Coil packs- any real difference between brands?

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Originally Posted by Steve Tinker

1) Inspect (very) closely under a good light source the coil pack's insulation for cracks - sometimes they can be hairline and difficult to see.

2) If in doubt, connect an ohmmeter across pins 1 & 3 and check resistance. They should be 0.3 - 0.7 ohms @ 20 deg. C. Anything out of this band should be replaced.

Thanks Steve

I'm going to do both of these checks. Just the sort of knowledge I was after.
I find it hard to believe people change things like coil packs with out a proper reason or testing
Cheer's