I have a 340 engine.
Casting date7-1-70
Vin # 1B387828
I bought it around 20 years ago, from a guy in Quakertown, Pa. Suppose to have been out of a 70 - 71 Challenger or Cuda. PM me, or daytime phone # 570-889-5073

548 cu. in., Bill Mitchell Aluminum Block, CRT 727 auto trans, Alston Chassis. 8.981et at 149.46 mph. 1.204et - 60 foot, So Far....