81 John Deere Trailfire 440
ENGINE
Manufacturer: John Deere "Fire Burst" (Kawasaki)
Model: TA440A
No. of  Cylinders: 2
Bore: 68MM
Stroke: 60MM
Displacement:436CC
FUEL SYSTEM
Carburetor Manufacturer: Mikuni
Carburetor Model: AM55054
Tank Capacity(Gals.): 8 (U.S.)
FUEL AND OIL RATIOS
UNITED STATES
40:1
Oil: 1 Pint (0.473 L)
Fuel: 5 Gals.(18.9 L)
50:1
Oil: 1 Pint (0.473 L)
Gas:6 Gals. (22.7 L)
CANADA
40:1
Oil: 1 U.S. Pint (0.473 L)
Fuel: 4 Imperial Gals. (18.2 L)
Oil: 1 Imperial Pint (0.568 L)
Fuel: 5 Imperial Gals. (22.7 L)
50:1
Oil: 1 U.S Pint (0.473 L)
Fuel: 5 Imperial Gals. (18.2 L)
Oil: 1 Imperial Pint (0.568 L)
Fuel: 6 Imperial Gals (27.3 L)
CHASSIS AND BODY
MATERIAL
 Tunnel: Aluminum
 Pan: Thermoplastic Rubber
 Hood: Sheet Molded Compund
 Windshield: Polycarbonate
Overall Length(Inches): 102
Overall Width(Inches): 37
Overall Hieght(Inches): 37
Overall Weight(Pounds): 370
TRACK AND SUSPENSION
Suspension Type: Slide Suspension
Track Material: Rubber
Track Width(Inches): 15
POWER TRAIN
TRANSMISSION
 Type: 2 Sheave Variable
 Manufacturer: John Deere (Comet)
 Model: 102C (Comet)
 Secondary: John Deere
Final Drive Ratio: 1.86:1 (Standard)
Brake : Mechanical Disk
Drive Belt: M66345
ELECTRICAL SYSTEM
Spark Plug (Champion): QN-3 (AM53941)
Spark Plug Gap: 0.025 In. (0.635MM)
Timing: 22* BTDC With Engine Running at 6000 R.P.M. (.108 In. BTDC) (2.76MM BTDC)
Lighting Coil Capacity: 120 Watt
LIGHT BULBS
 Headlight: AM53887
 Stop-Taillight: AM52619
 Speedometer: AM52847
 Tachometer: AM52847