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> SOT Comparison Thread Compufire/MSD/Pertronix, For Type I sandrail
stateofidleness
post Jan 5 2008, 06:43 PM
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My buddy has a sandrail he's rebuilding and said he wanted to get this Compufire distributorless ignition system:

http://www.compufire.com/vw-products-main.html

I have not seen this ever mentioned here but assumed it was comparable to the MSD systems and the Pertronix

What are the pros and cons of each?
Do they all have a special application?
General Thoughts?
Meaningless thread input?

*he has a '72 Type 1 engine if it matters 1.6L*
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stateofidleness
post Jan 6 2008, 01:17 AM
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seriously.. no one? lol
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banger
post Jan 6 2008, 01:39 AM
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The compufire DIS-IX is exactly what you say, distributorless. This operates similar to a modern car with separate coil packs. The pertronix is a point replacement system, and the MSD is a capacitor discharge ignition. So it kind of like comparing apples to oranges to pears. The DIS-IX is probably the best way to go, since you wont ever need a distributor cap or rotor again. The only drawback to the DIS-IX is that is still runs off a distributor drive, which can have some jitter, which will show up in the timing, but other than that, its the better way to go.
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