Everything posted by SteveJ
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New electric fan wiring preventing car from starting
How are you measuring temperature? Via the gauge? With an infrared thermometer? At what point in the system were you measuring the temperature? I will tend to agree that a 12 inch fan may be too small. Things to consider: Water pump - Are the impeller blades corroded to nothing? Gunk in the system - Have you flushed the cooling system? Lean combustion - Lean is hotter. You might want to take the radiator cap off when the car is cool and watch for coolant flow when the car is running.
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New electric fan wiring preventing car from starting
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New electric fan wiring preventing car from starting
In controls vernacular the yellow wire is a "signal". In this case, the ignition being on signals the fan that it is okay to run if the engine is hot.
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New electric fan wiring preventing car from starting
If you have a stock setup on your ignition, you are wiring it contrary to the instructions you posted. So, here is how you should have the control box wired to the car according to the instructions: Black - Grounded Green - Nothing (assuming you don't have AC) Yellow - To the black/white wire at the ballast resistor Red - Battery Note, if you have the red and yellow reversed, the car will probably die/not start because you are trying to draw too much current from the ignition circuit.
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Let's show vintage racing pictures. I'll start.
Does a land speed record car count as a race car?
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MOSTLY AN UPDATE BUT ALSO A QUESTION!!
The FSM has the specs for the valve adjustment. This is a popular procedure: https://web.archive.org/web/20080720024048/http://www.picturetrail.com/gallery/view?p=12&uid=786489&gid=1803105
- Fuel gauge issues - 73 240z
- 1980 280ZX 10 anniversary car, red black
- 1980 280ZX 10 anniversary car, red black
- 1980 280ZX 10 anniversary car, red black
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Prop shaft and half shaft phasing
What do you mean: an African or European driveshaft?
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Not getting fuel to the carbs!
Do you have a 260Z, too? What carburetors do you have on it? Let's make sure you have the same issue because you may need a different solution. It might be good to start your own thread.
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Not getting fuel to the carbs!
I looked at your photos. I don't know what the IPO (idiot previous owner) was doing to regulate fuel pressure to the carburetors. The fuel flow from the tank to the electric fuel pump is gravity feed only. If you don't have fuel when you pull the hose off the inlet side of the electric fuel pump, you won't ever get fuel through the line. Gas should be pouring out of the tank with the hose removed from the inlet side of the electric fuel pump unless you have the hose clamped off. Air pockets are not relevant in this case. Until you know you are getting fuel to the electric fuel pump, you will not be getting any fuel to the mechanical fuel pump. In addition to starting fluid, you may need to prime the line between the mechanical fuel pump and the carburetors. That should get the float bowls filled in the carbs and keep the car running long enough to pump fuel through the rest of the fuel line. So fill in the blanks: How long have you owned the car? Did it ever run since it was in your possession? If it did, what happened to make it stop running? What parts have you changed out?
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Not getting fuel to the carbs!
If the wiring to the electric fuel pump is stock, you won't hear it running unless the engine is running. The electric pump does not run with the key in the START position, either. If you disconnect the line between the tank and the electric fuel pump, gas should flow out of the tank. I suggest that you drain the tank (using the drain plug) and look for debris (rust, etc.) coming out. You may need to drop the tank and boil it out & re-seal it. There are plenty of threads on here about that.
- Fuel gauge issues - 73 240z
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Fuel gauge issues - 73 240z
You don't need to pull the dash to remove the gauges if the car is stock. IIRC the FSM has instructions on removing the gauge. You definitely need to detach the heater control cables. As for feeding back the signal. Don't. Get the gauge out first. Then you can set up the test. You will need to set it up like the diagram the Captain posted to test it properly.
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1977 280z: 80Amp Alternator
S - Sense (connects to the battery) L - Lamp (switched) https://auto.howstuffworks.com/alternator2.htm
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Fuel gauge issues - 73 240z
The positive side of the fuel gauge is the yellow/red wire. Since that wire also powers the oil pressure and water temperature gauges, you can eliminate that as the source of your problem if those gauges are working. The likely culprits would be a poor connection between the fuel gauge and the dash harness or the fuel gauge itself.
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Hot Wheels Legends Tour
Here's the video we made for the car.
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Fuel gauge issues - 73 240z
Find this connector between the dash and body wiring harnesses. Check the yellow wire there. If you have a signal there, look for continuity on the yellow wire through the body harness. So it ended up that we did find out what was wrong with @GeoJoe's fuel gauge. I checked continuity on the yellow wire on the body harness. It read open line. The wire was replaced, and the gauge works.
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Hot Wheels Legends Tour
A friend entered one of his Z cars into the Hot Wheels Legends Tour. (Ignore the reference to the wrong Peter Brock in the story.) https://www.fox5atlanta.com/news/alpharetta-man-competing-to-turn-his-car-into-hot-wheels-toy I'll be watching tonight to see if it shows up. https://www.facebook.com/events/708765086450998
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76 280Z 2+2 parting ways
Send me a PM with your email address. Someone pinged the GZC group today looking for a 2+2.
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Let's show vintage racing pictures. I'll start.
Here are a few photos from the enduro race from Sunday at The Mitty. Greg Ira and Woody Staub piloted the #5 Dan Parkinson tribute car to a 3rd in class finish.
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[2021] What Did You Do To/with Your Z Today?
Thanks, Guy. The 46 is still out at the Z Car Garage, but the repaint is complete, and the hardware is getting installed. I think Randy is more focused on getting the LSR Z ready for Amelia. Yes, the 22 is prettier than the 85, but Guy seemed to be doing a pretty good job of moving around the track in the 85. I'm sure it didn't hurt for Guy to get some laps in Greg's car during the enduro race on Sunday.
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1977 280z: 80Amp Alternator
Look through Blue's tech tips. The link is in my signature. (Make sure you read this on a computer rather than a phone so you can see the signature.) He has documented what to do for the 75-77.