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MG Midget 1500 Service Costs & Schedule

What a MG Midget 1500 actually costs to service, what needs doing at each interval, and where you can save. If you're buying one, we also cover how to check whether the previous owner actually kept up with the schedule.

MK4 (1974–1980)1.5L A-Series

MG Midget 1500 service: key facts

Routine service items

These are the items covered in a standard service. Most garages include oil, oil filter and a basic inspection. The rest are typically checked or replaced on a schedule.

Service itemIntervalTypical cost
Engine oil and filter
Original BMC recommendation 6,000 miles or 12 months.
MK4
 6,000 miles or 1 year
£60–£90
Air filter
Paper element or K&N washable filter if fitted. Clean or replace more frequently in dusty conditions. Clogged filter affects carburetor mixture and performance significantly on this engine.
MK4
 12,000 miles or 2 years
£15–£30

Has this MG Midget 1500 been serviced on schedule?

Check the dealer service records to see if the work above was actually done.

★GB

£6.99 · Full refund if no records found

Periodic maintenance

Items that don't need doing at every service but should be on your radar at the right mileage or age.

Service itemIntervalTypical cost
Brake fluid
Two-year interval regardless of mileage. Use DOT 4 brake fluid. Single-circuit brake system means fluid contamination is safety-critical. Check fluid colour and consistency annually.
MK4
 2 years
£40–£70
Valve clearances
A-Series engines require manual valve adjustment using feeler gauges.
MK4
 12,000 miles or 2 years
£80–£120
Spark plugs
Champion N9YC or equivalent. Gap to 0.025in. Check condition at 6,000-mile intervals as fouling indicates carburetor or engine issues requiring attention.
MK4
 12,000 miles or 2 years
£25–£40

Known issues to watch for

The most common problems reported on the MG Midget 1500, ranked by severity.

dangerous
Subframe mounting point corrosion (MK4)
The rear subframe mounting points in the body structure are prone to corrosion that can compromise structural integrity.
major
Excessive emissions due to carburetor wear (MK4)
The 1500 Midget uses twin SU HS4 carburettors that wear over time, causing fuel mixture problems that result in excessive emissions.
major
Wheel bearing wear and failure (MK4)
The Midget 1500 uses wire wheels with knock-off hubs that place different loads on the wheel bearings compared to conventional steel wheels.
major
Sill corrosion (MK4)
The Midget's steel monocoque construction is particularly vulnerable to sill corrosion due to the design's low ground clearance and tendency for debris and moisture to collect in the box-section sills.

1 more known issues tracked. Check a specific MG Midget 1500's service records — a missed service on one of these issues could mean an expensive surprise.

Buying a used MG Midget 1500? Check its service history first.

A Midget 1500 with a patchy service history can cost you thousands in missed timing belts, skipped oil changes, and hidden neglect. We pull the franchised dealer records — every visit, every stamp, every mileage reading — so you can see exactly what's been done and what's been skipped.

£6.99 · No records found = full refund, zero risk

Related

MG Midget 1500 service FAQs

How often does a MG Midget 1500 need servicing?

A MG Midget 1500 needs servicing every 6,000 miles or 1 year, whichever comes first. Original BMC recommendation 6,000 miles or 12 months.

What does a MG Midget 1500 service cost?

Costs vary depending on the service items required and whether you use an independent garage or main dealer. Independent garages are typically 30 to 50% cheaper for the same work.

Is a MG Midget 1500 expensive to maintain?

Routine servicing starts from £60 at an independent garage, which is below average for this class of car. The bigger costs come from periodic items like timing belts, brake fluid changes, and transmission servicing. Keeping on top of the schedule avoids expensive failures.

How do I check a MG Midget 1500's service history?

You can check any MG Midget 1500's official dealer service records online using just the registration number. The check retrieves every logged dealer visit, including dates, mileage, and work done, so you can see whether the schedule has been followed or if there are gaps. It costs £6.99 and you get a full refund if no records are found.