Ask Away! with Jeff Smith: Cooling Down a Big Block Chevy Occasionally Running Over 220 Degrees F
Can you help me with a problem? I have a big block Chevy in my 1966 Chevelle and I need a little advice on cooling. The engine runs okay at […]
Flat Tappet Rat Muscle: Summit Racing Muscle Car Camshafts for Big Block Chevy Engines
There was a time when big block Chevy engines with solid lifter camshafts clattered their way down the boulevards and highways of America. It was a time of big block […]
Ask Away! with Jeff Smith: Troubleshooting a Chevy 454 with a Bad Vibration at 2,100 RPM
I recently had a 1970s 454 Chevy big block rebuilt and assembled by my local machine shop for my 1971 Monte Carlo. The engine was assembled with new pistons, rings, […]
Ultra Engine: Hardcore Horsepower’s 781 Horsepower Big Block Chevy 540
In the past, you’ve had to rev an engine pretty high to make serious power. But the latest cylinder heads and cam designs have allowed us to bring the RPM […]
Ask Away with Jeff Smith: How to Choose the Right Pushrod Length for Taller Lifters on a Big Block Chevy 454
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 […]
Budget Big Block Chevy Street Torque!
You’ve got to love the Chevy big block for its raw ability to make aggressive amounts of bone-crushing torque without breaking a sweat. It also loves high-revving horsepower, giving you […]
Ask Away with Jeff Smith: How to Fix a Rich Idle on a Big Block Chevy
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 […]
Ask Away with Jeff Smith: Lining Up Intake Manifold Bolt Holes on a 427 Chevy
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 […]
Ask Away with Jeff Smith: Building Blocks for a Big Block Chevy
I am tackling a 1969 Corvette. The 390 HP L36 427 was rebuilt but now needs to go to a 0.060-inch overbore. My buddy and I have been considering building a 454 […]
Holley Expands Bracketless Mid-Mount Accessory Drive Systems to SBC/BBC Engines
LAS VEGAS, NV — Among the bevy of new products Holley Performance launched in 2019, the iconic brand expanded its mid-mount engine accessory drive systems product line to include applications […]