GMC 4000 Series Service Manual page 357

Sec. 6M
Page 346
FUEL SYSTEM— GASOLINE ENGINES
G M C S E R V I C E M A N U A L
G A S O L IN E E N G IN E S P E C I F I C A T I O N S ( C o n t 'd )
ROCHESTER CARBURETOR MODEL APPLICATION
TRUCK SERIES
ES -4 5 00...............
PS-4500..............
E S /S S -5 5 0 0........
O P TIO N A L
ES-4500...............
PS-4500..............
ROCHESTER CARBURETOR SPECIFICATIONS
E N G IN E...............
M O D EL................
MODEL NO........
FLO A T L E V E L
VELOCITY TYPE GOVERNOR SPECIFICATIONS
KING-SEELEY
MODEL GMC NO.
(STAMPED) (STAMPED)
901-623 2440843
901-685 2472969
651-735 3929621
601-734
3929623
651-739 3929625
601-738 3929627
*With Engine broken-in. Full load is approxim ately 300 RPM less
than No Load RPM and w ill vary from engine to engine.
HYDRAULIC TYPE GOVERNOR
SP IN N ER V A LV E
Location..............................
T y p e ....................................
S LA V E U N IT
Location..............................
EN GIN E GOVERNED SPEED
Full Load
351-M En g in e..................
ENGINE PART NO.
250 7029011
250 7029011
292 7029012
292 7029012 *
292 7029012
L-292 L-250
M M
. . . 7029012 7029011
V * " V
a a
MAX. GOVERNED
ENGINE SPEED (R P M )*
MODEL NO LOAD
305-C
3700
305-E 3700
351-C 3900
250 2400
250 3900
292
2400
292
3900
........At Engine Oil Pump
........Centrifugal, Pre-Set
Carburetor Throttle Body
.......................... 3 400 RPM