Gas tank Replacement 61-64

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kumquatbob
Posts: 74
Joined: Sat Dec 28, 2024 6:19 pm

Gas tank Replacement 61-64

Post by kumquatbob »

Having just replaced the gas tank in the Kumquat, '63, I discovered that the old one had fresh scratches all over the back.
The cause was the top four screws that hold the tunnel toe plate (by the gas pedal) protrude into the tank cavity. They fit into depressions in the new tank but probably scratch it all up as you jockey the tank in place and try to tighten the hose clamps. I just took out the top four while changing the tank. Next time you have a tank out, look for them. Also, you will get a surprise if you use longer screws! The tank is flush up against the floorboard when tight.
Sorry no pictures, Just wanted to get that thing in.
Bob Ballew
Lane66Monza
Posts: 1105
Joined: Thu Sep 28, 2023 7:01 am
Location: Southeast Georgia

Re: Gas tank Replacement 61-64

Post by Lane66Monza »

If you have a problem with your gas gauge not reading over 1/2 tank, read this discussion in the Corvanatics section of the Corsa site. It might be your answer to a resolution.

https://www.corvair.org/chapters/corvan ... Sender.pdf

If others think I should regenerate it here, let me know. It takes 4 posts to get it all the info posted. I did post it on the other forum, titled "Greenbrier Gas Tank Sender Issue".

Here is a teaser from the article I wrote for the Corvantics group. It is an issue with the senders.
..........

Time to remove tank. Jacked up van and supported it to get clearance for tank removal. We removed the tank and set it on bench for inspection and tests. Connected ohmmeter to sender terminal and tank structure and still read 14 ohms. Grounding sender ground wire to tank structure ground and still 14 ohms. Using flashlight, I was able to look inside through filler port and see float resistor. Float arm was in almost mid position (see photo).
.....
I gathered all my senders together to see what I had and if there were any differences (see photo). The sender I took out of the van’s tank was the same as the new Clark’s sender. But it never registered over half and when I pumped fuel out, I got 5 gallons. There was about 2 gallons still in it when it was dropped. The sender I removed from the tank I bought from Caveman Pete was a totally different style. Top 2 senders in photo read 0 to 37 range when ohm checked. The old sender from Pete’s tank is non-operable.
20200511_144744_resized.jpg
Al Lane
Southeast Georgia
1966 Coupe 110 4 spd
1966 More Door 110 PG FOR SALE
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American Mel
Posts: 229
Joined: Fri Jan 26, 2024 7:35 am

Re: Gas tank Replacement 61-64

Post by American Mel »

Roman is a BOT.
Currently own: '66Monza Coupe, '67Monza Vert, '67A/C Monza Sport Sedan
Have owned: '61Monza Coupe, '62Monza Wagon, '63Spyder, '65 Corsa
Loc: WA, One mile south of Canadian border.
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