Video: JET Performance Features Xcelerator Throttle Enhancer for Late Model Cars at SEMA 2018 (Image/Summit Racing)
California Wildfires Claim Dozens of Lives—and Rare Classic Cars 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)
Mailbag: A Recipe for Making 600 HP in a 400 V8-Powered ’69 Firebird (Image/Mecum)
SEMA 2018: 15 New Products for Your Street Machine or Muscle Car SEMA 2018: 15 New Products for Your Street Machine or Muscle Car
Q&A (Image/Mecum)

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 […]

News & Car Culture 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)

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 […]

SEMA 2018 (Image/Summit Racing)

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 […]

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

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 […]

Recent Posts

(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 […]

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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 […]

(Image/Sciencing.com)
Tech Articles

Video: How a 4-Stroke Engine’s Piston Motion & Valve Events Work & Why it Matters for Cam Selection

In previous articles, we’ve talked about the importance of Considering Individual Timing Events When Choosing a Cam to help us determine the duration, lobe separation and advance needed. This is especially important […]

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Q&A

Mailbag: Recommending Parts for a 350 Engine Swap into a ’66 Chevy II SS

Q: My current restoration project is a 1966 Chevy II SS. I need your help to pick out the parts I need for the engine. The engine is a 350 […]

SEMA 2018: PerTronix Adds Bluetooth Control to Ignition Lineup
SEMA / SEMA 2018

SEMA 2018: PerTronix Adds Bluetooth Control to Ignition Lineup

LAS VEGAS, NV — PerTronix has introduced an ignition box that the company says will revolutionize the aftermarket ignition industry. The PerTronix Digital HP Mobile CDI box maintains its ultra-small design, […]

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Product Profiles / SEMA

Holley EFI 12.3″ Pro Dash Offers Unrivaled Engine Monitoring and In-Car Tuning

LAS VEGAS, NV — Holley EFI users, rejoice. Even among the sea of cool parts launched at the 2018 SEMA Show, Holley Performance Products’ new Holley EFI 12.3″ Pro Dash […]

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New Products / SEMA

SEMA 2018: 7 New Products for LS/LT Engines

LAS VEGAS, NV — The automotive aftermarket continues to develop and introduce new GM LS/LT and LS-swap-oriented products, and there are countless LS/LT-specific products being showcased at the 2018 SEMA […]