Racing fuel and pump gas may seem similar at first glance, but they serve distinct purposes and are engineered differently. Understanding these differences is crucial for anyone involved in ...

At its core, gasoline, whether made for regular road use or the race track, is just a mix of hydrocarbons combusted in an engine. The primary differences lie in additives, octane levels, and how the ...

NASCAR Cup Series cars use a standard 18-gallon fuel tank — this capacity is set by NASCAR itself, and anyone participating in its races must comply with this regulation. This tank size is a bit ...

It’s not just your imagination, NASCAR fans: There has been a lot of talk about gas this summer — perhaps more frequently than anyone but fuel supplier Sunoco would prefer. Fuel mileage — when teams ...

Tony Stewart celebrates his first career NHRA Top Fuel Victory Sunday in Las Vegas. Tony Stewart has won in just about everything he’s ever raced — but not like this. On Sunday at the NHRA 4-Wide ...