Q: Why doesn't NASCAR get more modern with their engine rules? They run engines with carburetors, and the last I looked, no cars manufactured today use carburetors. They are all fuel-injected.

Doug Yates, CEO of Roush-Yates Engines, says a hike to 750hp wouldn't be much of a change and that he would like to see NASCAR be open-minded.

While NASCAR V8 engines may have improved through the years, the power units don't last very long. As such, teams rebuild the engines after every race to ensure optimal performance for the next ...

The spec engine is designed to lower costs for teams, potentially cutting costs in half of those multi-truck teams spending $1 million or more in leasing engines. Although NASCAR makes the engine ...

It might require a rethink of the philosophy of NASCAR’s V8 engine, which is based on antiquated architecture with little relevance to modern-era street models. Yates, who talked about his desire to ...

In most cases, the parts that pass underneath the lens come from engines that have failed while undergoing dynamometer testing. ECR actually has an engine speed versus load map that simulates the ...

The NASCAR Truck Series has 670 horsepower similar to its other NASCAR counterparts. It is a naturally aspirated engine which means there is no boost to the horsepower.

NASCAR has been gradually reducing engine power over the last decade or so. Cup Series cars used to churn out 900bhp in 2014, before the output was reduced to 750bhp in 2015 and just 550bhp in a ...

The No. 11 Joe Gibbs Racing team and driver Denny Hamlin were issued an L2-level penalty for violating NASCAR’s engine inspection requirements, the sanctioning body announced Thursday.

For months, maybe even years, fans, drivers, team owners, and industry members have been calling on NASCAR executives to add horsepower to the NASCAR Cup Series short track package, to improve the ...

LAS VEGAS, NV - NOVEMBER 28: Doug Yates accepts the MAHLE Engine Builder of the Year Award during the NASCAR NMPA Myers Brothers Awards at the Wynn Las Vegas on November 28, 2018 in Las Vegas, Nevada.