Engine VIN number help

[Auto_Demon]

Im trying decode this vin number TB06E-2503357 just realized that on my 85 250r there are 2 different cases for different engine and I was wondering where the one side came from, anyone know?

[MonroeMike]

http://www.3wheelerworld.com/showthread.php/141286-Honda-Engine-Serial-Numbers

[Auto_Demon]

Hmm well the case that has the serial number on it isnt an atc case

[Auto_Demon]

Oh never mind I figured it out, thanks