Everything posted by Zed Head
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Changing of the Guard
I linked that article in Post #6, it's from 2014. The Hagerty charts show that values did increase dramatically in 2015. But Hagerty itself might have a vested interest in increasing the values, since they price their insurance on value. I'm not implying that they are trying to do that, it's just an inherent conflict of interest.. If they showed their data for each data point on their charts that would be fantastic. https://www.hagerty.com/valuationtools/About-our-prices
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Changing of the Guard
This one? - https://www.hemmings.com/magazine/hmn/2015/05/1975--78-Datsun-280Z/3748571.html I was really more interested in the idea that there are market manipulators out there planning an attack on the early 240Z market, feeding it PEA's (performance enhancing articles) and waiting. I wanted to be ready to watch the battle.
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Changing of the Guard
I found some old 2014, and undated, articles using Google. Can't find anything recent. https://www.classicdriver.com/en/article/cars/cars-we-love-datsun-240z-fairlady https://www.hagertyinsurance.co.uk/price-guide/1969-Datsun-240Z http://petrolicious.com/why-the-datsun-240z-is-collectable The Hagerty valuation tool is most interesting though. Can't find those articles you're referring to though. https://www.hagerty.com/apps/valuationtools/1970-Datsun-240Z
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1970 240Z HLS30- 06026 For Sale (original)
I can't remember exactly who, but somebody here said that they knew the guy who bought that car from the Wheeler Dealer guys. Or maybe he bought it from the guy that bought it.. Never did let anyone know what shape it was in or what they were planning to do with it. Kind of sounded like they were going to undo everything that WD did and restore it. I know a guy who used to own a crab boat (actually a tender) and knew many of the crews on the Discovery show. He said the same, lots of staging of events.
- Changing of the Guard
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Really hard electrical problem
No problem. Good luck. Make sure that the distributor body has a good ground connection. The module and coil current passes through it.
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Changing of the Guard
Sounds interesting. Sophisticated buyers inserting themselves. How do they do that? Seriously, are you saying that people will be joining the forum and talking or bidding up the value of the "Series 1" cars. Only. By the way, some experts here will argue that there's no such thing as a "Series 1" (your 1st Series, I assume). It seems like you're suggesting that the market is about to be manipulated by people who collect for investment purposes. " collectors move to create new markets".
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Really hard electrical problem
The brake light will come on when engine RPM drop so low that the alternator isn't charging. So that might be a non-issue. Sounds like your engine just stops running well, almost like it's running out of fuel. Could be blockage in the fuel tank. If you can hook up a fuel pressure gauge and put it somewhere that you can see it while driving, you'll know more.
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Front injector bank not firing (1976 280Z)
I understand core charges also, but this one seems irrational, with no real calculation behind it. Picked from thin air. Just makes you wonder. Aside from that, it's a lost sale and drives a potential customer out to look at alternatives. So, big picture wise, they probably lose more than just the single AFM sale. Once you go CARDONE, you probably stay there until you get a bad part.. The only reason I @ these guys is so that they can tune the business to keep the customers happy. Staying quiet out here while people talk about why they didn't buy from MSA doesn't help anybody.
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Front injector bank not firing (1976 280Z)
Have you considered reconsidering your core charge? Maybe get some economists to help? Risk/reward. opportunity cost, etc. You have a nice case study here of how the high core charge drove a customer to the less expensive alternative. $400 seems like it came from nowhere. It's more expensive than the rebuilt part, which makes no readily available sense. Also, has anyone considering buying cores? Many of us out here have old AFM's that we've picked up cheap, as spares. I often see good cores in the wrecking yard, with corroded electronics. No need to try to save them though because there's no market for the core. Off to the crusher. I'd probably send them to somebody $20 each, if they wanted them. Maybe even free if somebody asked.
