NASCAR rule changes to lower horsepower at larger racetracks in 2019 - ESPN
HP expands Nascar deal; becomes tech partner - SportsPro
NASCAR testing takeaways: Next Gen car to see horsepower increase, chrome numbers to return in 2022 - CBSSports.com
The Engine - How NASCAR Race Cars Work | HowStuffWorks
C8 Corvette Drag Races 850-Horsepower NASCAR Cup Car: Video
ECR, RoushYates Discussion at AETC Underscores NASCAR Engine Tests - EngineLabs
How Do NASCAR Engines Differ From Street Car Engines? | HowStuffWorks
NASCAR's new rules: Testing ban, horsepower reduction
Breaking Down the Debate over Horsepower as NASCAR Heads to Talladega | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
Fontana 101: Rules package, new Goodyear tire and more | NASCAR.com
The Engine - How NASCAR Race Cars Work | HowStuffWorks
GOODBYE 550 HP! NASCAR Going With MORE HP in 2022 - YouTube
NASCAR Isn't Giving Up on Horsepower, But It Is Cutting Back
NASCAR is killing 550 hp cars for 2022 | Fox News
Behind-the-scenes look at Hendrick Motorsports horsepower | Hendrick Motorsports
NASCAR Shifting Focus To 670-Horsepower Package - SPEED SPORT
NASCAR Cup Cars Might Make Less HP at Superspeedways Than Normal Mustang GTs
Modernized NASCAR Returns To Race Track With 780 HP On Tap
Jimmie Johnson says more horsepower in NASCAR means better racing
NASCAR trying for more excitement with 2013 car package
NASCAR engine - Wikipedia
NASCAR Sets Horsepower Packages for Superspeedways | Heavy.com
NASCAR Vs. F1: Technology and Sport
Inside NASCAR's 2022 Rule Decision: 670 HP and a 4-Inch Spoiler
2-Headed Monster: Should NASCAR Make a Change to the 550 HP Package After 2020 Season?
