NASHVILLE – Cummins says X15 Efficiency Series and X15 Performance Series engine owners can extend their oil drain intervals up to 80,000 miles using the free Cummins OilGuard program, which uses ...

Modern cars are packed with sensors and software, yet the basic rules that keep them alive have not changed as much as drivers think. Mechanics consistently see the same neglected service intervals ...

There are all types of cycling intervals under the sun, including short Tabata-style intervals of repeated on-off efforts which have become popular. How effective are they compared to longer, steady ...

Q: I got into a discussion the other day about the lenght of intervals. This program has as you know one interval of 30 seconds and one of 1 minute (I am just finishing week 2 and those have been the ...

If we were to say the word ‘interval’ to you, what would your first thought be? The theatre? Ice cream? (With you on that one.) The basic dictionary definition of the word interval is a gap or space ...