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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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Posted: Thu Feb 09, 2012 11:29 pm Post subject: Starter issues...again |
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ok so in the past 3 months im on my 3rd starter, first one i had lasted 11 months, 2nd one lasted like 3 weeks and now the 3rd one is starting to have issues, i went to remote start my car and the starter just clicked, so i turned the key and same thing, 2nd time turning the key it started, so im thinkin this starter is going bad now too, what would make my starters blow so fast? i dont have shims on it now, never did and it always seemed fine, do i need them? or should i just dump this huge weight of a starter and get the corvette mini hi torque one _________________
'91 Camaro RS 5.7 TPI- 700r4- 3.27 posi- headers- chambered exhaust- |
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Twilightoptics Hardcore (12sec Club)

Joined: 13 Jan 2004 Posts: 9191 Location: Auburn , WA
1987 Chevrolet Camaro IROC-Z
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Posted: Fri Feb 10, 2012 12:00 am Post subject: |
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Lt1 starter.
Where are you getting them? Not uncommon to.go through a bunch of remans.
Shims are for bendix drive gear to flywheel mesh. You'll know if you need Shims. _________________ A redline a day keeps the carbon away! |
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iansane Member

Joined: 16 Jan 2004 Posts: 5742 Location: Bothell
1991 Pontiac Trans Am
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Posted: Fri Feb 10, 2012 4:33 am Post subject: |
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Do a voltage drop test on main power cable. _________________
| Quote: | | Sometimes I actually think I'm slightly retarded in the mouth. |
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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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Posted: Fri Feb 10, 2012 10:50 pm Post subject: |
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| Twilightoptics wrote: |
Shims are for bendix drive gear to flywheel mesh. You'll know if you need Shims. |
no idea what that means, im getting re-mans but still you would think they would last a little longer than a month... any LT1 starter will work for mine then? it did it again today clicked when i started to start it like 3 times and on the 4th it started its off and on but i dont wanna be left stranded anytime soon _________________
'91 Camaro RS 5.7 TPI- 700r4- 3.27 posi- headers- chambered exhaust- |
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QwkTrip 11sec Club

Joined: 17 Feb 2004 Posts: 3942 Location: Peoria, IL
1989 Pontiac Firebird
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Posted: Sat Feb 11, 2012 8:13 am Post subject: |
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The shims are used to set the pinion gear position so that there is proper alignment (backlash) with the engine ring gear. If you need shims then the backlash is too tight and there will be a howling-squealing noise. That's what he means by "you'll know"
Clicking is low voltage, or damaged ring gear that keeps the starter from going into gear mesh with engine. |
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Twilightoptics Hardcore (12sec Club)

Joined: 13 Jan 2004 Posts: 9191 Location: Auburn , WA
1987 Chevrolet Camaro IROC-Z
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Posted: Sat Feb 11, 2012 8:19 am Post subject: |
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When it does finally crank the engine over, does it spin at normal speed? If not you have a power source or voltage drop issue.
Any lt1 starter from a fbody will bolt right it.
Jon is right about just clicking. Is it a Hugh pitch click or more of a thunk click? High pitches is power issue. Thunk is the bendix coming out but not turning the flywheel, or spinning at all for that matter. _________________ A redline a day keeps the carbon away! |
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QwkTrip 11sec Club

