New in the box Trick Flow 270 heads and head bolts

Serial number?!?! WTF is that crap?
Who cares about the serial number.
Is it the;

TFS-61617802-C01
Or
TFS-6161T783-C01
Or
TFS-6161T784-C01
Or
TFS-61617801-C01

Tfs-61617802-co1 there you go rumble fish .