Engine

Red engine for MG sports car

Is Your Engine Tired?

By John Twist / March 5, 2023 / Comments Off on Is Your Engine Tired?

I talk to a lot of MG owners about the condition of their engines.  Over and over, I hear the phrase, “My engine is tired.” I tell them there is no such thing as a tired engine.  The real question is: does your engine have what it needs to run well? Think of your own…

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Spring Maintenance & Lubrication Checklist

By UM staff / March 5, 2023 / Comments Off on Spring Maintenance & Lubrication Checklist

Ready to wake up your MG after cold weather hibernation? If you followed the Winter Storage Instructions, you should be in good shape. Here is John Twist’s Spring checklist to get ready to enjoy the warmer weather in your MG.* Change Engine Oil and Filter* Lube Front Suspension* Top off front shocks* Check Differential Oil*…

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FAQ Archives: Timing Chain on MGB

By John Twist / November 18, 2022 / Comments Off on FAQ Archives: Timing Chain on MGB

Hello John,I have a stock 1971 MGB that appears to have jumped a tooth on the timing chain. The engine will start and run but has a pretty bad shake in it (no knocks) and is down on power.I was pulling away from a light when there was a “ba-bing” noise (sounded more like a…

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FAQ Archives: A Ticking TF

By John Twist / November 18, 2022 / Comments Off on FAQ Archives: A Ticking TF

Question:Dear Mr. Twist,Here is a thorny problem for you to cogitate! I have conducted extensive research and value your input.My 1955 TF 1500 is making a ticking sound, prominent at idle. It sounds like a valve lash set way too wide. Here are some observations related to this sound: 1. It occurs regularly at cam…

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1977 MGB Run-On

By John Twist / November 2, 2022 / Comments Off on 1977 MGB Run-On

Peculiar to the 1977 MGBs (and some, very early 1978’s) is a wiring design fault that allows the engine to continue running when the key is turned off. This problem is quite distinct! When the key is turned off and even removed from the ignition key switch, the car continues to RUN – not diesel…

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Blue vintage car

FAQ Archives: TD Oil Leak

By John Twist / November 1, 2022 / Comments Off on FAQ Archives: TD Oil Leak

Dear John, How would you like to hear another MG adventure? I recently started up a TD that had the engine rebuilt several years ago. I went through the start-up sequence to make sure I had oil coming to the rocker, but was concerned that it took a long time to prime the pump and…

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FAQ Archive: Valve Guides on MGB

By John Twist / October 18, 2022 / Comments Off on FAQ Archive: Valve Guides on MGB

QUESTION:I hope you can help me. I had the head rebuilt on my 1969 MGB with hardened valve seats. The engine ran fine for a few minutes then started skipping. I removed the valve cover only to find a valve stuck open. I removed the head and took it back to the machine shop. The…

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