Engine VIN

[billpatterson]

Hi
It seems my '73 Bavaria (VIN 3133680) had a motor swap . The engine is stamped 4310003 and its head was cast in 1983. Can anyone tell me about this engine?

THX
Bill

 

[HB Chris]

Congrats, your e3 has the heart of an e9! 74 US manual trans coupe. 83 head is a good thing.