Mailbag: Troubleshooting a Misfiring 515-HP Chevy 377 Engine in a ’69 Camaro (Image/ClassicCars.com)
EXCLUSIVE: Black Friday, Cyber Monday, and Holiday Savings for 2018 (Image/Summit Racing)
Parts Bin: QA1 Introduces Lightweight Carbon Fiber Sway Bar at SEMA 2018 (Image/Summit Racing Equipment)
Ask Away! with Jeff Smith: Tips for Aligning Your Front Suspension to be Performance Friendly We recently worked with JCG Restoration and Customs on an alignment story on this Mopar. Their Hunter alignment machine is highly accurate and they can produce an alignment that is more performance friendly. (Image/Jeff Smith)
Videos & Galleries (Image/Summit Racing Equipment)

Parts Bin: QA1 Introduces Lightweight Carbon Fiber Sway Bar at SEMA 2018

Upgrading a vehicle’s sway bar often is one of the quickest and easiest ways to boost handling, stability, and control. As sway bars have increased in thickness to accommodate larger, […]

Buyer's Guides (Image/Summit Racing)

EXCLUSIVE: Black Friday, Cyber Monday, and Holiday Savings for 2018

As partners with Summit Racing, we were once again able to get a heads-up on Summit Racing’s Cyber Savings Week deals, along with other holiday deals you won’t find listed […]

LS Engines (Image/bataklagu.com)

L20 4.8L Engine Upgrade Guide: Expert Advice for L20 Engine Mods to Maximize Performance

[Editor’s Note: This L20 engine upgrade guide is part of a series of LS engine upgrade guides assembled by a team of LS experts at Summit Racing that we are sharing at OnAllCylinders. […]

Q&A (Image/ClassicCars.com)

Mailbag: Troubleshooting a Misfiring 515-HP Chevy 377 Engine in a ’69 Camaro

Q: My 1969 Chevy Camaro has a brand new 377 cubic inch small block, a Turbo 350 transmission (4,000 rpm stall), a 12-bolt rear-end with 4.11 gears, an MSD 6AL […]

Recent Posts

Legislative Alert: SEMA Threatens NHTSA with  Legal Action Over Delayed Replica Vehicle Law
Automotive & Aftermarket News / News & Car Culture

Legislative Alert: SEMA Threatens NHTSA with Legal Action Over Delayed Replica Vehicle Law

The Specialty Equipment Market Association (SEMA) has made one thing clear to the National Highway Traffic Safety Administration (NHTSA)—it’s tired of the agency’s dawdling. In a letter sent Nov. 1, […]

(Image/bataklagu.com)
LS Engines

L20 4.8L Engine Upgrade Guide: Expert Advice for L20 Engine Mods to Maximize Performance

[Editor’s Note: This L20 engine upgrade guide is part of a series of LS engine upgrade guides assembled by a team of LS experts at Summit Racing that we are sharing at OnAllCylinders. […]

(Image/Summit Racing)
SEMA 2018

Video: JET Performance Features Xcelerator Throttle Enhancer for Late Model Cars at SEMA 2018

LAS VEGAS, NV — Among the many cool products introduced at the 2018 SEMA Show was JET Performance Products’ Xcelerator throttle enhancer, which is designed to significantly reduce or eliminate throttle […]

Firefighters push a vehicle from a garage as a wildfire fire burns a home near Malibu Lake in Malibu, Calif., Friday, Nov. 9, 2018. (AP Photo/Ringo H.W. Chiu)
News & Car Culture

California Wildfires Claim Dozens of Lives—and Rare Classic Cars

California’s deadly wildfires have raged on for the better part of a week, claiming the lives of more than 40 people, scorching more than 200,000 acres of land and contributing […]

(Image/Mecum)
Q&A

Mailbag: A Recipe for Making 600 HP in a 400 V8-Powered ’69 Firebird

Q: I bought a 1969 Pontiac Firebird a few weeks ago. I has a factory 400 V8, which I’m told makes 345 horsepower. I’d like to get 600 horses out […]

SEMA 2018: 15 New Products for Your Street Machine or Muscle Car
New Products / Parts / SEMA 2018

SEMA 2018: 15 New Products for Your Street Machine or Muscle Car

LAS VEGAS, NV — What’s the latest in street performance parts? There’s no better place than the SEMA Show to find out. More specifically, the new products section at the show […]

(Image/NHRA)
Motorsports

NHRA Wrap-Up: All 4 Champs Also Win Final Race of Season

For the first time in NHRA history, all four Mello Yello world champions also won the season-ending Auto Club NHRA Finals. Steve Torrence completed a perfect Countdown playoff in Top […]

Photo Album: Veterans and Active Duty Military Members Share Their Rides
Videos & Galleries

Photo Album: Veterans and Active Duty Military Members Share Their Rides

Veterans—thank you for all you do to protect our country, our freedoms, and our values. You are our true heroes for your honor, bravery, and dedication. We wanted to give […]

(Image/Wayne Scraba)
How Tos

Assemble Ignition Wire With the Proper Crimping Tools

Putting together ignition wires can be troublesome without the right tools. It wasn’t a big deal when solid core 7-mm wires were the norm, but with today’s selection of large-diameter […]

(Image/Automotive.com)
LS Engines

L20 4.8L Engine Specs: Performance, Bore & Stroke, Cylinder Heads, Cam Specs & More

Mechanically similar, General Motors’ LS and LS-based Vortec engines wound up on almost every branch of the GM family tree: Chevy, Pontiac, GMC, Cadillac, Buick—heck, even Saab, Hummer, and Isuzu got some […]