I completely rebuilt my TR-4 distributer last winter (should be similar).
The pin on my distributer was a split spring pin. I would assume if you
have to destroy you're old pin to remove it that a split spring pin could
replace it. Actually, since my car is older then your's (1961) I am
surpirsed that you too don't have a split spring pin as original. Hope this
>Has anyone ever done this before? The "pin" on my Spit (1964 Mk I Spit with
>Delco vacuum advance dist.) won't drive out with a punch and has a "rivet
>head" top, such that it appears the only way to release it is to use a fine
>grinder and grind away the top of the "rivet head", thus allowing withdrawal
>of the shaft so I can loosen up the weights and replace any parts that
>require replacement. I am concerned about how to put the whole thing back
>together after taking the shaft out.
>This is the first major roadblock I've run into on this whole project so
>far, and the damned thing is ALMOST done (Arrgghhhh!!). Shoot, if I can
>just get the distributor back together properly IT WILL BE DRIVEABLE!!
>(yippee). So any and all advice would be appreciated. Thanks gang. (and
>happy turkey day).
>Ross D. Vincenti
>64 Spitfire 4