Here at VETTE, we've heard both sides of the engine-dyno argument. On one hand, a stout dyno sheet offers bragging rights to the owner, but on the other, you can't race a dynamometer, and they cost a ...

Part 2: Must-read advice from expert Jim Mederer for anyone interested in a rotary engine. Few people outside of Mazda's RE research department know more about rotary-powered Mazdas than Jim Mederer, ...

When the same motor is engine dyno tested and chassis dyno tested, a different tune is needed to produce the most efficient power. Once installed in the car, the vehicle's accessories, exhaust, and ...

It is easy enough for us to tell you to send your engine back to the builder when it is not running quite right. But thats not always an option. Of course, there will be times when you absolutely need ...

If you own a Cummins truck built after 2018, you're quite limited when it comes to what you can do via the ODB port. That's where a bypass cable comes in.