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  #1  
Old 05-22-2025, 02:09 AM
A Talent for Obfuscation
 
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Originally Posted by davidmash View Post
Stop lying. You can't even hear it.
To be fair, they make some pretty powerful hearing aids for the elderly…
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  #2  
Old 05-21-2025, 02:52 PM
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I got used to it in a few days.
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  #3  
Old 05-21-2025, 03:51 PM
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Is there a starter life issue?
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  #4  
Old 05-21-2025, 05:11 PM
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I can't see it helping the life of the starter.
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  #5  
Old 05-23-2025, 03:15 PM
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Originally Posted by engatwork View Post
I can't see it helping the life of the starter.
It just might be that the auto shut off starters are designed for purpose.

But this would require some thought.
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  #6  
Old 05-23-2025, 03:56 PM
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Originally Posted by engatwork View Post
I can't see it helping the life of the starter.
starter is hd for the application i suspect.
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..I also have a 427 Cobra replica with an aluminum chassis.
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  #7  
Old 05-23-2025, 04:27 PM
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Originally Posted by INSIDIOUS View Post
Is there a starter life issue?
That was a question I had. It would take a lot of hours of idling to make up for the cost of one new starter. As far as reducing greenhouse emissions, one would need to do some nifty research to determine how much carbon is created in manufacturing a starter.

Brian Carlton visited me in the Bay Area 6 or 7 years ago. He was doing some work at SFO on some jet engine balancing. We went out to dinner in his rental Mercedes. It would do the auto shut off and start at every stop longer than a few seconds, I forget exactly. I could barely hear it either way. At one point, he demonstrated the remarkable stopping abilities it had. A panic stop was not that far away from hitting a brick wall.
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  #8  
Old 05-23-2025, 04:53 PM
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Originally Posted by cmac2012 View Post
That was a question I had. It would take a lot of hours of idling to make up for the cost of one new starter. As far as reducing greenhouse emissions, one would need to do some nifty research to determine how much carbon is created in manufacturing a starter.

Brian Carlton visited me in the Bay Area 6 or 7 years ago. He was doing some work at SFO on some jet engine balancing. We went out to dinner in his rental Mercedes. It would do the auto shut off and start at every stop longer than a few seconds, I forget exactly. I could barely hear it either way. At one point, he demonstrated the remarkable stopping abilities it had. A panic stop was not that far away from hitting a brick wall.
And not just a replacement, the new one. These must cost more, so the additional cost of the first unit over it's lifetime. If they don't cost more but give 5x cranks then all the cars would have them and we would never replace a starter in the normal life of a non shutdown vehicle.
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  #9  
Old 05-23-2025, 07:03 PM
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Probably same starters as all the other applicable engines. If it is a MB starter it should be a quality unit. I would not want to put a cheap starter on one and continue to have the car do the auto start/stop thing.
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  #10  
Old 05-25-2025, 09:56 PM
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Originally Posted by INSIDIOUS View Post
And not just a replacement, the new one. These must cost more, so the additional cost of the first unit over it's lifetime. If they don't cost more but give 5x cranks then all the cars would have them and we would never replace a starter in the normal life of a non shutdown vehicle.
They are designed differently. Different bearings, different gear ratios, and also as someone else mentioned, often a generator doubles as a starter when current is applied. Also keep in mind auto stop start is often only active on a warm engine, much less friction. Auto stop start has been around for ages now, youd hear of horror stories about burning through starters, but you don't.
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  #11  
Old 05-24-2025, 07:45 AM
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Originally Posted by cmac2012 View Post
As far as reducing greenhouse emissions, one would need to do some nifty research to determine how much carbon is created in manufacturing a starter.
Well, thank goodness this is history. Now they can go back to manufacturing cars with cranks.
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Originally Posted by P.C. View Post
I have a hybrid Honda CR-V. For safety reasons, whenever it is in full battery mode, a noisemaker placed under the hood emits a strange sound that I equate to a flying saucer sound effect from some cheap '50's sci-fi movie...
So do all Toyota hybrids/plug in hybrids/electrics. Noisemaker works when the car is operated below 20 mph. If the car has VVT, the wear on the starter is minimal, because the car will be started in Atkinson cycle: the compression stroke will effectively be shortened by adjusting valve timing.
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  #12  
Old 05-24-2025, 08:28 AM
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If the car has VVT, the wear on the starter is minimal, because the car will be started in Atkinson cycle: the compression stroke will effectively be shortened by adjusting valve timing.
Is that on all hybrid cars with VVT or just Toyota?
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  #13  
Old 05-25-2025, 05:47 PM
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I had a CVT in my old Subaru. Maybe not as much fun as a manual, but it was never a problem. Can’t say as much for the rest of the car.

Full hybrids don’t even have conventional starters and batteries. Instead, current to the recharge generator is reversed, and it’s powered as an electric motor by the 300v traction battery. That allows the engine to spin up at RPM matched to the demand of road speed. So clever…
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  #14  
Old 05-24-2025, 01:29 PM
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Originally Posted by Mxfrank View Post
Well, thank goodness this is history. Now they can go back to manufacturing cars with cranks.

So do all Toyota hybrids/plug in hybrids/electrics. Noisemaker works when the car is operated below 20 mph. If the car has VVT, the wear on the starter is minimal, because the car will be started in Atkinson cycle: the compression stroke will effectively be shortened by adjusting valve timing.
Right. The CR-V has a 2 liter Atkinson cycle engine.
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  #15  
Old 05-24-2025, 04:56 PM
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Makes me put the CRV in higher regard than I already had if only it was not for that CVT.
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