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Old 01-09-2009, 11:25 PM
TeamRush TeamRush is offline
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Real Name: TeamRush
Join Date: May 2008
Posts: 11
Re: TFI ignition upgrade

Quote:
Originally Posted by Rollbar View Post
OK, ?
I've heard that the stock ignition module needs to have a capacitor added or something.....in line or it will burn up eventually from the coil. Is this true? I have all the parts but have not installed due to this reason. I have heard of people being stranded because of the stock module problem, I do have a spare :)
Not really true, but some people have had ignition module problems...

There IS ALREADY an ignition resistor (resistor wire) in the power feed line to the ignition module from the factory.
That's not the issue.

When you open up the plug gap, that demands more voltage from the coil, and your 23+ year old modules or 'China' import modules might not be up to the job.

Most people complain when it goes out, but they REALLY didn't think a module older than them a lot of the time was going to last forever, DID THEY?

There are THREE easy sloutions.
1. Is a premium module replacment from NAPA or some place reputable. (as in NOT an Import from China, Korea, South Africa, South America, ect.)

2. For $25 you can gut the old module housing, and use the connectors to wire up a 'John Strenk Stealth HEI'.
Since the HEI module is used to switching 12 volts without a resistor, the factory Jeep wiring w/resistor is a snap for even the discount cheap versions!
Junk Yard Genius.com 'Stealth HEI Page

3. Replace with a 50 state legal CDI module.
(CDI, Capacitive Discharge Ignition)
CDI will give you 500% to 1,000% more USEABLE Spark Energy right off the bat because of how it works...

http://www.junkyardgenius.com/igniti...andAlone02.gif

This diagram says, 'Small Red to Painless 'Ign' wire'....
Ignore that.
Small red wire to Factory module 'Two Wire Connector' 'Red' wire connection,
Or use this, (the 'Red & White' wire connector on the right is the only one you will use.)
Summit SUM-850520 - Summit® Ford Duraspark Ignition Adapter Wiring Harnesses - summitracing.com
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