To HEI or not to HEI - 69 C20 with Stock 307

[Steeveedee]

Originally Posted by special-K

That never happened to me and I've never know that to happen anyone. I guess working at a dealership you saw your share of lame neglectful car owners. Not tuning a car up is as lame as not checking air pressure in tires, coolant level, ATF, or oil. Cars are machines and machines require maintenance.


...

It was fairly common back in the late '70s to early 80s when I was working as a mechanic. And, yup, poorly maintained vehicles. Seemed like about 14k miles on a tune up and the rotor would often be punched through.