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Click on image for the lowdown. 
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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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| | | | Joined: Sep 2001 Posts: 29,269 Bubba - Curmudgeon | | Bubba - Curmudgeon Joined: Sep 2001 Posts: 29,269 | The Pertronix unit replaces the points and condenser and might require a different coil (depending on your existing coil's resistance and if you have/need a ballast resistor - I do not know if a standard 250 engine uses one). The Pertronix is an electronic ignition but it is not a GM H.E.I. unit/clone. | | |
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