The first Thunderbolt to be considered truly combat-ready was the P-47C-2-RE.
Perhaps the most important change introduced by this production block was the provision for shackles and
a release mechanism for a bomb or a fuel tank on the underside of the belly. When carrying a 200-gallon
belly tank the range was extended to 1250 miles at an altitude of 10,000 feet.
The P-47C was the first Thunderbolts to see combat in Europe.
602 P-47Cs were delivered by February 1943, when the improved P-47D replaced it on the production line.
The P-47C-5 which introduced a new whip antenna and the R-2800-59 engine with water-methanol injection with a war emergency power rating of 2,300 hp