MG Rocker Cover Gasket replacement made easy

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Top Mechanics For MG Rocker Cover Gasket Replacement & Repairs

18 Reviews

Garage in Luton, 5 years of experience

Mechanic (Part-Time) – Universal Clutches, Luton Experienced in a wide range of vehicle repairs, including timing systems, turbos, brakes, and clutches. Flexible and reliable, willing to take on any job nee...

188 Reviews

Garage in Lisburn, 27 years of experience

We are a Lisburn based company that SPECIALISES in Pre Purchase Vehicle Inspections and are NUMBER ONE through our own business and Click Mechanic in Northern Ireland for this service, covering Super cars to...

96 Reviews

Garage in Glasgow , 12 years of experience

**Welcome to ANO Vehicle Service Ltd!** Located in the vibrant East End of Glasgow, just a short walk from Carntyne Train Station, ANO Vehicle Service Ltd is your trusted partner for all your vehicle main...

130 Reviews

Mobile mechanic in Devonside, 15 years of experience

Having been in the trade for 15 years. I have various areas of experience from dealerships to fast fit garages. We can cover any job needed from minor to engine rebuilds.

255 Reviews

Garage in Birmingham, 7 years of experience

Worked in an independent garage for 5 years Currently self-employed Can take on following jobs: - Timing belts/ timing chains - Clutch installation - Diagnostics - Engine work - Suspension wo...

390 Reviews

Garage in Hayes, 12 years of experience

Having being in the motortrade industry for over a decade, I have increased my knowledge dramatically by getting my level 3 in vehicle maintenance, then going onto university to study motorsport engineering ...

106 Reviews

Garage in Solihull, 25 years of experience

Hi I’m Simon. I have 25 years experience in the motor trade in both electrical and mechanical jobs. I use the latest Autel scan tool and will always provide a full vehicle scan health check with an emailed ...

3 Reviews

Garage in Stockport, 20 years of experience

We have a diverse range of work history, which includes from MOTs, servicing, diagnostics, bodywork, Brakes, DPF cleans, Carbon cleans, and much more.

63 Reviews

Garage in Harrow, 10 years of experience

Fully qualified vehicle mechanic having previously worked at JLR and Ford dealerships as well as independent

99 Reviews

Garage in Abbots Road , 25 years of experience

Over 25 years experience in fixing cars,10 years of preparing rally cars. Studies: University and Master in auto vehicle engineering,all mechanical jobs done along my experience as clutches,timing belt,wet ...

357 Reviews

Garage in Middlesbrough , 12 years of experience

BMW Mini Rolls Royce Independent BMW group dealer level diagnostics and able to write official BMW service history. BMW Master Tech ZF Gearbox Specialist Diagnostics; Smoke Tests ISTA (BMW GROUP...

90 Reviews

Garage in Aberdeen , 5 years of experience

Kosmo Cars offers a wide range of car mechanic services, including diagnostics, repairs, maintenance, and expert advice to keep your vehicle running smoothly.

73 Reviews

Garage in Ballyclare, 8 years of experience

Pat Smyth garage limavady-- 6years Kerrs Tyres-- 2 years Proficient in suspension work, car diagnostics, mot prep, electrical diagnosis of car systems, dpf and adblue systems, I specialise in Mercedes, ha...

OGNYAN 31st October 2025

SEAT Altea XL • Additional work following previous booking

Frequently asked questions about MG rocker cover gasket replacement & repairs

Read our answers to questions about rocker cover gasket replacement costs, symptoms and more.

What does a rocker cover gasket replacement on my MG involve?

There will be different requirement of the process depending on the engine manufacturer, but the basic requirement is similar as follows;

  • Mechanic will inspect the rocker cover and the gasket.
  • If necessary, the mechanic will replace the rocker cover gasket.
  • Mechanic will clean the rocker cover.
  • Mechanic will advise if any other parts need to be replaced.
  • Mechanic will run the engine and check for any leaks.

What are the symptoms of a bad MG valve cover gasket?

As the component is simple, there are only a couple of points to look for;

  • Oil seeping out between the rocker cover and the cylinder head
  • Oil evident in the spark plug or injector wells
  • Oil burning smells from the top of the engine

How long does it take to change a rocker cover gasket on my MG?

A rocker cover gasket replacement typically takes 1.5 hours, but times can range from under 1 hour to 2.5 hours. Ultimately, the time that the job will take depends on a range of factors. For example, your vehicle's make and model, year, as well as other factors. Select your car at the top of this page for information on job time and cost for your vehicle through ClickMechanic.

How often should I replace my MG rocker cover gasket?

If there is only a very small, damp oil area around the gasket, it may just need tightening down. However, anything more than that requires the rocker cover gasket to be replaced, and this should be done as soon as possible as it will only get worse.

How common is a rocker cover gasket replacement on my MG?

As every car pretty much has one and it is subject to expansion and contraction as the engine goes from cold to hot and back again, the most common cause of engine oil leaks is the rocker cover gasket.

How long should a rocker cover gasket last on my MG?

Rocker cover gasket can last between 50,000 - 100,000 miles but can sometimes wear out prematurely and will start to get brittle.

Can local garages offer home collection and delivery for MG rocker cover gasket replacement?

Yes, many local garages are able to offer collection and delivery for a rocker cover gasket replacement on your MG. With ClickMechanic collection & delivery is free if your vehicle is drivable. Once booked a mechanic will pick up the vehicle on the day and time of your choice, do the work, and return the vehicle at a time convenient to you. Simply enter your vehicle registration number and postcode to get an upfront price for a rocker cover gasket replacement on your MG.

Can mobile mechanics do MG rocker cover gasket replacement at my home or office?

Yes, mobile mechanics can do a rocker cover gasket replacement at your home or office on your MG, provided there is a safe and sufficient space to conduct the repair or replacement. With ClickMechanic, once booked for a date and time of your choice, your booking will be offered to vetted mobile mechanics in your area.

How much does a MG rocker cover gasket replacement cost?

The cost for a MG rocker cover gasket replacement depends on the model of your MG. See the averages for different models below. We use industry standard data & millions of data points so you know what you should be paying.

No parts included in these estimates.

Name Average Cost
MG ZR £66 Get exact price

Average costs for 7 models not shown due to insufficient data. Show ∨

  • MG ZT
  • MG Express
  • MG MGF
  • MG MG6
  • MG TF
  • MG MG3
  • MG ZS

Estimates on average repair costs, such as the above results for a rocker cover gasket replacement, are based on ClickMechanic's quote data which combines multiple third-party sources. Actual costs may vary. We provide estimates on average repair costs for information only and accept no liability for any inaccuracies or errors. If you think an estimate is incorrect, please contact us to let us know.

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