Help with VIN number
 

Just bought a '92 3500 5 spd. and just want to make sure that it is a 5.7 l. Can anyone tell me what digit denotes the engine.

Thanks,

I just found out the answer that I was looking for. It is indeed a 5.7l

I know you already found it but for others who may be looking:
8th digit denotes engine option
92 5.7L is a R