Taking an engine compression test is sort of like checking your car's blood pressure. It's a quick and painless procedure that can reveal hidden issues.

The same solution for very different reasons.

‘It’s a big difference’ — Collins questions whether the FIA test reflects real engine heat.

Toyota recommends 87 octane for the 2025 Prius, but one owner hit 61.1 MPG using 91 premium. We analyze Jason Black’s ...

Can stuck piston rings be restored without teardown? A 500,000-mile Valvoline engine test shows how deposit removal may ...

Taking inspiration from the Infiniti FX pays dividends for the new QX65's head-turning style, but there's a problem ...

With premium gasoline prices in parts of Michigan pushing toward $6 a gallon, drivers are facing a familiar question: Do I ...

The original BMW M3 has enjoyed one of the most meteoric revaluations in modern classic car history. For much of the late ...

As good as modern American cruisers are, this European cruiser beats the popular kids by offering a balance like no other ...

Choosing the right petrol is important for sports bikes. High-octane fuel (95+ RON) helps prevent engine knocking, improves smoothness, and supports better performance in high-compression engines.

Our writer tested nine jump starters and found two models that deliver the right combination of safety, guidance and ...

The latest, sixth-generation ‘LS6’ version of GM’s small block V8 has found its first home between the axles of Chevrolet's ...