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Tach wire thru firewall? (pictures please)! #951158
03/15/11 12:32 PM
03/15/11 12:32 PM
Joined: May 2009
Posts: 508
Cincinnati, Ohio
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superbeedave Offline OP
mopar
superbeedave  Offline OP
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Cincinnati, Ohio
Getting ready to install a reproduction Tic-Toc-Tac in my 69 Super Bee. Not sure if it came out of the factory with one. My question is how did they run the coil wire thru the firewall? Hole on side of bulkhead with grommet? Or thru bulkhead? Thanks.

Re: Tach wire thru firewall? (pictures please)! [Re: superbeedave] #951159
03/15/11 12:39 PM
03/15/11 12:39 PM
Joined: Jan 2004
Posts: 27,347
Today? Who Knows?
1_WILD_RT Offline
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1_WILD_RT  Offline
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Grommet through the firewall about 3" to the left of the bulkhead connector about the height of the bottom of the bulkhead connector....

6531244-firewall.jpg (112 downloads)

"The Armies of our ancestors were lucky, in that they were not trailed by a second army of pencil pushers."
Re: Tach wire thru firewall? (pictures please)! [Re: 1_WILD_RT] #951160
03/15/11 12:44 PM
03/15/11 12:44 PM
Joined: May 2009
Posts: 508
Cincinnati, Ohio
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superbeedave Offline OP
mopar
superbeedave  Offline OP
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Cincinnati, Ohio
What size of hole is that 3/4" or 7/8"? I wonder why such a big hole for such a small wire?

Re: Tach wire thru firewall? (pictures please)! [Re: superbeedave] #951161
03/15/11 12:48 PM
03/15/11 12:48 PM
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JohnRR Offline
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JohnRR  Offline
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Quote:

What size of hole is that 3/4" or 7/8"? I wonder why such a big hole for such a small wire?




There is a dimple in the firewall right next to the bulkhead, that is where the hole was PUNCHED. The hole size depends on the size of the big rubber grommet that is formed on the wire that goes under the dash and also the connector on the end needs to be able to be fed thru it also.

Sounds like your wire does not have this if you are asking why the hole is so big for such a small wire?

Re: Tach wire thru firewall? (pictures please)! [Re: superbeedave] #951162
03/15/11 12:55 PM
03/15/11 12:55 PM
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Posts: 11,543
chicagoland,usa
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buildanother Offline
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buildanother  Offline
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chicagoland,usa
My 68 was a 3/4" hole.

Re: Tach wire thru firewall? (pictures please)! [Re: buildanother] #951163
03/15/11 01:02 PM
03/15/11 01:02 PM
Joined: May 2009
Posts: 508
Cincinnati, Ohio
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superbeedave Offline OP
mopar
superbeedave  Offline OP
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Joined: May 2009
Posts: 508
Cincinnati, Ohio
JohnRR, Just a little ignorant with this. I never owned a Mopar with a Tic-Toc-Tac before. Yes I know! And I don't have mine yet so I really never knew! Thanks guys!

Re: Tach wire thru firewall? (pictures please)! [Re: superbeedave] #951164
03/15/11 01:09 PM
03/15/11 01:09 PM
Joined: Jan 2003
Posts: 74,942
U.S.S.A.
JohnRR Offline
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JohnRR  Offline
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Quote:

And I don't have mine yet so I really never knew!




You made it sound like you already have the tach and the wire kit .

Re: Tach wire thru firewall? (pictures please)! [Re: superbeedave] #951165
03/15/11 01:12 PM
03/15/11 01:12 PM
Joined: Dec 2007
Posts: 7,759
So Cal
HealthServices Offline
Why would you even post that?
HealthServices  Offline
Why would you even post that?

Joined: Dec 2007
Posts: 7,759
So Cal


Allen Here's a novel idea, let's not throw a bunch of parts at the car hoping it will fix the problem and instead spend a little time diagnosing it first. Life was a little easier when I was just a wrench.






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