A remote starter switch and a top-quality, screw-in-type compression gaugeâ such as these models from Sears, Roebuck & Companyâ can be used to measure the pumping efficiency of an engine, as well as ...

You've probably heard racers talking about leakdown testing as a method of verifying engine condition. Being a hot rodder, you've probably performed a similar function by using a compression tester to ...

Have you ever noticed when searching the online blogs that there are those subjects in our hobby where everyone has an opinion, and yet they don’t know why their opinion exists? Which oil, which tires ...

The FIA will reportedly hold a second early-week meeting with technical experts, with the engine compression ratio debate set ...

An engine loophole in the 2026 regulations has been the subject of recent meetings ...