Electronic ignition can cause problems with tachs, it depends what type you have and how it has been connected, although usually 73 and later models with the voltage pulse tach are OK. If you would like to get really fancy, buy a three terminal flasher and connect an indicator light between the third marked P terminal of the flasher and ground. The engine didn't have much below but it would wind safely to rpm. Direct the strobe light on the timing marks and check the degrees of advance against the recommended figures. What all this means is that if all nine cars came through turn 7A in a pack three wide and three deep, by the end of the straight they would no longer be a pack.
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Might as well eliminate any doubt. If the decision is made to replace them be sure to solder the replacements to the harness. Battery Removal After skinning my knuckles and bruising the back of my hand in a struggle to remove the two batteries in my pre-'75 MGB, I needed some help! The original dash mounted mirror was far too low for most drivers. It could still be that one of the green wiring connectors isn't making a good connection with its spade at the fusebox, this would be the one with two green wires in that go into the main harness. If you have a closed tank, make sure it is truly closed.
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It looks a lot like unmixed salad dressing. Make a note of what your reading is and what scale that you got the reading on. To use the tester attach the alligator clip to a good ground such as the engine block, attach the plug wire to the tester just as you would a spark plug wire and crank the engine. For your own safety, I would suggest you do this sometime when your spouse is at the mall or somewhere else. Connected to the CB terminal is a thin wire that is attached to the distributor, which in turn is attached to the points. The most likely suspect would be in the fuel system.
Car news, reviews, motorsports, auto shows and stunning photography delivered right to your mailbox. For your own safety, I would suggest you do this sometime when your spouse is at the mall or somewhere else. Did you hook up the pressure gauge? Electronic ignition can cause problems with tachs, it depends what type you have and how it has been connected, although usually 73 and later models with the voltage pulse tach are OK. Should the ignition timing be incorrect, centralize the micrometer adjuster if fitted , slacken the distributor clamp bolt and position the distributor to the point of contacts about to open and re-tighten clamp bolt. It also required the joining of the front and rear pairs of cylinder walls.