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Topic: MSD ignition box??

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MSD ignition box?? (1/17)
 4/8/05 6:27pm
mark smithLifetime Member
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leesburg, FL - USA

Vette(s):
1973 T tops corvette yellow met, 350 auto turbo 400


Joined: 11/9/2003
Posts: 67

i bought the MSD distributor for my 73 vette and the 6AL ignition box and was wondering where you guys have mounted them and i would like to see some pictures as well

Thanks!!


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1973 corvette yellow met.

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MSD ignition box?? (2/17)
 4/8/05 6:45pm
smoke-m
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baytown, TX - USA

Vette(s):
1979 maui blue/doe skin, fuel injected 383, 6-speed manual, hooker sidepipes, 3.90 gear


Joined: 4/21/2004
Posts: 160

Mine is mounted where two righthand screws are in the firewall behind the booster and the lefthand screws are on a bracket thats bent a little less than 90 deg and screwed to the firewall.

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MSD ignition box?? (3/17)
 4/8/05 6:51pm
mark smithLifetime Member
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leesburg, FL - USA

Vette(s):
1973 T tops corvette yellow met, 350 auto turbo 400


Joined: 11/9/2003
Posts: 67

i like those valve covers where did  you get them and how much???
also how does it look running??

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1973 corvette yellow met.

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MSD ignition box?? (4/17)
 4/8/05 6:55pm
smoke-m
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baytown, TX - USA

Vette(s):
1979 maui blue/doe skin, fuel injected 383, 6-speed manual, hooker sidepipes, 3.90 gear


Joined: 4/21/2004
Posts: 160

It looks really neat, but as far as I know Crossfire Corp. is out of business. I bought mine from Jegs and I have'nt seen them anywhere else.
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MSD ignition box?? (5/17)
 4/8/05 9:39pm
stevep316
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jersey city, NJ - USA

Vette(s):
1979 corvette metallic silver/red leather interior


Joined: 11/30/2003
Posts: 372

ive seen the msd box mounted on the OUTSIDE of the firewall area in the wiper well area, as well as tucked into the fender out of sight.

can anyone tell me how well the msd box works? is it worth it to have it?
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MSD ignition box?? (6/17)
 4/8/05 9:58pm
smoke-m
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baytown, TX - USA

Vette(s):
1979 maui blue/doe skin, fuel injected 383, 6-speed manual, hooker sidepipes, 3.90 gear


Joined: 4/21/2004
Posts: 160

Mine only had a wire come loose on the tach output that was an easy solder job, but other than that its never misfired. I did'nt put it on because of spark problems though, just wanted all the spark I could get along with a hotter coil pack, and splitfire platinum plugs with the gap opened up, and 8mm wires.
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MSD ignition box?? (7/17)
 4/9/05 2:12pm
ricknhis69
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Joined: 3/9/2003
Posts: 281

Is the MSD set up worth it?  Absolutely, I can't believe how much of a difference it has made.  With a mild engine you will notice less of a difference than you would with high performance and high compression, but you should still notice a difference.

I mounted mine inside the fender on the passenger side.  Its bolted to the rear of the wheel well.  I like this location because unless you stick your head near the valve cover and look back inside the fender its impossible to see it.  I ran the wiring along with the A/C harness so everything looks totally stock. 

Another thing to consider, with the 6AL box it is very easy to install an ignition kill switch that could be very difficult for a theif to find.  And since my wiring runs along with the factory harness you really have to know how a MSD works to find them and hotwire it.  Its not impossible to steal but they would sure need extra time to do it.

If you want further info on how I mounted it, let me know.

 



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MSD ignition box?? (8/17)
 4/9/05 7:44pm
kstyerLifetime Member
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CUYAHOGA FALLS, OH - USA

Vette(s):
1975 C3 Red, T-Tops, Black Interior. All I need is time and money! Getting there!


Joined: 12/2/2003
Posts: 6424

MSD is more than a name brand.

It stands for Multiple Spark Discharge.  It actually fires the plug, stops, and fires it again.  It does this several times everytime a plug fires.  The reason is to extend the spark time in the cylinder.   Coils cannot continue to fire for as long of a duration as MSD can achieve.  This long duration exposes far more fuel directly to a spark, which make for a more complete and efficent burn.

There are other aftermarket ignition systems that does the same thing.  Very good stuff for a performance engine.

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MSD ignition box?? (9/17)
 4/10/05 7:30am
cthulhuLifetime Member
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Hot Springs, AR - USA

Vette(s):
69 Conv #'s match 427, TKO-600/.64, 3.36HD-Posi, HT, T/T, PS, PB, PW, SP, Leather, Comp XE264HR & Roller Rockers & Lifters, Air-Gap RPM intake, Holley St Av 770 VS, MSD 6AL+Dist+Blaster SS, K&N, Jet-Hot Hooker Side-Pipes, Steeroids, Al Rad, Spal Fans


Joined: 4/24/2004
Posts: 3236

[QUOTE=ricknhis69]

Is the MSD set up worth it?  Absolutely, I can't believe how much of a difference it has made.  With a mild engine you will notice less of a difference than you would with high performance and high compression, but you should still notice a difference.

