Everything posted by Bruce Palmer
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New l 28 for my 72
And that flat line was done using SM needles too. Everybody paying attention?
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Shift Knob Threading?
I have a bakelight round knob that needed attention thread wise. I over drilled the hole a bit, filled it with JB Weld drilled and tapped it and it hasn't let me down in 8 years of daily driving.....
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cone filter on SU carbs
Yep, that be the one. Saw it at Canby. Nice lashup and can't quibble about the price. When we put a bullet in our aircleaner efforts we were charging $300 and were losing our hat, arse and overcoat on everyone we sold.
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cone filter on SU carbs
One common upgrade is to use the stock filter housing and plumb onto the snorkle and run to a cone filter in front of the core support. Does a couple of positive things for you. 1. allows the pickup of cooler air from out ahead of the engine. 2. you are still feeding both carbs from a common source. 3. You keep the air horns that are built in to the stock housing. There was a kit coming together awhile back that was very sanitary. Have we any updated information on that system?
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Craig from Seattle area, 37 yr 240z owner
Craig, Welcome to the board. Pretty good group of folks and quite helpful. I just want to throw out The All Datsun Meet outside of Portland every June. www.datsunsnw.org to tickle your fancy. Stay tuned in......
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Wont run properly
Popping back through the carbs sounds lean.....
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Help needed ASAP
Over on the 510 forum there is a saying..... If you think it's fuel, it's electrical and if you think it's electrical, it's fuel........ Oh, and a question if I may..... Why do the needles get adjusted up and down rather than the nozzle which is all about adjustment? I don't think this is the first time I've heard of this being done on here. Needles move an RCH where the nozzles adjust a half mile up and down so to speak.
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Help needed ASAP
But you are saying it falls over as soon as you hit 5 grand right? Doesn't seem to me you'd drain the floatbowls in that short a period of time. Steve had a starvetion problem on the E-prod car but it was at the end of a mile and a half front straight at wide open pulling hard throttle. The second he let off for the turn, the fuel pump caught back up and no more issue until the next lap. If you'd like to talk to him call me and I'll give you the number at the shop. 503-587-9800
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SCCA National Championship Runoffs in two weeks
Are the runoffs being streamed this year?
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Round Tops vs. Flat Tops - Float Bowl Volume Capacity
Oh, okay.... Sign me quizzical
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Round Tops vs. Flat Tops - Float Bowl Volume Capacity
So what..... a gallon jug will hold more than either. What are we trying to show here?
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Taking Z powered Healey to it's first showing...should be interesting
Take a valve cover to a welder and have a section welded flat where an overhead mill or such could machine the words "Austin Healy Mark Stealth" or "Factory Super Healey Evaluation Model" cut into it. That'll generate more chin music from the Limey know it alls than anything else you can do. Wouldn't be any stretch to get some sharp writer to come up with background info on this indepth research that went on for years to find the prefect running gear for the Healey and this was what they came up with just before closing the doors ..... Too much, Too late. I'll never forget a hotrodder in my home town had a T-bucket hotrod that had "1927 Pribble" cast in the ribbed valve covers on the 327' Chevy. Watching guys expound on the Pribble Marque at the drivein was really rich
- Air in fuel lines and sputtering at high and now low speeds
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racing safety advice
For the street driving you are going to be doing, be conscious of where your head can reach in relation to where that bar is. Without a helmet, any contact can send your head snapping over yonder and believe me you don't want a steel tube there when your melon gets there.......
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Want to buy - Air cleaner housing for new round-top carbs
Anybody have a complete set they can lay out and shoot a pic of for the files here? Anyone found these at NISSAN? At this late date I'd be surprised if they had them or even knew what we woeld be asking about.
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Want to buy - Air cleaner housing for new round-top carbs
Yes, the early ones work fine. biggest problem rounding up an early aircleaner is to find one with all the attacking hardware included..... The flat tops had a square mouth hence the need for the adapter plates + that air cleaner also looks like it has a growth of some kind on it.
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sputtering at 95 mph and higher
It's a built in governor to keep you out of the can..... No, seriously it sounds like extended running at that speed is emptying the float bowls. Pains me to say this but you may want to go in there and raise them (the floats) a skosh at which time everything else will need to be re-set as the mixture will be off from raising the float levels. Or slow down..... nyuck nyuck
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Wobbling dizzy
Could be a bent shaft or bushings worn allowing the shaft to wander (see "wobble")..... Heard about one where the offset slot had been forced on the oil pump drive so hard it bent the shaft. wobbilyous maximus.... will interfere with all that elecrtical stuff that goes on inside the distributor unless the guts and the housing are doing their dance in tandem...... but that is a whole other story......
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fuel problem
Carbs only need to be filled often if you are overfilling them. I drive mine daily and add ATF maybe twice a year. Top of the inner tube only, not up to the threads. Anything above the tube that rises and falls with the piston just gets sucked into the engine and burnt. s'pose we'll have to go over this a few more times.
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fuel problem
Did "cleaning the carbs" include pulling the final filters out of the float bowl lids and cleaning them? They could be partially plugged restricting fuel flow into the float bowls. Running low fuel levels in the float bowls would show up when you pull the chokes on dropping the nozzles farther down where the fuel level is, making things run better. Hard to diagnose from half way around the world.
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Transmission woes: Grinds in first and 2nd gear--not while shifting, but while moving
Were it mine, I'd take it by a transmission shop for a look see. If it turned out to be fubar, I'd pay them to fix it. That's what they do. If it turned out to be a clutch adjustment issue, which it sounds like it could be, so much the better....
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Hitachi SU Carb Jet Alignment Tool DIY for Datsun Nissan 240z
Good grief man! $.043 each? I'm here to tell ya Ztherapy is ruined, I tell you, ruined!! Sell every one the western world wants to buy and you'll maybe have lunch money. Such is normally the case with these niche market tools..... Oh, don't forget the ad budget...... nyuck nyuck
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Hitachi SU Carb Jet Alignment Tool DIY for Datsun Nissan 240z
Prior to a total redesign wouldn't that be a MK-1 MOD-2?
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Hitachi SU Carb Jet Alignment Tool DIY for Datsun Nissan 240z
We have a jet centering tool available for sale left over from the Scott days. Don't think we've sold two in ten years. Anyway kudos for your inventiveness.
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running great then dead
Points? Why aren't you running the electronic distributor? I'm assuming you got the electric fuel pump power thing handled....