Articles written by: OnAllCylinders Staff

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Q&A

Mailbag: Rich-Running Ford 302 Won’t Shut Off in ’76 Mustang Cobra II—Please Help

  Q: Under the hood of my 1976 Ford Mustang II Cobra II is the original 302 bored .030 over. It has flat top forged pistons, Sealed Power chromoly rings, […]

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LS Engines

LH8 5.3L 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 […]

Leisinger Crowned Goodguys 2018 PRO AutoCross Champion
Automotive & Aftermarket News / News & Car Culture

Leisinger Crowned Goodguys 2018 PRO AutoCross Champion

SCOTTSDALE, AZ — Let’s hear it for the new guys! The 2018 Goodguys AutoCross Class Champions were crowned last weekend in Scottsdale, AZ, and there were first time championship winners […]

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

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 […]

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Buyer's Guides / Holiday Gift Guides

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 […]

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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 […]

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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 […]

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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 […]

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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 […]

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New Products

SEMA 2018: MSD DIS Kit for Small- and Big-Block Chevy Makes Coil-Per-Plug Conversion Easy

LAS VEGAS — Among the plethora of new parts launched by Holley Performance Products at the 2018 SEMA Show was the newest MSD Ignition system—the MSD Direct Ignition System for […]