So next up was to finish rebuilding the carbs. I was having problems getting the new floats and float needles to work. Once everything was together, I would test with lung power to make sure the float needle would shut off fuel when it was closed. The test results were inconsistent, so I waited to talk to the person who sold me the rebuild parts and he informed me that the fuel pressure would take care of any sticking float needle.
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rear carb |
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new parts for a single carb |
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dashpot removed |
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new parts in the float bowl- the float turns out to cause some problems later... the carb is upside down in this photo with the main jet in the middle and new white float |
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finished, or so I thought |
Next up was to install the exhaust manifold, exhaust downpipe, and intake manifold. I replaced the two outer studs in the head that hold the manifolds with stainless bolts so it's easier to remove the manifold in the future. No real problems with the manifold/gasket install- just nuts and bolts. I installed the carbs once again.
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cleaned intake port on the head |
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intake manifold flange |
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manifold gasket |
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cleaning the head studs with a thread chaser |
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Done, and awaiting carbs and heatshield |
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carbs installed- I'm getting good at removing and installing these |
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view from the front of the car |
While I was working on the carbs, Drew worked on the front brakes. He installed the calipers and new flexible lines. When it came time to install the brake pads, they would NOT fit in the rebuilt calipers. Weird.
After some research, we discovered that we were trying to install them backwards! In our defense, we were just matching the old pads, and they were installed backwards......
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drivers side front brake, without pads yet |
I also spent some time cleaning up the engine bay and the area in front of the radiator while I had some time
to kill. Many years of grime in there- but it's looking better every day.
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getting cleaner |
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drivers side inner fender before installing manifolds and carbs |
I spent some time installing a new headlight switch, and new turn signal flasher. At the same time, I cleaned up a couple of grounds. So, now I have headlights, tail lights, trunk light, etc. There are a couple of burned out bulbs I'll replace later.
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trunk light |
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we have headlights! |
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I also started to strip the wheels. I bought a set of new tires off of eBay, so I had my mechanic remove the old tires to make painting them easier. Just some time in the blaster, a little sanding, a coat of primer, and finally paint. I'm going to go satin black on the wheels- it should look good with the chrome center and chrome beauty rings.
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after blasting |
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after primer |
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wet paint |
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with center cap, chrome ring, and lug nuts just to see how it looks |
Here are a couple of photos of the blast cabinet, by request from one of my many many followers....
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with a wheel inside it- you just close the clear lid, shove your hands on the gloves, and get blasting |
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it has a light inside it so you can see what's going on |
So, I went to start the car again. And once again, it ran like garbage. I couldn't figure it out. The rear carb was not taking fuel at all, so it was running on one carb. There was fuel at the line to the carb, but that's as far as it got. The float needle must be stuck!! I gave up on the carbs for now to let me collect thoughts. I ended up emailing the photo posted above with the new white float to the SU carb master Joe Curto. His reply was pretty clear- "you have installed the front float in the rear carb- switch them". The new floats are completely different design than the old one. The are handed left/right just like the main jets. The jets have a brass ring on one, and a silver ring on the other to identify them. The floats have a brass tab on one, and an aluminum tab on the other. I assumed they matched the brass with brass, and aluminum with aluminum, but I was completely wrong, again! Well, long story short, once I switched the floats and installed the carbs (again....) the car fired to life beautifully. Now she sounded like I imagined an MGB should sound like. Great oil pressure, the temperature came up nicely (the gauge actually works!) and she settled into a nice idle. I adjusted the idle speed and mixture a little and called it a day with a celebratory beer or two.
Next up we'll finish the clutch and brake hydraulics, paint the floor, and maybe adjust the carbs some more before installing the air cleaners. Who knows, maybe I can see if I can actually get the potentially stuck clutch working.
Congrats getting it cranked up Chimichanga. You are making a lot of headway.
ReplyDeleteThanks for the picture of the blast cabinet. I bet you could make your own sea glass in that bad boy and sell it to rubes from down yonder.
I love sea glass, especially the blue pieces.