Big Bear Choppers Paradox EFI BMW R 12
engine specs
Type
BBC-S&S V111™ EFI EvolutionWater-cooled, 2-cylinder, four-stroke boxer engine with four valves per cylinder operated by cam followers and two overhead camshafts per cylinder
Displacement
1819 cm31170 cm3
Bore X Stroke
4.1x4.1 in OR 104 mm4.0x2.9 in OR 102 mm
Horsepower
-95/6500 KW(hp)/RPM
Torque
115/- lb-ft/RPM OR 156/- Nm/RPM81/6000 lb-ft/RPM OR 110/6000 Nm/RPM
Fuel System
S&S EFI-
transmission specs
Gearbox
6-speed, overdrive, manual6-speed
Clutch
wet multi-disc, manual-
Primary Drive
BBC enclosed belt-
Final Drive
RSD beltShaft
chassis specs
Frame
steelTubular space frame in steel, engine self-supporting
Front Suspension
BBC smooth mount hidden axlesUSD telescopic forks, 45 mm
Rear Suspension
progressive suspensionAluminium Paralever swinging arm, directly linked WAD spring strut, spring base and rebound damping adjustable
Front Brake
P.M. 4-piston caliperTwin disc brake, floating brake discs, 310 mm, 4-piston monobloc fixed calipers
Rear Brake
BBC-P.M. 4-piston caliperSingle disc brake, 265 mm, 2-piston floating caliper
dimension specs
Overall Length
120 in OR 3048 mm86.6 in OR 2200 mm
Overall Width
-32.7 in OR 831 mm
Seat Height
20 in OR 508 mm29.7 in OR 754 mm
Weight
700 lbs OR 318 kg500 lbs OR 227 kg
Fuel Capacity
3.25 gallons OR 12.3 L3.7 gallons OR 14.0 L
Wheelbase
88 in OR 2235 mm59.8 in OR 1519 mm
tyres specs
Front
Avon Cobra 130mm100/90-19
Rear
Avon Cobra 280mm150/80-16

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