Ask Away! with Jeff Smith: Does 40% Leakdown Test Results Require New Piston Rings?
I just bought a used 5.3L LS engine out of the junkyard and after we got the engine back to the shop and mounted it on an engine stand, we […]
Mailbag: Breathing Life Into a Wheelchair-Friendly 5.0L-Powered Ford E-150 Econoline
Q: Back in the day, my buddies and I used to rule the local dragstrips. The memories! Today, I’ve got gray hair and I’m mostly stuck in a wheelchair, but […]
Ask Away! with Jeff Smith: Diagnosing Ticking Noises and White Smoke in a Supercharged Foxbody Ford Mustang
I’ve been looking online for help to figure out what is happening to my car and I thought your expertise may help. I have a supercharged Foxbody Mustang GT with […]
Mailbag: Budget Performance 351W Upgrades for a Ford Mustang Mach 1
Q: I have a Mustang Mach 1 that I’ve owned for 25 years. It has a 351 Windsor engine and a four-speed transmission. I’d like to build it up a […]
Mailbag: Basic Upgrades for a 1980s-Era El Camino
Q: I have a Chevy El Camino with a Chevy 350, a single exhaust, and power steering and brakes. I’ve had it for 10 years and it has 138,000 miles […]
Mailbag: Header Adapters for a 350 Chevy-Equipped Second-Gen Camaro?
Q: My Camaro has a 350 small block Chevy engine, Turbo 400 transmission, and a 12-bolt rear end. I’ve purchased many parts over the years, including Dart Sportsman II cylinder […]
Ask Away! with Jeff Smith: How Camshafts Relate to Exhaust Smell
I have a ’68 383 Road Runner, I bought it as a non-running car and it had a considerable cam in it when I got it—I think it is the […]
Mailbag: What Lifters Should I Use For My 360 Dodge Magnum Cam Swap?
Q: I’m building a 360 Dodge Magnum engine, and want to install a performance hydraulic roller camshaft. I can’t find the replacement OEM lifter alignment bars that the stock roller […]
Ask Away! with Jeff Smith: Can I Mix Zinc Additive with Off-the-Shelf Motor Oil to Save Money?
Why can’t I just add a bottle of zinc additive to my oil and then just use regular off-the-shelf oil? Won’t that work just as well as those more expensive […]
Mailbag: Parts Recipe for Turning a ’94 Camaro Z28 Into a 12-Sec Car
Q: I want my 1994 Camaro Z28 to run 12-12.50 quarter miles. Can you put together a parts list that will get me in the ballpark? Thanks for the help! […]