Jeff Smith

Okay, I keep reading about there is a difference between detonation and pre-ignition but it seems that whenever I ask anybody about this, they agree but don’t know the difference. […]

In the ‘80s, GM used a 4.3L 90-degree V6 in many different cars. I know that this engine is basically a small-block Chevy with two cylinders removed. This got me […]

I hate to admit that I’ve been working on cars for more years that I care to admit and yet I still don’t understand all the different things about ignition […]

I have an all-steel Willys coupe with an all-aluminum 498ci Keith Black HEMI with a Don Hampton 8-71 supercharger and an EFI system using electronic fuel injectors located under the […]

I recently read a story in a national publication that struck me as interesting and worth dissecting. The story tested the addition of a tall, long runner EFI intake manifold […]

  I have a small, 12-ounce bottle of DOT 4 brake fluid that’s been on the shelf for at least a couple of years. I was going to use it […]

We measure speed in miles per hour and torque in pounds for every foot of leverage, but what the heck is a “horsepower” and how is it quantified? Is it […]

I have a ’67 Chevelle that I have decided to swap in a faster ratio steering box. All the stories I’ve read suggest that an ’88 Monte Carlo steering box […]

I’ve noticed that Chrysler is using a new eight-speed automatic transmission for rear wheel drive cars and trucks. I don’t understand how this is more efficient than a more typical […]

I’m thinking of upgrading the front disc brakes on my ’69 Chevelle with better pads. The car is a 454 with a Turbo 400 and stock front disc rotors and […]