|
Specifications for my MB 250:
Manufacturer: Adlerwerke (Heinrich
Kleyer AG), Frankfurt am Main
Australian Distributor: Mayfair
Motors, Melbourne, Victoria.
Engine (No:
308154):
Adler 247 c.c. (54 x 54mm) twin-cylinder two-stroke. Flat-crown,
diecast aluminium alloy pistons. Double row roller big end bearings;
mainshaft supported by three roller bearings. Separate cylinder
barrels with detachable light-alloy cylinder heads. Compression
ratio, 5.7 to 1. Petroil lubrication.
Claimed output. 16 b.h.p.;
Bing 1/22 carburetter enclosed by quickly detachable alloy cover;
rubber connection to air filter, with strangler, fed through intake
silencer in rear mudguard.
Electrical Equipment:
Bosch coil ignition, with 6-v. 6-a.h. battery in battery case on
left of machine, charged by engine-speed dynamo fully enclosed in
alloy engine case; compensated voltage control: Bosch 6 1/4-in.
head lamp with double-filament main bulb; parking light; reflector
adjusting switch; ignition warning light and neutral indicating
light; tail lamp with stoplight; headlamp socket for external inspection
lamp; electric horn built into battery case.
|
Gearbox
and drive: Adler four-Speed Gearbox in the engine
block, positive-stop rocking-pedal footchange; ratios, 6.3, 7.6,
10.5 and 19.26 to 1; primary drive by helical gears; final drive
by 5/8 x 1/4-inch roller chain enclosed in pressed-steel case; Multi-plate,
engine-speed clutch running in oil.
Chassis (No:
308154):
Double tubular brazed frame with great lateral rigidity with sidecar
adapter.
Suspension: Leading bottom-link
front fork, hydraulically damped.
Plunger-type rear springing, hydraulically damped and adjustable
for load.
Tyres: 3.25 x 16in front
and rear.
Front and rear wheels are interchangeable.
Full width drum brakes 180 mm front and rear.
Fuel tank: approx. 15
ltr, rubber mounted, with rubber knee grips
Toolbox: Lockable toolbox mounted
on RHS rear frame. Tyre pump mounted on LHS rear frame.
Finish: Polychromatic light green
and chrome with light-metal parts in dull sheen. Alternatively black
and chrome.
Gross weight: 135 kg
|
