The pertonix ignitor will be as far as 15 to 20 deg out from a points
distributor, so you have to check timing using the strobe each time
you swap out the dizzys. Also check the caps and rotor, you may have
a bar rotor or cap in there.
Alan
On 9/25/10, S and T Miller <stmiller96@hotmail.com> wrote:
> Yesterday I drove up to North Jersey (3 hrs each way) to help out a fellow
> AHSTC member who hasn't been able to drive his 3000 in 2 years. In test
> driving his car, he had a VERY loud "gun shot" type backfire when you tried
> to
> maintain a speed under very little load. Also a slight miss at various
> times.
> I went through everything- adjust carbs, checked ign wires, timing, etc. He
> previously sent the dist. to Advance dist and had it rebuilt and installed
> the
> Pertronix electronic ignition (with adv dist good rotor). Finally I swapped
> out the dist. with another, standard points/ cond dist. and it ran great. I
> only swapped out the dist. and not the cap and wires. I also used the good
> (adv dist) rotor in both circumstances. So it has to be the dist body that
> was rebuilt or the Pertronix ign. I did check to make sure the Pert. ign
> was
> installed per the instructions and checked the weights and springs in the
> dist
> and everything seemed fine. Also his car is pos ground the the Pertonix
> ign
> system was for the pos ground car. Any thoughts?
>
> Good news is that he can use the car for now until he has to return the
> borrowed dist to another AHSTC member.
> Thanks, Shawn
>
> The Millers
> "British Car Nuts"
>
> 1957 Austin Healey 100-6 BN4 35299
>
> 1959 Austin Healey 100-6 BN4 77219
>
> 1964 MGB 40841
>
> 1960 Austin Healey Bugeye Sprite AN5 34351
>
> "Always drive them, but remember each drive in an antique car is a test
> drive."
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