Over 10k miles on my 45 GMC with the Petronix unit. No issues. I keep points and rotor in the glove box. This truck is 6 volt positive ground.

I just added Pertonix to my 49 Suburban, this truck is 12 volt negative ground. Huge improvement over the stock points system . I'll keep you all posted.

~ Phillip
1949 GMC Suburban - 10 year project
1952 Pontiac Chieftain Convertible straight 8 hydramatic
1945 GMC half ton truck - Driver- Sold 9-15-25
1946 Chevy COE - SOLD 1-5-26 BUH BYE CHEVY!
1959 GMC Half ton long bed NAPCO