I mounted mine inside the fender on the passenger side.  Its bolted to the rear of the wheel well.  I like this location because unless you stick your head near the valve cover and look back inside the fender its impossible to see it.  I ran the wiring along with the A/C harness so everything looks totally stock.  [/QUOTE]

I mounted mine there as well..  and I concur on the benefits

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MSD ignition box?? (10/17)
 4/12/05 10:17pm
stevep316
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jersey city, NJ - USA

Vette(s):
1979 corvette metallic silver/red leather interior


Joined: 11/30/2003
Posts: 372

[QUOTE=ricknhis69]

Another thing to consider, with the 6AL box it is very easy to install an ignition kill switch that could be very difficult for a theif to find.  And since my wiring runs along with the factory harness you really have to know how a MSD works to find them and hotwire it.  Its not impossible to steal but they would sure need extra time to do it.

If you want further info on how I mounted it, let me know.

 

[/QUOTE]

maybe you could post a few pics of your setup? id be interested in rigging up a kill switch too- that would be a great thing
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MSD ignition box?? (11/17)
 4/13/05 8:57am
cthulhuLifetime Member
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Hot Springs, AR - USA

Vette(s):
69 Conv #'s match 427, TKO-600/.64, 3.36HD-Posi, HT, T/T, PS, PB, PW, SP, Leather, Comp XE264HR & Roller Rockers & Lifters, Air-Gap RPM intake, Holley St Av 770 VS, MSD 6AL+Dist+Blaster SS, K&N, Jet-Hot Hooker Side-Pipes, Steeroids, Al Rad, Spal Fans


Joined: 4/24/2004
Posts: 3236

http://www.vetteprojects.com/cthulhu/images/initial/fuelsys/ fuelsys.html

the kill switch just goes on the power lead for the msd box..

 

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MSD ignition box?? (12/17)
 4/14/05 3:43pm
Pumps
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Virginia City, NV - USA

Vette(s):
1979 Coupe, white in color


Joined: 1/19/2005
Posts: 314

Mine is mounted in the front of the storage compartment where the jack is kept. I have a box that has a keypad to enter peramiters for the box, and it just lays in the center compartment. I have had no problems with it. I have a MSD magnetic pick up distributor and an epoxy filled coil in the engine compartment. As long as you are aware of the procedures for longs runs of critical electric leads, there should be no problem.

Dave

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MSD ignition box?? (13/17)
 4/14/05 9:02pm
anips
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sonoma, CA - USA

Vette(s):
72 LT-1 AC coupe,69 l-36 coupe


Joined: 8/9/2002
Posts: 784

MSD or any CD system that has a control box don't like heat, as you know our cars get hot as hell under the hood, when the box goes out get on the cell and call for the car hauler, some years back when CD ign's were coming on the seen, I bought the best Mallory had to offer,MSD? who's that, mallory was a good product then, on my 69 L36, I mounted the box on the inner fender down by the gilles on a steel bumper car,boy what a dumb s#!+, right where all that hot air exits the engine compartment, the boxes lasted about 3000 miles each, thats right two boxs before I threw the whole setup in the trash, I'v used MSD on my circle dirt cars and we mount them in the wind where cool air gets to them, no problem, I run a reworked HEI in my vette's by Davis Ign's, but if I ran a spark box in a vette, I would mount it in front of the radiator bulkhead, just about the same place GM mounted their spark box for their transistor ign's anips38456.8802314815
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MSD ignition box?? (14/17)
 4/17/05 4:52pm
68TOGO
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Santa Rosa, CA - USA

Vette(s):
1968 roadster, 427 BIG BLOCK,390 HP


Joined: 3/17/2003
Posts: 11

MINE IS MOUNTED TO THE BACK SIDE OF THE DASH PANEL (BEHIND THE MAP POCKET ON 69 & LATER) AND I'VE NEVER HAD A PROBLEM WITH IT-

RATPOWEREDVETTE@AOL.COM

 

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MSD ignition box?? (15/17)
 4/22/05 6:25pm
mwspecht
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Vette(s):
70 CP LS5


Joined: 12/27/2002
Posts: 35

mine is inside,behind the pass dash also----all wires are hidden --no one knows its there---havent hooked up a kill switch yet---otherwise working well for 6 years---marty

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MSD ignition box?? (16/17)
 4/28/05 8:11am
mark smithLifetime Member
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leesburg, FL - USA

Vette(s):
1973 T tops corvette yellow met, 350 auto turbo 400


Joined: 11/9/2003
Posts: 67

68togo the caps button is  on the left side of the key board above the shift button

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1973 corvette yellow met.

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MSD ignition box?? (17/17)
 5/1/05 4:38pm
68TOGO
Former Member

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Santa Rosa, CA - USA

Vette(s):
1968 roadster, 427 BIG BLOCK,390 HP


Joined: 3/17/2003
Posts: 11

and.........................................???????????????? ?????????

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