Cabover Kenworth + Caterpillar V8 + GoPro. The sound of a 600 HP, 18 litre V8 working hard

The sound of a 600 HP, 18 litre CAT 3408 V8 working hard. Gross train weight was 79 tonnes or 174,000 lbs. We were hauling steel railway sleepers from Whyalla SA to country NSW, 1500 kms each way.