Chicagoland MG Club: Driveline May 2021

Tech Stuff
Engine Oil Change

Oil changes are simple and straightforward and can be undertaken by anyone who is prepared to get their hands dirty. Many owners find it very rewarding to carry out their own basic servicing. If you can do some maintenance yourself, the saving you make on labour costs will allow you to service your classic more regularly, and buy the best service parts and oil available.

To drain the old oil you will need to be able to get access to the underside of the engine. To get at the sump drain plug you will have to raise the car, either by driving it up a pair of service ramps, or by jacking it up with a hydraulic trolley jack (capable of lifting one and half tons or more) and then supporting the car on a pair of purpose built axle stands.

Shopping list
One UK Gallon of Engine Oil (approx 4.5 L)
Oil filter
Drain plug washer
Hand cleaner
Oil Type

Always use a good quality oil, putting cheap oil in your classic is a false economy. To ensure the best possible running and to prolong engine life, always use the correct grade of oil as specified in the handbook. Leading oil manufactures have now re-introduced formulations specifically for your classic MG.

Oil filters
The early MGB engine has a canister type oil filter with a renewable element, later models had a screw on cartridge type filter. Make sure you buy the correct oil filter for your engine and that it is made to the original specification.

Tools required
  Drain plug socket or spanner
Oil filter wrench
Quality jack
Axle stands
Service ramps
Oil filler can
Waste oil container

    Factory Lubrication Chart      
           
MODEL ENGINE GEARBOX (M) GEARBOX (A) DIFFERENTIAL STEERING GEAR
MG TC NOL 30 EP140 NA EP140 EP140
MG TD NOL 30 EP90 NA EP90 EP90
MG TF NOL 30 EP90 NA EP90 EP90
MG TF 1500 NOL 30 EP90 NA EP90 EP90
MGA 1500 NOL 30 NOL 30 NA EP90 EP90
MGA 1600 NOL 30 NOL 30 NA EP90 EP90
MGA Twin Cam NOL 30 NOL 30 NA EP90 EP90
MGB (1962-1974) 20W/50 20W/50 ATF F EP90 EP90
MGB (1975-1980) 20W/50 EP90-20W/50 ATF F HD90 HD90
MGC 20W/50 20W/50 ATF F EP90 EP90
MGB GT V8 20W/50 EP90 ATF F EP80/90 EP90
MG Midget I/II/III 20W/50 10W40 NA EP90 EP90
MG Midget 1500 20W/50 EP80/90 NA EP80/90 NLGI-2
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