All engine components are divided into twelve major groups of functionally related parts. A list of the groups appears
in the index of this manual.
Within each group different design of similar equipment are shown, each group uses a type number. The type
number in one group has no relationship to the type number of another group.
All optional material type numbers are shown on the engine. Option Plate The plate is shown m the illustration
The names and type numbers of optional equipment built into the unit at the factory are listed on this plate, along
with the unit model, serial number and custom specification (if any). Material not listed on the Option Plate is
standard equipment. (Copies of the information, on the Option Plate Work Sheet, are furnished to distributors for
To locate a part establish the group where the part is used (see index page). Turn to the page listed for that group.
Locate the part on the illustration. Locate the index number in the parts list and the part number will be listed along
with an item description. The quantity column is the number of tunes the part is used in the assembly shown.
YOUR PARTS ORDER WILL BE HANDLED MORE EFFICIENTLY IF
1. The following information is provided for the item ordered:
A. Group in the parts book in which it Is listed
B. Quantity desired
C. Item part number
D Complete item description
E. Complete unit model identification and serial number
2. "TYPE" rather than "WRITE" the above information
Unless otherwise specified, standard bolts m the parts list are hexagon head. Other standard parts are described in
The information and illustrations in this publication are based on the information in effect at the time of printing.
ENGINE OPTION PLATE