Chevrolet 10 1971 Series Chassis Service Manual page 244

ENGINE FUEL 6M-22
General Description ............................................................................... 6M-22
Service Procedures ............................................................................... 6M-23
Inspection ..........................................................................................6M-23
The fuel pump (fig. IP and 2P) used on all Chevrolet
vehicles covered in this manual is the diaphragm type.
The pump is actuated by an eccentric located on the engine
camshaft. On in-line engine, the eccentric actuates the
Fig. IP — Fuel Pump and Pipe, L -6
FUEL PUMP
GENERAL DESCRIPTION
GASKET
INDEX
Page
T e s t ....................................................................................................... 6M-23
Removal ......................................................................................
Installation . ..................... .................... ............................................ 6M-23
rocker arm. On V-8 engines, a push rod (located be­
tween the camshaft eccentric and fuel pump) actuates the
pump rocker arm. Because of design, this pump is
serviced as an assembly only.
GASKET
Fig. 2P— Fuel Pump and Pipe, V - 8
Page
6M-23
G A S
PIPE
ASSEMBLY
PUMP ASSEMBLY
10-30 CHEVROLET TRUCK SERVICE MANUAL