The number 56 car has been driven in races with 2 wins, 3 poles, 32 top 5s, 85 tops 10s, and 86 DNFs in the NASCAR Cup Series.
- Martin Truex Jr. claims exactly half of the total starts #56 has made with 144 from 2010-2013. During that time Truex Jr. earned 1 win at Sonoma and accumulated 3 poles while completing 96% of all possible laps.
Truex Jr. and Michael Waltrip Racing would lose NAPA as a sponsor following the “Spingate”cheating scandal of 2013 leading to Truex Jr’s move to the #78 Furniture Row Car.
- 56 is the family number of the Truex Family, as Martin Truex Sr. drove the number for most of his starts in the NASCAR XFINITY Series between 1993-1996.
- Jim Hurtubise was a successful USAC and Indy Car driver who experimented in NASCAR running a career total of 36 races, but piloted #56, his open wheel number, for 13 races between 1966 & 1968. Hurtubise has the only other win in the #56 in 1966 at Atlanta.
- Bill Morton drove the #56 in 15 Grand National Races from 1958-1965. Morton also ran the number in the other NASCAR divisions of the time including modified and convertibles .
- Ed Livingston is the only other driver with more than just a handful of starts in #56. From 1963-1964 Livingston started #56 13 times, but would be best known for his career in #68.
- In 1987 Ernie Irvan made his Cup series debut driving #56 at Richmond, sponsored by Dale Earnhardt’s Chevrolet Dealership. Irvan would start the number once more later that year at Charlotte.
- Other notable names in #56:
- Leeroy Yarbrough, 6 races
- Marvin Panch, 3 races
- Tiny Lund, 1 race
- Elmo Langley, 1 race