The 2024 NAPA Auto Care 150 was the 8th stock car race of the 2024 ARCA Menards Series West season, and the 1st iteration of the event. The race was held on Saturday, August 10, 2024, at Tri-City Raceway in West Richland, Washington, a 1/2 mile permanent paved oval shaped short track. The race took the scheduled 150 laps to complete.
The West Series first visited Tri-City in 1968, when Ray Elder drove his 1967 Dodge to victory. The West Series visited Tri-City infrequently in the years that followed, with competitors like Jim Cook, Jack McCoy, Roy Smith, Dirk Stephens, Mike Chase and Jason Jefferson securing victories at the half-mile tri-oval.
The first and only practice session was held on Saturday, August 10, at 2:45 PM PST, and would last for 1 hour. Sean Hingorani, driving for Central Coast Racing, would set the fastest time in the session, with a lap of 19.144, and a speed of .
Qualifying was held on Saturday, August 10, at 4:45 PM PST. The qualifying system used is a single-car, two-lap system with only one round. Drivers will be on track by themselves and will have two laps to post a qualifying time, and whoever sets the fastest time in that round will win the pole.
Sean Hingorani, driving for Jerry Pitts Racing, would score the pole for the race, with a lap of 18.675, and a speed of .