Berkeley B90/ SE 492 Specifications


Manufacturer: Berkeley Class: E
Model: Sports 492 cc

DESCRIPTION:
2-Seater Roadster
Fiberglass Body
Dry Weight: 867 lbs

ENGINE: Type .............. 3 cyl 2 stroke
Bore & stroke ..... 58mm x 62mm
Capacity .......... 492 cc
Comp ratio ........ 7.4:1 up to 9.87:1
Head material ..... Aluminum Alloy
Port size ......... Intake: 1-1/8"x11/16", Exhaust 1-5/16"
Piston material ... Aluminum Alloy
Piston weight ..... 5 oz
Timing data: 2 Stroke
Carburation ....... 3 x Amal 376/9

CHASSIS
Wheelbase ................... 70"
Track dimension, front ...... 44"
Track dimension, rear ....... 44"
Shock absorber .............. Girling or Armstrong
Steering ratio .............. 2-1/4 turns
Brakes ......................
Tire size ................... 5.20 x 12

APPROVED OPTIONAL EQUIPMENT
Electric fuel pump
Swill pot attachment for carburators
Rear mounted fuel tank
Super sports pistons
Additional hood air outlets

Other Berkeley Information:


The Berkeley factory made about 4,170 cars between September 1956 and December 1960. Of these, approximately 1850 were T60 three-wheelers (328cc Excelsior 2-stroke twin, 4-speed/reverse) - 1959/60


Approximate four wheeler figures are:- 150 SA322 (322cc Anzani 2-stroke twin, 3-speed/reverse) - 1956 1280 SE328 (328cc Excelsior 2-stroke twin, mostly 3-speed/reverse) - 1957/58


666 SE492 (492cc Excelsior 2-stroke triple, 4-speed/reverse) - 1958/59


16 Foursome (492cc Excelsior 2-stroke triple, 4-speed/reverse) - 1958/59


200 B95/B105 (692cc Royal Enfield 4-stroke twin, 4-speed/reverse) - 1959/60



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