Joined: 17 Feb 2004 Posts: 3942 Location: Peoria, IL
1989 Pontiac Firebird
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Posted: Sat Feb 11, 2012 8:23 am Post subject: |
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| What kind of starter is on those cars? Does the solenoid throw out the pinion using a shift lever, or is it the ancient inertia style with helix splines that relies on the mass of the pinion assembly to throw out when the starter spins? |
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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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chevymad Master B
Joined: 11 Jan 2004 Posts: 5476
1987 Pontiac Formula
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Posted: Sat Feb 11, 2012 8:40 am Post subject: |
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Solenoid pulls the bendix into the gear.
I've run into 2 issues with reman starters, and even a brand new starter. I finally gave up after starter #5. I'll buy a mini starter next time.
The first reman just burned out within a year. Next 3 starters all had an issue with the bendix. Most of the time the starters just would not engage the flywheel. After a close examination I discovered that the reman company hadnt beveled the teeth on the bendix gear. So with square cut teeth everything had to line up just perfect or no action. I removed the bendix from the very first starter put it in the last of these newer ones and it lasted a month before the motor gave out. These last 3 starters were of 2 different brands.
The last starter I bought was a BRAND NEW never remanuctured starter. It was spendy. Cost me $120 and I get my parts for cost+10. This starter does what yours does.. ever since day 1. Click click start.. I even changed cables and then added a ford solenoid. Still does it. It's been in there 4 or 5 years now and it still pisses me off.
I'd have changed this one too, except I was tired of replacing them and my boss didnt believe any more that it was the starters.
So there you have it 3 different brands of starters, one brand new, and they're all garbage. Once you eliminate a voltage drop problem, do as Paul suggested and buy a good starter. Either aftermarket mini or an lt1. |
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QwkTrip 11sec Club

Joined: 17 Feb 2004 Posts: 3942 Location: Peoria, IL
1989 Pontiac Firebird
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Posted: Sat Feb 11, 2012 10:07 am Post subject: |
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For those that are interested...
There are different styles of starter engagement and some are more prone to "click-no-crank" (also called blind start) than others. When the starter engages the ring gear it will find a gap and slide into gear mesh most the time. Occasionally the gear teeth will meet up in tooth abutment and there has to be a mechanism to clear the tooth abutment or the starter won't engage. There are three methods used in modern starters.
1. You probably have what is called, "Positive Engagement". Positive engagement does not turn on the starter until the pinion gear is in mesh with the ring gear. The goal is to not chew up the gears by turning on the starter too early. The drive assembly attempts to clear tooth abutment by mechanically twisting the pinion as the solenoid plunges forward. Problem is there is only so much twisting that can occur and the solenoid force is dependent upon voltage. If voltage is too low then the solenoid pull-in force won't be enough to make the action work and the starter will have click-no-crank frequently when the gear teeth are in abutment. But even the best designers can't make it work all the time. A good working starter will still have up to 5% click-no-crank rate over the life of the starter. It is on the high end when the starter is new until the gears polish up, and then it gets high again when the starter wears out. Any little burr or slightest damage to either starter pinion gear or engine ring gear will cause more click-no-crank. It is extremely sensitive to the condition of the gears. Basically, if you want ultra-reliable starter engagement then get rid of your old starter and get a newer design with a different engagement method.
2. "Positive Shift" throws out the pinion gear and the starter turns on just before contact with the ring gear. This is becoming more common with gear reduction starters. It relies on a delicate balance of acceleration and solenoid pull-in force for the starter to slip into the ring gear. If the starter doesn't slip in then the motor goes full power and mills down the gears. Basically one mistake and you're hosed, but when everything works right this is the only method that gives 0% click-no-crank. Working right and working wrong comes down to the expertise of the designers and manufacturing quality and consistency. Buy Denso or Bosch, and never buy reman.
3. "Soft Start" is also used with gear reduction starters. As the pinion throws forward the motor spins at low power until the gears mesh and then the motor goes full power. The torque of the soft start mode is dependent on voltage to solenoid and if the voltage is too low then the torque won't be enough to spin the pinion against the face of the ring gear and you'll get click-no-crank. Even under normal conditions the soft start motor will still have 0.5% or more click-no-crank rate. What some designers do is have a two-stage solenoid where the soft start has a moment to work and then the starter turns on (just like positive shift) and the pinion is slammed home into the ring gear. You only want a soft start design from companies that really know what they are doing. Again, Denso and Bosch are safe bet and never buy reman. |
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redlava Member

