This is information related to the Holden HQ Statesman DeVille that is very handy to have on hand.

I have this hanging in the garage for easy reference.

Fuel Tank capacity: 75 Litres (16.5 Imp Gallons)
Fuel Sender: Thermal Type. Full: 10Ω – Empty: 70Ω
Oil capacity inc Filter: 4.8 Litres (8.5 Imp Pints, 7 + 1.5 Pints)
Oil Filter: ACDelco AC03 (Ryco Z30), Full Flow, GM Part# 89061259
Spark Plugs: ACDelco R44T (R = Resistor, 4 = 14mm thread, 4 = Heat Range, T = tapered seat shell design
Spark Plug Gap: 0.8mm – 0.97mm (0.033 – 0.038 inches)
Distributor: Bosch Model U-TFU8(R)
Points gap: 0.012 – 0.016 inches
Dwell Angle: 30 – 34 Degrees
Ignition Coil: Bosch U – K0W 12V
Ignition Timing (initial setting at idle): 6 deg BTDC (Vac disconnected and blocked)
Idle speed (in Drive – Aircon ON): 500 rpm
Compression pressure at cranking speed: 130 – 170 psi (Engine hot – all must be within 20 psi variation)
Oil pressure (at idle when hot): 7 psi (min)
Oil pressure hot (at 2000 rpm): 40 – 60 psi
Radiator Cap pressure (if aircon fitted): 15 psi/100kpa
Auto Transmission Fluid capacity (total refill): 8.7 Litres (15.3 Imp Pints)
Auto Transmission refill after draining oil pan via drain plug: 1.7 Litres (3 Imp Pints)
Transmission Fluid type: Dexron (GMH spec)
Firing Order Holden V8