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1970 240Z HLS30- 06026 For Sale (original)
It's a philosophical discussion at this point. Calculating the number of teeth in the mouth of the dead horse we're beating. Comparing Jai, who joined to share her car and experience with the club, and to get some help with it, to a guy who joined only to sell his car isn't quite right though. Not really the same type of people, I'd say. And saying that somebody got taken advantage of because they sold their car for less than they could have squeezed out doesn't make sense. If you were the buyer, would you offer him that difference? An extra $7000 just to be fair, because you know it's the right thing to do? If not, then the argument doesn't really hold up. I'm not arguing just to argue, I just enjoy a good philosophy discussion. Hope nobody is getting disturbed., No offense intended. Maybe tse4me will come back and share the story of the sale of his car. That would be nice of him, considering the help he got here. @tse4me
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Correcting for EFI mixture lag
The system is supposed to add 27% more fuel than the base pulse when the full throttle switch in the TVS is actuated. The other consideration is cam profile, which is designed to really kick in at about 3000 RPM, I believe. If you hit the gas at 2000 RPM, it might be that 1000 RPM climb that you're really waiting on. You might just need to drop down a gear.
- 1976 280Z Restoration Project
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1970 240Z HLS30- 06026 For Sale (original)
All I'm really saying above is that this whole thing is a matter of opinion. I like to see people get good deals. Here's the other other side also - people can chime in when they think the asking price is too high. That would be fair, according to some of the opinions expressed here. Let's see what happens when somebody does that.
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1970 240Z HLS30- 06026 For Sale (original)
Sure, you can talk values, morals, principles, philosophy, etc. How far should we go? Should we police the internet to make sure every seller gets maximum value, for their families? He offered the car for a number and the offer was met. He said "for Sale". How much leeway do people get? My initial point, way back in the thread, was that everything was fine at Post #1 and a few after, until people started chiming in with their opinions of what the car should sell for. He could have sold it for his high number, left and not come back, and somebody here would be happy. You can argue the other side and say that somebody lost the opportunity for "joy" for themselves because they couldn't afford to buy their dream car, after people not involved got involved. It's a big old circle. He didn't mention tuition until he needed to backtrack. Overall though, that's the risk of these forums. People can chime in as much as they want until someone decides that their comments are abusive. Still waiting to see who got it. It is/was a nice car.
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fuel injection pressure wierdness...
I never really thought about the CSV action when testing the fuel pressure. You're saying that the disconnecting the starter solenoid to test pressure, but with the CSV still connected, and engine cold, allows the CSV to dump fuel when testing? Dang, all these years of incomplete advice, I feel bad. Your CSV must allow a lot of fuel though, to get a pressure drop. How long does it take to build pressure from zero? Plus all of that fuel probably sat in your intake manifold all night, giving you the quick start the next day.
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1970 240Z HLS30- 06026 For Sale (original)
He hasn't been back since the 8th, about 24 days ago. As was noted, once he sells the car he's gone forever. It would be interesting to see who got it.
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fuel injection pressure wierdness...
Maybe it just needs a good thrashing.
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1973 Rebuild
He gave details in #395. Phones... Still fascinated by the piston design, with the ridges and the thin top ring land. Detonation is a big problem with these engines. Have you (Takhli) built many L series engines or are you breaking new ground here? Just curious.
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1978 Z - Fuel Pump Control Relay
This issue? You tested the relay?
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1973 Rebuild
Just curious about who picked the parts and how they decided. What the goal is. Sounds like you're using the basic "How To Rebuild" and "How To Modify" recommendations. Looks like fun. Good luck.
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Really hard electrical problem
The "wait a minute and it restarts" is typical of bad ignition module. I notice that you didn't say "new" about the distributor. If everything works correctly except that the engine won't restart right away, that's a sign of the module overheating.
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Drive Tribe for zcars
What would be the point of that?
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Really hard electrical problem
He said that he swapped to a ZX distributor, back in #20. Hard to tell what's happening.
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Really hard electrical problem
#1 - don't think in terms of "ripping". Check the main circuits in the EFI system. The connections by the battery, both positive (fusible links) and negative sides. Check the the fusible link connections under the two white covers also. Is it behaving the same way as ther last time it was dying or is it different now? Before you said the tach needle was rising and falling and acting weird. Now you say it drops like a rock. Could be your new distributor. Can't remember if you said it was new or used. Considering all of the other odd electrical problems with the blower motor and alternator, it's hard to make a good guess. If you notice any other details besides the engine dying and the tach dropping they would be clues.