RB30E Specifications, periodic maintenance, and exploded views.
Easy mods for small power gains
Pod filter installation
Pinouts
Timing
Conversions/modifications:
RB30E --> RB30ET conversion
RB30E --> RB30DE/T conversion
Auto to Manual conversion
Supercharging
Other useful links:
R31 models... specs & differences
What to look for (common problems) when buying an R31
CalaisTurbo (NA & Turbo info) - A great place to source parts for your turbo conversion!
R31 Skyline Club
General Specifications
6 cylinder overhead cam
Bore - 86mm
Stroke - 85.0mm
Capacity - 2962 cc
Compression ratio - 9.0:1
Overall Length - (mm) 4,653
Overall Width - (mm) 1,690
Overall Height - (mm) 1,395
Wheelbase - (mm) 2,610
Spark Plugs
Type - BCP 6ES-11
Hot type - BCP 5ES-11
Cold type - BCP 7ES-11
Spark Plug Gap - 1.0-1.1mm
Firing Order - 1-5-3-6-2-4
Distributor
Make - Bosch
Rotation of rotor - Anticlockwise
(early models have a Mitsubishi distributor)
Engine Idle speed - 700 ± 50 RPM
Ignition timing - 15° ± 2°bdtc at 700 ± 50 RPM
Compression Pressure
Standard - 1196kPa
Minimum - 883kPa
Thermostat
Type - wax pellet
opening temperature - 76.5 deg
Ignition coil
Primary resistance - 0.9-1.0 ohm
Secondary resistance - 9000-10000 ohms
High pressure fuel pump
Type - electric roller
Fuel pressure at idle - 206kPa
Fuel pressure at zero vacuum - 255 kPa
Refill Capacities
Oil
With filter change - 4.4 litres
Without filter change - 4.0 litres
Coolant
Refill capacity - 9.0 litres
Reservoir tank - 0.6 litres
Transmission
Manual - 2.0 litres
Automatic - 7.2 litres
Misc
Rear axle - 1.7 litres
Power steering - 1.0 litre
Fuel tank - 61 litres
Replacement filter part numbers:
Ryco oil filter - Part number Z145A
Ryco air filter - Part number A360
Ryco fuel filter - Part number Z202