Making sure your engine has proper compression is vital for its health. You can rely on one of two methods to test this, but ...

Getting an engine compression test for your car is a bit like having your blood pressure taken. It sounds complicated without context, but it's a relatively straightforward and painless procedure that ...

Oil and fluid testing answers both short- and long-term questions about the internal condition of engines, transmissions and hydraulic systems. A one-time sample of engine or transmission oil gives a ...

PC-12 engine oil will change oil selection, drain intervals, and shop procedures as new heavy-duty categories arrive in 2027.

Here’s a news update that should concern all automotive enthusiasts: the general engine oil landscape is evolving again, and as we explore the nuances of this new chemistry you will see that it is ...