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MSD + Vintage Tach?? #2421129
12/19/17 09:26 PM
12/19/17 09:26 PM
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Harleysville, PA USA
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Tommy D Offline OP
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Harleysville, PA USA
We run our 63 Plymouth in N/SS. It's a pretty realistic interpretation of the original cars. We try to keep it as visably close to the way they were as possible. One place we made an exception is with an MSD Ignition. We run a 6-AL with an MSD Distributor. The box is hidden-ish, but the Autometer Tach is a real eye sore. Is there a solution to running a vintage tach with the MSD?

I sent an old unit to "The Clock Doc", and lots of back and forth, and $300 later, it didn't work. We tried tach adapters and other electronics to see if we could find a solution, but no-go. Any ideas?

Re: MSD + Vintage Tach?? [Re: Tommy D] #2421131
12/19/17 09:35 PM
12/19/17 09:35 PM
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Harleysville, PA USA
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Tommy D Offline OP
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Here are pics of the dash and engine. Merry Christmas everyone!

Frustration Engine 12-19.JPG
Because it's winter and everyone wants pics..

Frustration tach and dash 12-19.JPG
Re: MSD + Vintage Tach?? [Re: Tommy D] #2421133
12/19/17 09:46 PM
12/19/17 09:46 PM
Joined: Jan 2003
Posts: 2,763
Walton's Mountain, Pa
Steve1118 Offline
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Tommy, they make a 'retro' Sun Super Tach that is identical in appearance that will plug right into your MSD box.


"Old age and treachery trumps youth and enthusiasm, every time!"

East Central Director / Chrysler Power Magazine

www.reasbeckracing.webs.com
Re: MSD + Vintage Tach?? [Re: Tommy D] #2421134
12/19/17 09:46 PM
12/19/17 09:46 PM
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Belpre,Ohio
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CHAPPER Offline
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Went through this a few years ago. Had an older Sun tach I wanted to use with MSD. It wasn't the older ones with the sender box,,just a late '60's early '70's one piece. I bought the tach adapter from MSD and it worked fine. The adapter was about $80-90. I looked at Sun's web page and found they make a tach that looks 'retro' that will plug right into the MSD box. Don't remember the exact price, but wasn't real bad.


If you like drag racing, support your local track.
Re: MSD + Vintage Tach?? [Re: Tommy D] #2421191
12/19/17 11:08 PM
12/19/17 11:08 PM
Joined: Sep 2006
Posts: 1,442
central ohio
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nss guy Offline
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central ohio
How about a cable drive tach

IMG_0054.JPG
Re: MSD + Vintage Tach?? [Re: Tommy D] #2421244
12/20/17 12:35 AM
12/20/17 12:35 AM
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Posts: 6,257
gulfport, ms, west mi
rowin4 Offline
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The old Sun tachs were a joke. I had a couple that just went to any RPM's that it wanted , acted like a windshield wiper LOL. Went to Auto meter and never had a problem after that, That must have been in the early 70's. I think the cable drive tachs look the most vintage like in the photo above.


it's ok to butt heads, just don't do it with a butthead
Re: MSD + Vintage Tach?? [Re: Tommy D] #2421351
12/20/17 09:35 AM
12/20/17 09:35 AM
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Harleysville, PA USA
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Tommy D Offline OP
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Thank you for the responses.... Steve, I purchased one of the Sun, retro tachometers. Did the same thing that the older models I had did.

I love the look and accuracy of the old mechanical tachometers. I even have a couple. I do not have a cable drive distributor. Actually I do have one that's in my son's incomplete car. Never ran the dual point distributor style distributor. Will it work for racing applications up to 7000 RPM? I have a potential source for another one, and that would be my first choice, but I've been skeptical about the performance of the ignition. Help me to get a warm-and-fuzzy feeling; )

Re: MSD + Vintage Tach?? [Re: Tommy D] #2421478
12/20/17 04:10 PM
12/20/17 04:10 PM
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Bend,OR USA
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You can convert the point style to a magnetic pickup and use it with the newer ignitions, I've had Pertronics convert several dual point Accel distributors to magnetic pick up and use them with the MSD race 7 series boxes up
I'm not sure if you can still buy a over the counter conversion kit for the older Mopar dual points distributors or not, maybe on E bay scope
I have several of those old dual point tach drive distributors in the spare parts cabinet along with other ignition spare parts.


Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)
Re: MSD + Vintage Tach?? [Re: Tommy D] #2421514
12/20/17 05:57 PM
12/20/17 05:57 PM
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Harleysville, PA USA
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Tommy D Offline OP
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Cab, Have you seen what those old dual point tach drive distributors go for? They ain't cheap. I may go that route. Gotta think it over during the winter months. I want the car to look more realistic... I've been watching too much of the "Southeast Gassers".

Re: MSD + Vintage Tach?? [Re: Tommy D] #2421584
12/20/17 08:36 PM
12/20/17 08:36 PM
Joined: Jan 2003
Posts: 2,763
Walton's Mountain, Pa
Steve1118 Offline
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I use the old MP electronic distributor with the tach drive. There are still some of them around...we may even have a couple around in boxes somewhere. I use a Moroso cable with an old SW mechanical tach from the old DC catalog. Been using it for forty some odd years.....there are a couple of old dual points with tach drives on Ebay now, pretty cheap, you could send it out someplace to be converted to electronic and rebushed...
https://www.ebay.com/itm/Mopar-426-Hemi-Race-Tach-Drive-Distributor-Prestolite/382311702025?hash=item59038d9e09:g:pEEAAOSwsFpaNRC4&vxp=mtr

Last edited by Steve1118; 12/20/17 08:50 PM.

"Old age and treachery trumps youth and enthusiasm, every time!"

East Central Director / Chrysler Power Magazine

www.reasbeckracing.webs.com
Re: MSD + Vintage Tach?? [Re: Tommy D] #2421678
12/21/17 12:04 AM
12/21/17 12:04 AM
Joined: Oct 2008
Posts: 411
Harleysville, PA USA
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Tommy D Offline OP
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Harleysville, PA USA
Thanks Steve. I'd like to stay with the MSD if at all possible as it's run great for years. Was hoping there was an easy fix, but not looking good. I'll figure something out. Have a great Christmas. Hope to see you at the track this spring. Tommy

Re: MSD + Vintage Tach?? [Re: Tommy D] #2421690
12/21/17 12:58 AM
12/21/17 12:58 AM
Joined: Nov 2003
Posts: 10,384
Upstate NY
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Upstate NY
I had a tach drive one that was set up with a magnetic pick-up. Many years ago I sold it for $75 bucks... IMO, the only thing the distributor should do is fire the plug at the exact time it needs to fire. It doesn't seem like a smart idea to drive a cable and still think the plugs fire at the correct time.



Jim

Re: MSD + Vintage Tach?? [Re: Tommy D] #2421707
12/21/17 01:48 AM
12/21/17 01:48 AM
Joined: Jan 2003
Posts: 2,763
Walton's Mountain, Pa
Steve1118 Offline
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Walton's Mountain, Pa
Tom, I still use the MSD 6AL box. I just use the MP distributor. We'll see you this summer. Looking forward to it. Merry Christmas, my friend.

Last edited by Steve1118; 12/21/17 01:49 AM.

"Old age and treachery trumps youth and enthusiasm, every time!"

East Central Director / Chrysler Power Magazine

www.reasbeckracing.webs.com






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