Post Tagged with: "big block Chevy"

Q&A / Tech

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 […]

Q&A / Tech

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 […]

Tech / Tech Articles

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 […]

Tech / Tech Projects

The Big Torque: Hardcore Horsepower Builds a Big Block Chevy That Makes 700 Ft.-Lbs. of Torque

Any time you can put an engine together that makes enough torque to strip the concrete off the Hoover Dam, yet still gives away very little hint of what’s really […]

Car Culture & Entertainment / News & Car Culture

Rat Powered: Our Top 10 Big Block Chevy Production Cars of All Time

In another post we counted down our five favorite Rat motors ever. Now, we’re looking at the top Chevrolet big block production cars ever produced. And there were some great […]

Chevrolet 454 LS6
Car Culture & Entertainment / News & Car Culture

Our Top 5 Production Chevy Big Block Rat Motors of All Time

In 1965, Chevrolet began offering the big block Chevy Mark IV—better known as the Rat. This wasn’t Chevy’s initial go-around with big block engines as its Gen. I W-series big blocks […]

Tech / Tech Articles / Tech Projects

Rat Race: Trick Flow Assembles and Dynos a 572-Cube Big Block Chevy!

For the third year running, Trick Flow Specialties is building the engine that will be part of the prize package awarded to the IHRA’s Summit Racing SuperSeries Top Class Champion. […]

Q&A / Tech

Mailbag: Detuning a Chevrolet 454 for Better Drivability

You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re helping a reader dial back the performance of his 454 for street use. […]

BBC 454 with nitrous by Classic Cars from UK
Q&A / Tech

Mailbag: Rebuilding a Chevy 454 for Nitrous Oxide Use

You’ve got questions, we’ve got answers. We work with the Summit Racing tech department to help you tackle your auto-related conundrums. In this week’s Mailbag, we’re rebuilding a big block Chevrolet engine to […]