TM 5-3805-261-20
EQUIPMENT DESCRIPTION AND DATA. (cont)
1-11.
EQUIPMENT DATA.
a.
Engine.
Manufacturer
Caterpillar
Model number
3304
Part number
2W821
Type 4 Stroke-cycle turbo-
charged diesel
Horsepower
(SAE Net at 2200 rpm)
135 hp
Number of cylinders
4
Bore 4.75 inch
Stroke
6.0 inch
Piston displacement
425 cubic inch
Crankshaft rotation (viewed
from rear of engine)
Counterclockwise
No. 1 cylinder
Forward end of engine
Cylinder number sequence
Front to rear of engine
Firing order (cylinder
injection sequence)
1-3-4-2
Main bearings (number)
5
Oil filter Full flow
b.
Fuel System.
Air cleaner
Manufacturer
Donaldson
Part number
EGB11-0026
Type Dry
Governor
Centrifugal, variable speed
Timing
@ 700 rpm
19.5 to 21.9 degrees
@ 2300 rpm
21.1 to 23.5 degrees
c.
Electrical System.
Alternator
Manufacturers
1) Delco Remy
2) Bosch
Part number
1)
1117248
2)
0122469002
Rating
50 amp
Starter
Manufacturers
1) Delco Remy
2) Prestolite
3) Bosch
Part number
1)
1114845
2) MES6601K
3)
3T6305
Monitoring system (MS)
1-8
