Application Designations

2 = Marine Application
3 = Industrial Fan thru Flywheel
5 = Generator Application
7 = Vehicle Fan thru Flywheel

Displacement

B = 12.7 Liter Premium
E = 11.1 Liter
F = 14.0 Liter
G = 12.7 Liter Standard
H = 14.0 Liter
L = 11.1 Liter

Displacement

M = 12.7 Liter Standard
P = 12.7 Liter Premium
S = 11.1 Liter
T = 12.7 Liter
W = 11.1 Liter

Engine Control

T = DDEC I
U = DDEC II
K = DDEC III or IV

Customer Designation

28 = Buses 1991 and Later
32 = Underground Mining
40 = 1991 and Earlier
60 = 1991 and Later On-Highway Trucks

Located on the left side of the valve cover is an option plate showing the engine serial number, model number and any optional equipment used on the engine. If the option plate is missing the engine serial number is stamped on the cylinder block below the manifolds. An example of a Series 60 serial number is 06RXXXXXXX. The engine serial number is required when placing a parts order.

Model number 6067-WK60 represents an 11.1 liter Series 60 engine that is controlled with DDEC III or IV electronics to be used in a 1991 or later truck.