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Transistor Ignition Amplifier

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Old Apr 30, 2011 | 12:57 AM
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Default Transistor Ignition Amplifier

Where is it usually mounted, if equipped?

I found a finned amp looking thing behind the passenger side dash. It had a 3 prong electrical male connector at the end of some long wires. It had been wrapped around the amp looking thing and not connected to anything. The only place I could find that it would connect to, was under the radio where a female set of wires came from somewhere in the back (?). They weren't connected to anything either..but to add to the confusion, it looked like they could connect to some box thing underneath the middle console, near the radio.

I know I know, pictures mean everything....can't find the cable for my camera so can't get pictures off of it yet. I'll get some as soon as I can.

1968 Convertible. 327 4 speed. No AC/PS/PB.

Last edited by Birdman; Apr 30, 2011 at 01:34 AM.
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Old Apr 30, 2011 | 01:03 AM
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the front of the left interskirt is where the amp for the distributor is hiding
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Old Apr 30, 2011 | 01:22 AM
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Number 11 below? It's part of the radio.

Ed

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Old Apr 30, 2011 | 01:31 AM
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Originally Posted by restoman1
Number 11 below? It's part of the radio.

Ed
Correcto!

I have a retrosound radio in there now, so guess I can leave that part alone.

I still need to get some pictures of other things that don't make sense back there...lots of unplugged wires..

Also, since I've got everyone's attention: Is the tach solenoid (http://willcoxcorvette.com/product_i...ducts_id=25661) supposed to be hooked up to anything electrical? And what does it do exactly? I'm in the process of re-doing my vacuum system for the headlights and wiper door.
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Old May 1, 2011 | 02:53 PM
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Is the tach solenoid (http://willcoxcorvette.com/product_i...ducts_id=25661) supposed to be hooked up to anything electrical?
Yes, Two wires. One 18 gauge Brown that goes to the bulkhead connector and then eventually to the wiper motor. The other side is Black (ground). The solenoid switch controls the vacuum signal to the wiper relay valve.

You should get a copy of the 69 AIM. Just about all the vendors carry them and they're only $20 to $25 or so.

Ed
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Old May 1, 2011 | 04:13 PM
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Hi bm,
Working on the vacuum headlights and wiper door without an AIM, Chassis Service Manual, and vacuum trouble shooting guide, is pretty difficult.
You'll save far more than the cost of the literature in parts that you may think need to be replaced but really don't.
For example you'll find that just cutting 1/4" to 1/3" off each end of the vacuum hoses gives them a new grab on the pipes and nipples they fasten to, and saves the $75+ cost of new hoses.
Regards,
Alan
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Old May 1, 2011 | 05:00 PM
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Originally Posted by Alan 71
Hi bm,
Working on the vacuum headlights and wiper door without an AIM, Chassis Service Manual, and vacuum trouble shooting guide, is pretty difficult.
You'll save far more than the cost of the literature in parts that you may think need to be replaced but really don't.
For example you'll find that just cutting 1/4" to 1/3" off each end of the vacuum hoses gives them a new grab on the pipes and nipples they fasten to, and saves the $75+ cost of new hoses.
Regards,
Alan
Hey Alan,

I know what you mean man..and although I don't have a '68 AIM (not '69) or service manual, I DO have the internet!! I also have the vacuum diagrams from Dr. Rebuild that are very easy to follow and understand. I've already replaced all the hoses and fittings, which I bought while in Afghanistan a couple of months ago, so that's a moot point.

@ Restoman, I actually saw that connector dangling back there and connected it to the solenoid. It wasn't quite behind the tachometer....is it supposed to be?
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