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Holley Plans Shift to Holley Performance Brands

This transformation will be fueled by leveraging Holley’s portfolio of iconic brands to drive innovation and engagement in key consumer verticals.

Formula Drift and Partners to Launch Student Program

The 2024 Driven Experience will be free for students and schools, and will include all eight rounds of the 2024 Formula Drift season. 

Holley Announces 2024 Flagship Events

Experiential events reinforce Holley’s commitment to serving customers across traditional and growing aftermarket verticals.

Getting Better Cylinder Head Airflow

When it comes to improving horsepower and rpm, airflow has a lot to do with it, and it seems the job is one that’s never finished.

American Powertrain TREMEC Magnum XL 6-speed Transmission Conversion Kit

Designed for firm crisp shifting, improved gearing and power capacity for the 2010-2015 5th Gen Camaro V8.

transmission kit
Transtar Acquires Arch Auto Parts

Transtar Holding Company announced it has acquired Arch Auto Parts, which has 21 locations throughout New York City and surrounding areas. Arch will become part of NexaMotion Group (NMG), a family of automotive aftermarket businesses under Transtar Holding Company. Arch was represented by Schwartz Advisors, and the terms were not disclosed. “Arch Auto Parts aligns perfectly with our

1,500-HP 6.7L Cummins-Powered Cuda

The Plymouth Hemi Cuda is a quintessential muscle car for many gear heads. But who knew swapping a compound turbo 6.7L Cummins into a Cuda could make it even cooler? Randy Weaver of Weaver Customs did just that. Check out what went into this unique build!

America’s Best Engine Shops 2023 | Warren Diesel Injection

For 13 years, Jesse and the team at WDI have been putting out stellar fuel system products and compete engines to the diesel community.

Turbocharged and Nitrous-Boosted LB7 Duramax Engine

Wyatt Stengel’s 1970 GMC K15 is a cherished family heirloom. However, that didn’t stop him from turning it into a drag racing powerhouse thanks to an upgraded LB7 Duramax engine. Check out what went into the four-year project that blends aesthetics and horsepower.

Stanadyne to Debut New Performance Product Line at PRI

Stanadyne, a global fuel and air management systems supplier, will officially unveil its new performance products, systems, and solutions portfolio at the 2023 PRI Show. The company’s new performance products will be on display at its booth (#2943) in the convention center’s Yellow Hall. “We are using our first time exhibiting at the PRI Show

Fluidampr Harmonic Damper from Summit Racing Equipment

The factory harmonic damper on your modern GM, Ford, or Mopar V8 are ‘tuned’ to absorb what’s called torsional vibration in the engine’s normal operating RPM range. Performance modifications, particularly ones that increase torque, produce added vibration in an RPM range that the elastomer damper wasn’t designed to handle. That vibration will accelerate component wear,

Holley Appoints Chief Product Officer; Establishes Vertical Market Focus for Growth

Holley Inc.–the Bowling Green, Kentucky-based consumer platform for automotive performance enthusiasts–is implementing a new organizational design to capitalize on growth opportunities across the company’s full brand and business portfolio. The strategic realignment establishes seven distinct market segments, with the goal of strengthening the company’s ability to serve the classic vehicle market while also expanding its

The Aeromotive Group Now Known as Roadster Shop Following Merger

The Aeromotive Group and Roadster Shop have announced that the organizations have merged to create a new automotive aftermarket powerhouse. Now operating as Roadster Shop, the combined brands will drive the development of innovative products, services and content. “As a lifelong enthusiast, I’m thrilled to announce this partnership between The Aeromotive Group and Roadster Shop,”

Custom Camshaft Theories

If you go back to the 1900s to 1940s, the common place to start WAS the camshaft lobe. Engineers and engine designers drew one circle for the base circle, one for the nose, and then connected the two with arcs in-between. Eventually that was improved by shifting their focus to the lifter or tappet rise from the base circle.

Adoption of Low Viscosity Grade Engine Oils

The American Petroleum Institute (API) has formally adopted SAE 0W-8 and SAE 0W-12 viscosity grades into API Service Category SP, the most current gasoline engine oil category. API 1509 Engine Oil Licensing and Certification System (EOLCS) which is API’s standard defining how the API Engine Oil Service Categories and Quality Marks are licensed and displayed,

600-HP 427 cid Ford Engine

We recently visited Charlotte, NC to check out a few engine shops in the area, and one of the first was Prestige Motorsports. This engine machine shop also does a ton of car work too, and just finished upgrades to a 427 cid Ford engine for a 1968 Shelby Mustang. Check it out!

Speedmaster Top End Engine Kit

Kits include fully assembled PCE cylinder heads, intake manifold, valve covers, intake manifold gaskets, roller rockers, guide plates and screw-in studs.

The Best of Both Worlds: Twin-Charged Engines

Not to be confused with twin-turbocharging, twin-charging is the innovative combination of a supercharger and a turbocharger. It’s nothing new – Lancia, Nissan and Volkswagen were among the first to use the combination back in the ‘80s, but it’s hardly common today.

Crank Balancing Update

If there’s anything all of us in this industry have come to understand, it’s that you can never be certain someone else did the job correctly – and when it comes to crankshafts and crank kits that you or a customer might purchase, it’s imperative to ensure a proper balance job was performed and not just trust that it was because it says so.

New Rislone DPF Clean Restores Diesel Power and Performance, Clears Clogged DPFs

New Rislone DPF Clean™ Diesel DPF, Exhaust & Emissions System Cleaner cleans the fuel, exhaust, and emissions systems of diesel vehicles to restore power and performance, reduce regeneration cycles, extend diesel particulate filter (DPF) life, save fuel, and turn off check engine lights. It unclogs blocked DPFs and reduces the need for frequent highway driving to accelerate regeneration,