Ask Away! with Jeff Smith: How Do I Drive My Pro Street Car at Highway Speeds Without Damaging Gears?
I have a Pro Street car with a big-block Chevy, TH400, Dana 60 and 4.30 gears. I just bought this car a few months ago. The gear ratio is what […]
Big Inches & Big Power: A Simulated Look at Maximizing Acceleration with Chevy Performance’s ZZ632 Big Block
The big news in Bowtie land these days is Chevrolet Performance’s monster ZZ632 tall-deck big-block crate engine that can make 1,004 hp on 93 octane gasoline. Everybody is buzzed about […]
Ask Away! with Jeff Smith: When and How to Update (and Upgrade) the Charging System in a Classic Car
I just bought my first car, a ’64 Chevelle with a 283 small-block and a Powerglide trans. The engine runs well, but I’m concerned that when I put the engine […]
Vote for the Best Late Model Performance Vehicle in our Late Model Playoffs!
We’re football nuts around these parts. So when the NCAA announced a new playoff format for this fall, our minds started racing: Who will make the first-ever playoff bracket? Will our beloved […]
Ask Away! with Jeff Smith: Diagnosing a Chevy 454 That’s Getting Water in its Oil
I have a 454 big block Chevy that I purchased from a guy online. It looked good, we pulled the valve covers and it had a hydraulic roller cam and […]
Ask Away! with Jeff Smith: Understanding a Supercharged Engine’s BSFC Number to Choose Fuel Injectors
I’ve noticed that many of your tech questions are about carburetors but I have an EFI question for you. When choosing fuel injector size for a supercharged engine, the BSFC […]
Street HP—Going Your Classic Holley 4150 One Better!
Who could resist the classic Holley 4150 double pumper carburetor with mechanical secondaries and a throaty voice—an American classic for generations of street performance weekend drag racing enthusiasts? Not many […]
Building a Ford 5.0L for an ’89 Fox-Body Mustang
Do you remember when classic Mustang enthusiasts said late-model 1979-93 Fox Mustangs would never be collectable? Well, there’s nothing quite like the indigestion that comes from eating your own words. […]
Blue Ovals in Boxes: 10 Awesome Ford Crate Engines for Under Your Hood
Whether you’re looking to replace a tired old Ford engine, swap in a more powerful mill, or modernize your classic muscle car or street rod with a mod motor, […]
How to Build a 357 CID Small Block Chevy Road Race Screamer!
Back in the Before Times, Jeff Latimer of JGM Engineering in Southern California wanted to do some road racing and built a 357 cubic inch small block Chevy for a […]