Cat Precious Metals On-Highway engine-overhaul kits for several Cat medium-duty engines are now available. The kits cover the Cat 3126B, 3126E and C7 with serial-number prefixes KAL, WAX and SAP ...

One of the great joys of hot rodding is rebuilding your own engine. But rounding up all the parts and getting them all machined and prepped can really be a headache. There are so many different ...

Your old, reliable engine has been coughing up some strange, but concerning noises. So, you call your mechanic to find out what the problem and solution are to restoring its harmonious hum. But the ...

Volkswagen Group's W12 engine was one of the most complex powertrains to ever be put into a vehicle. There's a reason why you'd probably want to steer clear of one of these things if you find them ...

In this era of credit cards, fax machines, and 24-hour world-wide delivery, it's hard to imagine what the first generation of hot rod enthusiasts faced some 50 years ago. Back then, the term ...