Tech

Universal or direct-fit? California or one of the 49 other states? What’s the right catalytic converter grade? These are the questions MagnaFlow covers in this video which will teach you the basics […]

Q: My 1969 Roadrunner has a new diaphragm-style clutch. While shifting at high rpm, the clutch pedal sticks to the floor. When the engine speed decreases, the pedal comes back up. Can […]

Was it possible for the 1970 big block 396 (402) Nova to come with the 10-bolt rear-end installed from the factory? I know the 12-bolt was optional for around $150 […]

Editor’s Note: In 2015, we looked back at the best aftermarket parts of all time, commemorated 60 years of small block Chevy performance, and went Back to the Future to celebrate the iconic […]

Q: I have a 1941 Ford sedan with a small block Chevy. I would like to replace the TH-350 transmission with a TH-700-R4. How much difference is there in the physical […]

Consistency is key when tuning a nitrous car. By maintaining consistent nitrous pressure from run to run, you eliminate one variable so you can identify other needed adjustments in your track setup. In […]

Our friend and SpeedArticle contributor Jesse Kiser picked up a 1974 Honda 360 as a first bike for his wife, who is new to motorcycles. The Honda’s exhaust pipes were […]

Q: I just finished rebuilding the 5.0L engine for my Fox Body Mustang. I made the following modifications: I am reusing the stock 19 pound/hour fuel injectors and electric fuel pump. […]

I’ve got a 454 H.O. crate engine and we installed a small ProCharger centrifugal on the engine to bump the power. I thought this would work well with the engine’s […]

Every car nut has his own way of doing things. That goes for the engineers and marketing guys at big automotive and aftermarket parts manufacturers, too. For example, some fuel […]