Tech Tips

For the NTAHC members that have purchased the new .354 gear-set, Fred Crowley has worked up the following rebuild cost. If you would like Fred to install your set please contact him. If you are not in the Dallas area, shipping cost will be added if you ship your pumpkin in to be rebuilt.

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When is the last time you cleaned any of the electrical connectors on your Healey? Well, that’s too long. To keep the resistance down from poor contact you should clean the connectors and even the fuse block. Corrosion can lead to resistance at a connector and cause fuse failure. The…

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Reason for Modification: In the stock fuel pump, a heavy solenoid armature (iron slug) is positioned partially inside a donut-shaped coil of wire. When the key is turned on, an electrical current flows through the contact points to ground. This current flow creates a strong magnetic field in the coil….

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This project will help keep the heat off your feet when driving your Healey. The description below covers how to build Styrofoam panels and cover them with carpet to add insulation to the box in front of the transmission tunnel. Every little bit help when you are trying to stay…

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When is it time to replace the slave cylinder clutch hose? If you push on the clutch pedal and it feels spongy or doesn’t come back freely. Chances are your hose is collapsing on the ID and restricting the flow of fluid. A section of hose showing the outside condition….

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I spent a lot of time quite a while back trying to research this quandary. Here are the basic issues I uncovered. It appears the Healey gearbox/ overdrive requires a lubricant which satisfies six criteria: Overdrives are operated hydraulically – i.e. pressure is what makes the overdrive operate – so…

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The following photos will give you an idea of a compact overflow tank that you can fabricate from PVC pipe. It mounts next to radiator on the passenger side of the car, using the bolts that hold radiator in place. The main tank is made from 3″ diameter and 6″…

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To trace a fault in the low-tension circuit, switch on the ignition, and turn engine until the distributor contact points are open. With a voltmeter (0 to 20), check the circuit as follows. CABLE-BATTERY TO STARTER SWITCH Connect the voltmeter between the supply terminal of the starter switch and a…

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If you are like Healey owners, you grew up measuring things inches & feet and ounces & pounds. Then came the the push to “Globalize” all measurement units and, of course, our SAE system lost out to the Metric System. All of a sudden, we had to deal with millimeters…

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This question seems to come around every couple of years and was recently bantered about on the AH email chat line. The answer to the question is pretty straight forward but having a little background on spark plug design helps in that final decision. The factory recommendation for the six…

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