7.3 no start
Got a fella in camp with a 7.3 that has 479,000 miles. It won't start. It smokes out the pipe when he cranks it. I have already talked to him about my opinion. He disagrees. He just keeps charging t...
Forum Discussion
Airstreamer67 wrote:
The in-line engine design has certain operating advantages, as do the V-shaped and the H-shaped and the round-shaped and whatever-shaped engine design out there. However, the design shape of the engine, per se, incorporates nothing magical about it that adds to its longevity.
I remember arguments about the 5.9 I-6 Cummins having a longer design life compared with the 7.3 V-8 International. Yet the manufacturers designed and built them for the same class of usage and the same predicted life before overhaul, and hundreds of thousands of 7.3s in school buses, medium trucks and pickups proved that, and they are still proving it to this day.
Well said and 100% correct. There is nothing magic about and inline that makes it last longer than a V or any other shape.
Now; rod to stroke ratio or RPM? Yep, that has a lot to do with it.
