928 S4, ,, 4664 cc, 1986-88, , Engine Code M28/41/42,

Ignition data

928 S4,
Ignition system type: El-ecu
Ignition coil make/type: Bo/0 221 122 001
Supply voltage: 11 - Volts without ballast resistor
Primary resistance: 0.4 Ohms
Secondary resistance: 7200-12100 Ohms
Distributor make/type: Bo/0 237 404 034
Contact breaker gap/air: n / a mm
Dwell angle: n / a Deg
Ignition Timing - unleaded: 10
2/675 Deg eng/rpm (without vacuum)
Ignition Timing - leaded: 10
2/675 Deg eng/rpm (without vacuum)
Timing mark location: Pulley
No 1 plug location: O/S/F
Firing Order: 1-3-7-2-6-5-4-8
Spark plug make: Bosch
Spark plug type: WR7DC
Electrode gap: 0.6-0.8 mm

Fuel System

928 S4,
Fuel type: L/U
Fuel pump type/pressure: Elec/5.2-5.8 bar
Engine idle speed: 675
25 rpm
Fast idle speed: n / a rpm
CO level at idle speed: 1.0
0.5 Vol %

Engine Data

928 S4,
Valve clearance - inlet: Hyd
Valve clearance - exhaust: Hyd
Compression pressure: n / a bar
Oil pressure: 5/5000 bar/eng/rpm
Radiator pressure cap: 1.0KRB250 bar/type
Drive belt 1 - size: n / a mm/type
Drive belt 2 - size: n / a mm/type

Electrical System

928 S4,
Alternator output: n / a Amps/eng/rpm
Regulated output: n / a Volts
Battery: 12/88 V/Ah
Starter motor make/type: Bo/0 001 312 002

Other data

928 S4,
Clutch operation type: Hyd
Clutch adjustment: 2.5/Pedal mm
Cambelt failure: Damage
Cambelt Part Number: n / a
Tyre pressures: 2.5(36)f 2.5(36)r bar (psi)