Joined: 02 Feb 2007 Posts: 448 Location: Bremerton
1986 Chevrolet Camaro Z/28
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Posted: Sat Feb 11, 2012 1:01 pm Post subject: |
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| I bought a 100 dollar lt1 mini starter it died, like 2 weeks later. I noticed thought that there are 2 tiers of starters at napa/schucks. One type is 100$ and the other is at 180-200$. After being stranded in a parking lot, I decided to pony up the extra money for the more expensive starter and haven't had a problem. If I needed a quality replacement starter on a budget I would look in the junkyard for one that was replaced more recently. At least that way you wouldn’t be getting more junk from the auto parts store. |
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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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Posted: Sat Feb 11, 2012 1:21 pm Post subject: |
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all the ones at oreillys are remans, i looked on summit and there is a new one for 170 _________________
'91 Camaro RS 5.7 TPI- 700r4- 3.27 posi- headers- chambered exhaust- |
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QwkTrip 11sec Club

Joined: 17 Feb 2004 Posts: 3942 Location: Peoria, IL
1989 Pontiac Firebird
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Posted: Sat Feb 11, 2012 1:45 pm Post subject: |
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GM probably had Delco Remy. Stay away from that junk or any copy of it.
I spent over $300 on a new Denso R-series starter for my Jeep. Best gear reduction starter in the world. The Denso R-series is the gold standard against which everybody else is measured. In general, people don't put enough importance on a quality starter until they are stranded somewhere. |
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RSFreak The other "John"

Joined: 23 Jan 2004 Posts: 2946 Location: Renton
1989 Chevrolet Camaro RS
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Posted: Mon Feb 13, 2012 10:37 am Post subject: |
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I was having the same problem with my Taurus. I went through at least 7 starters in the last year and a half. I reject the "junk reman" theory because the law of averages would indicate that I should have gotten at least one good starter. _________________ '86 Trans Am - 5.0L TPI - LT1 cam - 700R4 - WS6
'85 Camaro Berlinetta - IROC clone
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Twilightoptics Hardcore (12sec Club)

Joined: 13 Jan 2004 Posts: 9191 Location: Auburn , WA
1987 Chevrolet Camaro IROC-Z
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Posted: Mon Feb 13, 2012 12:30 pm Post subject: |
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My First LT1 starter died it's first drive out.
My second one had a huge amp draw.
I had a VERY WELL KNOWN local shop sell me a new one. The one I sold to AL. Worked freakin awesome. _________________ A redline a day keeps the carbon away! |
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jchaussee Member
Joined: 14 Nov 2010 Posts: 1318 Location: renton
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Posted: Mon Feb 13, 2012 1:35 pm Post subject: |
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| Can't the original 100 or so lb starters be rebuilt? |
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Twilightoptics Hardcore (12sec Club)

Joined: 13 Jan 2004 Posts: 9191 Location: Auburn , WA
1987 Chevrolet Camaro IROC-Z
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Posted: Mon Feb 13, 2012 2:07 pm Post subject: |
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Yeah, but why? The cost of having it rebuilt isn't worth huffing that heavy chunk of crap up there again. _________________ A redline a day keeps the carbon away! |
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jchaussee Member
Joined: 14 Nov 2010 Posts: 1318 Location: renton
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Posted: Mon Feb 13, 2012 2:09 pm Post subject: |
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| I don't know what costs are. Butvi have original in my car still and it 26 years old. So they must got something right. And like everybody else. Most originals last a long time and the issues start when replacing with a reman. |
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Twilightoptics Hardcore (12sec Club)

Joined: 13 Jan 2004 Posts: 9191 Location: Auburn , WA
1987 Chevrolet Camaro IROC-Z
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Posted: Mon Feb 13, 2012 2:17 pm Post subject: |
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Not quite.
You'll find out soon enough with headers on there, how quickly the large starter becomes an issue. _________________ A redline a day keeps the carbon away! |
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