Ask Away! with Jeff Smith: Transmission Recommendations for a ’64 Chevelle
I have a 1964 Chevelle convertible. Several years ago I put a 700-R4 in it, which has never shifted correctly. It slips, doesn’t work right with the carburetor, etc. I […]
Ask Away! with Jeff Smith: Best Performance Upgrades for a 283 Chevy Small Block Engine
Here’s a question you probably haven’t got before in your Ask Away! segments. I have a 0.060-over 283 that is now at 292 cubic inches. I just finished the short […]
Ask Away! with Jeff Smith: Building a Performance Intake Manifold for a 5.3L LS
I’ve heard there is a really good factory LS intake manifold out there for cathedral port intakes but the friend who mentioned it didn’t know anything more than that. He […]
Ask Away! with Jeff Smith: Troubleshooting Hot Starting Problems in a Chevy 454
I have a Camaro with a 454. I went to fill it with gas on its first run for the spring and drove it perhaps 20 miles. After stopping briefly, […]
Ask Away! with Jeff Smith: E85 Pump-Gas Additives—Not Ethanol—Cause Corrosion
Hi, I was wondering if you could help answer a few questions and doubts I have about moving forward with my E85 build. I know there’s a lot of hype […]
Ask Away! with Jeff Smith: Determining Correct Spark Plug Heat Range
How do I tell the correct heat range spark plug for an engine? – Mark S. Jeff Smith: Simple questions sometimes require a bit longer answers. This is one of those […]
Ask Away! with Jeff Smith: Why Do I Keep Killing Alternators?
I did a LS2 swap in my ‘54 Belair. The engine came from an ‘05 GTO. It has a modest stereo system operating on a 10-amp fuse. It has a 16-inch […]
Ask Away! with Jeff Smith: Engine-Building Strategies for 700 HP in a Vintage El Camino
I’m asking this for a friend and I know you will have suggestions. He’s building a vintage El Camino and has decided on an LS swap. He wants 650-700 hp […]
Ask Away! with Jeff Smith: Bottle Brush Honing vs. Machining Cylinders on Used Engine Blocks
I just bought a used 5.3L iron block engine out of a truck. I’ve decided to put new replacement pistons and rings because I found a set of cheap take-out […]
Ask Away! with Jeff Smith: How Much Power Can I Make By Adding Ported Vortec Heads to My SBC Engine?
You did a tech answer around two years ago which was about adding a set of Vortec heads to a small-block Chevy. How much of a horsepower gain could you […]