Technical data

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Technical data
Capacity 280cc / 17.1 cu.in.
B
ore x stroke 73 mm x 67 mm / 2.87 in x 2.64 in
Max. power 4.5 kw / 6 bhp @ 3600 rpm
Compression ratio 22 : 1
Dry weight with gearbox 68 kg / 150 lbs
Gearbox reduction forward 2.7:1, reverse 1.9:1
Max. installation angle 15
o
Specifications
Fuel Diesel oil, DIN 51601/USA #2
Lubricating oil, engine HD-API CC/CD
gearbox Hurth ATF Dexron - ZF SAE 20 W 20
Oil capacity, engine 2 litres / 3.5 pints UK / 4.4 pints US
gearbox 0.4 litres / 0.7 pints UK / 0.85 pints US
Fuel filter BMW 13 32 1 328 270
Air filter BMW 13 71 1 329 269
Injector Bosch
Injection pressure 135 + 8 bar
Injection pump Bosch PFR 1 K 70 A 343/II
Starter motor Bosch 0.8 kw
Generator 14V 350W 25A
Battery 12V 60 Ah
Gearbox Hurth HBW5 - ZF Bw 3
Adjustment data
Injection ends 11.5
o
- 12.5
o
BTDC
Valve clearances, cold 0.15 mm / .006 in.
Torque settings
Nm kpm Remarks
Cylinder head nuts M 8 40 4.0 Use permanently elastic
sealing compound (e.g.
Atmosit) on the stud screws
in the oil space!
Connecting rod screws 40 4.0 Oil threads and screw head
insert lightly
Counter weight screws 22 2.2 Oil threads and screw head
insert lightly
M 6 hex nut for the mounting of the injector 10 1.0
Flywheel bolts M 10 70 7.0
Injection pump delivery valve 40 4.0
M 6 hex head screw for fastening bearing
cover retaining yoke on the flywheel side
10 1.0
Nozzle nut 85 8 - 9