Q&A

Q&A

Ask Away! with Jeff Smith: Building a Fuel System That Can Handle Both Carbureted and EFI Setups

by × on March 22, 2021 at 11:15 am × 2 comments

I’m building a street big block Chevy 496 that will make around 650 hp. I’m trying to decide whether to go with EFI or still run a carburetor. But before […]

Q&A

Ask Away! with Jeff Smith: Are There Benefits of Staggered Rocker Arms?

by × on March 10, 2021 at 10:24 am × 5 comments

Why do some engine builders stagger the rocker arms, 1.6 on the intake and 1.5 on the exhaust?  Is there any benefit in doing that?G.L. This is a great question and […]

Q&A / Tech

Ask Away with Jeff Smith: How to Choose the Right Pushrod Length for Taller Lifters on a Big Block Chevy 454

by × on February 22, 2021 at 10:25 am × 3 comments

I’ve got a 454 big-block Chevy that I’ve installed a hydraulic roller cam which also meant I had to also use taller hydraulic roller lifters. With it all bolted back […]

Q&A / Tech

Ask Away with Jeff Smith: Setting Up a Throttle Valve (TV) Cable on a GM 700-R4 Automatic Transmission

by × on February 15, 2021 at 11:46 am × 3 comments

I’m considering a 700-R4 overdrive for my C-10 pickup project since I have a trans that I got for a really good price. I know that a lot of people […]

Q&A / Tech

Ask Away with Jeff Smith: Why Do Some Cars Only Spin the Right Rear Tire Under Hard Acceleration?

by × on February 10, 2021 at 10:59 am × 2 comments

I’m new to the old car hobby (cars of any kind really) and I’m trying to learn all I can. One thing I’ve noticed is that some rear wheel drive […]

Q&A / Tech

Ask Away with Jeff Smith: Choosing a Torque Converter for an LS-Swapped Chevy S-10 with a 4L60E

by × on January 25, 2021 at 9:28 am × 4 comments

I was wondering if you could help me. I have a ‘99 Chevy S10 with an LS1 engine that has a long crank and iron heads. We are trying to […]

Q&A / Tech

Ask Away with Jeff Smith: Choosing Cylinder Heads for Bottom-End Power on a Mopar 340

by × on January 18, 2021 at 8:40 am × 4 comments

I have a ‘73 340 ‘Cuda. The motor is bored 0.030-over with headers, an Edelbrock dual plane intake and a matching cam, roller timing chain, and Holley double pumper carb. […]

Q&A / Tech

Ask Away with Jeff Smith: How to Fix a Rich Idle on a Big Block Chevy

by × on January 11, 2021 at 9:35 am × 3 comments

I’ve got a Chevelle with a 468ci big-block with a pretty big cam, Edelbrock Performer RPM intake, a Holley 750cfm HP carburetor, and an HEI ignition. The engine idles way […]

Q&A / Tech

Ask Away with Jeff Smith: Lining Up Intake Manifold Bolt Holes on a 427 Chevy

by × on December 28, 2020 at 9:49 am × 3 comments

The Holes Don’t Line Up! I’m assembling a 427ci big-block Chevy for a friend. It’s an original engine with block and heads that have been in storage for decades that […]

Q&A / Tech

Ask Away with Jeff Smith: Upgrades to GM LS 6.0L 4×4

by × on December 17, 2020 at 9:53 am × 1 comment

I’ve followed your stories and career for years. I know the internet has changed most everything we do but I miss seeing Car Craft in print. One tech question I […]

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