Yes, they are currently blue on 2345 as it was painted several times during its race life. Its unrestored so all the x layers are still on the car.
They did little to tape off once a car was damaged and repaired.
Think they were born BLK.
Yes, that was CSX2259 at my work booth in LA. Lynn was kind enough to let me borrow it for a few days. Its a cool car!