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Jim Park

Former HDT Equipment Editor

Jim Park served as Heavy Duty Trucking's equipment editor from 2006-2024. Specializing in technical and equipment content, Park is an award-winning journalist who has been covering the trucking industry since 1998.

Before joining HDT, Park was a truck driver and owner-operator for 20 years and served as an editor for HighwayStar magazine, which ceased production in 2011. He maintained his commercial driver’s license to bring a real-world perspective to Test Drives, as well as to features, videos and podcasts about equipment spec’ing and trends, emissions regulations and developments, maintenance and drivers.

He is the recipient of 16 Jesse H. Neal honors (both finalist and Neal awards), including “Best Range of Work by a Single Author” in 2020.

Articlesby Jim ParkJune 17, 2021

How CDA Works to Cut Emissions, Improve Efficiency

Cylinder deactivation can reduce NOx emissions through hotter exhaust temperatures and allow more efficient engine operation on fewer cylinders under low-load conditions.

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Articlesby Jim ParkJune 14, 2021

Tweak Heavy-Duty Truck Engine Settings To Save Fuel

Dialing in some basic fuel-economy parameters to your truck's engine settings can easily save 5% in fuel. Dig a little deeper into the ECM and even more savings are possible.

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Articlesby Jim ParkMay 14, 2021

Q&A: Volvo Sees Hydrogen as Key Player in Green Trucking

In an interview with HDT, Volvo Group's CTO Lars Stenqvist explains his company's strategy for integrating hydrogen into a decarbonized supply chain.

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Articlesby Jim ParkMay 13, 2021

How to Maximize Trailer Space

Dry van trailer cargo decking systems can turn a trailer full of air into a bucket full of cash.

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Newsby Jim ParkApril 29, 2021

SAF-Holland Introduces Fixed Frame Air Suspension Series

SAF-Holland's CBXA AeroBeam fixed frame air suspension series is designed for the demands of on and on/off-highway tanker, bulk hauler, platform and specialty trailer applications.

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Articlesby Jim ParkApril 22, 2021

What to Know About Today's Oil Analysis

Analyzing samples of used oil not only reveals the health of your engine, but also can prove whether the oil in the crankcase is holding up well enough to leave in there a bit longer.

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Newsby Jim ParkApril 21, 2021

Parts Shortage Hobbles New Truck Deliveries, Worsens Downtime

Fleets struggling with a scarcity of parts needed for routine maintenance and repairs are also having to wait on new truck deliveries while partially completed trucks jam OEM parking lots.

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Articlesby Jim ParkApril 15, 2021

5 Tips For Keeping Truck Lighting in Check

The Commercial Vehicle Safety Alliance's Roadcheck inspection blitz is a great reason to get up close and personal with your lighting system.

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Newsby Jim ParkApril 14, 2021

How Optimizing Cylinder Deactivation Cut NOx Emissions 74% in Cummins-Tula Test

Testing of Tula's sophisticated cylinder deactivation control technology on a Cummins engine showed a 74% reduction in nitrogen oxides (NOx) emissions. We talked to Tula's senior engineer about how it works.

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Newsby Jim ParkMarch 31, 2021

NACFE Names 13 Fleets for Run on Less Electric

Thirteen fleets operating medium and heavy duty trucks will participate in North American Council for Freight Efficiency and RMI's Run on Less – Electric technology demonstration in September.

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