Dragster body mass / weight with wheels 45 g
C. Power plant: depth of hole 50 mm 52 mm
D. Power plant: housing thickness (around entire housing) 3 mm
E. Power plant: housing (diameter) Please use a 3/4″ Drill for best results. 19.5 mm 3/4″
F. Power plant: lowest point of chamber diameter to race surface with wheels 26 mm 36 mm
G. Screw eye or eyelet inside diameter 4 mm


Design and Building Notes

The following PDF file contains student notes required to do the following:

  • The design process - ideas on designs and what you should look out for
  • Transferring your design to the wood
  • Drilling axle holes
  • Carving the dragster body
  • Fine shaping the body
  • Painting the car body
  • The final assembly

Download it HERE (540KB)

 

The Design Envelope

Here is a useful pdf image to help with design and planning your dragster.

DOWNLOAD IT HERE