RedRooster

Also check your starter solenoid for leakage to ground.

One of the funniest things I have seen was the local chapter of the hells angels entering a Morris competition in the city and using pick axe handles as the sticks.

I wouldn't, there's a rubber ring in the damper.

Windy gun is best, if not remove the starter and use a flywheel locking tool, a mini one should fit as the motors are similar then a socket with a big bar to get leverage. https://www.med-engineering.co.uk/products/flywheel-tool

While you are there have you thought about a high level brake light, most modern cars tower above the GT and the light is more visible.

Silly idea in the first place, just by pass the relay.

There's usually a mark just below the stopper, put the needle to this then lift it CW over the stop rest, easy.

And this. smiths gauges repair.pdf

The blue thing is proabaly a capacitor.

This lot https://www.12voltplanet.co.uk/crimp-terminals-connectors.htmll

Best ditch the optic luminiation before it ditches you, I've had 2 fail and would never use their products again. RR

It's because they changed the head to a TR6 one, so domed pistons to bring the CR back up. David Vessey is your man for engines, did a good job on mine. https://www.vessey-classic-car-services.co.uk/

It's a GT6 MK3, domed pistons, it is an interference design. When mine went bang it needed a new block. RR

What he says. RR

Think you have moved the magnetic pick up cup in the speedo, I had a similar thing a few years ago. Take the speedo apart and use a bit of the old cable in a drill to run it up, you will see if it's rubbing. RR