Originally Posted By: ragtoplvr
Back in the days on group 2 oils being the best you could get, large amounts of lead in the fuel(late 60's) and such, the severe change interval was 3000 miles and the oil was pretty used up by then. Before then, some vehicles did not have oil filters and 2000 miles was common. In fact, there was a Rambler ad that promoted no oil filter as a needless expense. (Rambler owners were frugal)
To increase profits, the quick lube places still use that interval.Kendal, the 2000 mile oil
Rod
Rod
Back in the days on group 2 oils being the best you could get, large amounts of lead in the fuel(late 60's) and such, the severe change interval was 3000 miles and the oil was pretty used up by then. Before then, some vehicles did not have oil filters and 2000 miles was common. In fact, there was a Rambler ad that promoted no oil filter as a needless expense. (Rambler owners were frugal)
To increase profits, the quick lube places still use that interval.Kendal, the 2000 mile oil
Rod
Rod