Why? Because the Wood Brothers pit crew serviced Clark’s car. Jim Clark, Lotus, NASCAR, and the 1965 Indianapolis 500 Wait — why is a NASCAR team racing with a throwback Lotus livery?

Wood Brothers Racing and driver Josh Berry are turning to the 1965 Indianapolis 500 for this year's Darlington NASCAR livery ... Lotus entry and helped develop faster ways to fuel the car.

Wood Brothers Racing played a pivotal role in Jim Clark's historic Indy 500 win for Lotus in 1965 ... weekend with a classic green and yellow livery paint scheme. Josh Berry's number 21 Motorcraft ...