Three-Wheelers

---

Special Guest:

last updated 3/20/2002

Engine: 1982 Yamaha Maxim
Type	DOHC transverse four cylinder air-cooled
Displacement	650 cc (40 ci)
Ignition	solid state electronic
Rated HP (SAE)	75
Compression Ratio	9.2:1
Redline RPM	9,500
Fuel	regular
Transmission: integrated
Type	five-speed constant-mesh wet clutch
Intermediate drive	extended balanced tubular shaft
Final drive	bevel gears
Reverse gear:	electric motor, friction drive
Maximum speed in gears	(1) 50 (2) 70 (3) 91 (4) 113 (5) 128
Chassis: Owner built / mainly aircraft-quality aluminum
Front suspension	IFS, trailing arms, torsion bars, variable rate/pre-load springs, independently adjustable air shocks, 1969 Subaru components
Rear suspension	Yamaha swing-arm, self-leveling Nivomat (BMW motorcycle) shocks
Steering	Aluminum rack and pinion (Subaru 360)
Brakes	Double leading-shoe, finned aluminum drums (front)
	Yamaha drum (rear) for parking only
Dry weight (with body)	725 lbs
Body: Owner built / fiberglassed cloth skin over 1/2" rigid urethane foam
Weight (complete)	85 lbs
Mounting	Threepoint, quick-detach latches, single aircraft electrical plug. Dismount time - 30 sec.
General dimensions:
Wheelbase	80"
Track width	47"
Overall length (body)	136" (11' 4")
Overall width (body)	58" (4' 10")
Height at top of windshield	36"
Instrumentation:	speedometer, tachometer, fuel level, oil level, oil temperature, neutral indicator
General information:
Accumulated mileage approximately 10,000. Problems to date - none. Longest single trip, San Diego to Vancouver British Columbia (1983), overall mileage at 70 mph - 52. Performance equal to the original motorcycle, handling excellent. Construction time perhaps 4,000 hours over a period of four years. Approximate cost - $2,000.
Owner/Builder:	Gene Freeman, San Diego CA.