ROCHESTER CARBURETORS

Bulletin 9C-300 1 April 1953

Rochester Carburetors
CHEVROLET 1932-52
BULLETIN 9 C-300
Date 4-1-53

Supersedes all Bulletins

9-A-200

 
MANUAL CHOKE CARBURETORS (Used as original equipment starting with 1950)
7001374 7002050 7002051 7003060 7003152 7003160 7003863 7003864 7003865 7003986 7004475 7004476 7004477 7004495
tmpAA-1.jpg
tmpAA-2.jpg
PARTS SHOWN ARE FOR IDENTIFICATION ONLY. CONSULT PARTS LIST FOR CORRECT PART NAME AND NUMBER.
COMMON PARTS
Illus. No.
Part No.
Part Name
Illus. No.
Part No.
Part Name
1
120619
Nut—Bowden Wire Clamp
16
7002103
Lever—Throttle Kick
2
121716
Screw—Choke Lever Swivel
17
7002112
Screw—Throttle Body Attaching
137406
Fitting—Fuel Inlet
18
7002117
Ball—Pump Discharge
3
836159
Pin Spring
19
7002118
Spring—Pump Discharge Ball
4
838884
Retainer—Choke Lever
20
7002120
Ball—Pump Inlet Check
5
7000745
Screw—Main Well Support Attaching
21
7002121
Screw—Throttle Lever
6
7001604
Strainer—Pump Inlet
22
7002156
Gasket—Throttle Body
7
7001605
Retainer—Pump Inlet Strainer
23
7002305
Screw—Choke Valve Attaching
7001637
Plug—Lead Ball
24.
7002356
Spring—Choke Valve
7002055
Plug—Idle Passage—Inner
25
7002357
Needle—Idle Adjusting
8
7002068
Piston—Power
26
7002359
Float Valve, Seat, and Gasket Assy.
9
7002074
Gasket—Float Valve Seat
27
7002360
Power Valve Assy.
10
7002081
Pin—Float Hinge
28
7002672
Float Assy.
11
7002082
Choke Shaft Assy.
29
7002715
Screw—Throttle Kick Lever Attaching
12
7002086
Valve—Choke
7002814
Plug—Lead Ball
13
7002091
Pump Plunger Assy.
30
7002888
Choke Lever Assy.
14
7002101
Spring—Pump Return
31
7003190
Spring—Idle Adjusting Needle
15
7002102
Spring—Throttle Kick Lever
32
7005136
Link—Pump
PARTS WHICH DIFFER
Carburetor No.
Screw—
Bowden
Wire Clamp
33
Gasket-Flange 34
Screw—
Air Horn
Attaching
35
Spring-Power Piston 36
Throttle
Body
Assy.
37
Bracket—
Choke
38
Guide Pump
Discharge
Spring
39
Air Horn Assy.
40
Main Well
Support
Assy.
41
7001374
132833
7000745
7002071
7002104
7002116
7002119
7002678
7002680
7002050
132833
839632
7000745
7002071
7002104
7002116
7002119
7002053
7002061
7002051
132833
7000745
7002366
7003235
7002116
7002119
7002048
7002158
7003060
132833
.—
7000745
7002366
7003235
7002116
7002119
7003143
7003079
7003152
132833
839632
7000745
7002071
7002104
7002793
7002119
7002053
7002061
7003160
132833
7000745
7002366
7003235
7002793
7002119
7003143
7003079
7003863
120221
839632
7003823
7002071
7002104
7003936
7003838
7004338
7003922
7003864
120221
7003823
7002366
7004531
7003936
7003838
7004337
7003921
7003865
120221
839632
7003823
7002071
7002104
7003933
7003838
7004338
7003922
7003986
120221
7003823
7002366
7004521
7003936
7003838
7004505
7004523
7004475
120221
839632
7003823
7002071
7004517
7003936
7003838
7004669
7004512
7004476
120221
7003823
7002366
7004572
7003936
7003838
7004668
7004571
7004477
120221
839632
7003823
7002071
7004517
7003933
7003838
7004669
7004512
7004495
120221
7003823
7002366
7004521
7003933
7003838
7004505
7004523
Carburetor No.
Gasket
Air Horn
42
Jet—Main
Metering
(Lean)
43
Jet—Main
Metering
(Std.)
43
Float Bowl
Assy.
44
Heat Insulator
Throttle
Return
Check Assy.
Screw— Throttle Return Check Assy.
Gasket Kit
Repair Kit
7001374
7002799
7002651
7002652
7002889
3692797
7002377
7001377
7002050
7002799
7002650
7002651
7002889
3692797

7002377
7002379
7002051
7002799
7002657
7002658
7002890
3692799
7002377
7002378
7003060
7002894
7002657
7002658
7002890
3692799
7003220
7003234
7001386
7001387
7003152
7002 799
7002650
7002651
7002889
3692797
7002377
7002379
7003160
7002894
7002657
7002658
7002890
3692799
7003220
7003234
7001386
7001387
7003863
7003819
7002650
7002651
7004321
3692797
7004335
7004363
7003864
7003819
7002657
7002658
7004320
3692799
7004335
7004363
7003865
7003819
7002650
7002651
7004321
3692797
7004335
7004363
7003986
7004480
7001860
7002656
7004506
3692799
7003220
7003234
7004595
7004363
7004475
7003819
7002651
7002652
7004733
3692797

7004335
7004363
7004476
7003819
7002658
7002659
7004506
3692799
7004335
7004363
7004477
7003819
7002651
7002652
7004733
3692797
7004335
7004363
7004495
7004480
7001860
7002656
7004506
3692799
7003220
7003234
7004595
7004363
CO, WD, 131, 149, 9X, 9FR
R.P. FORM F-1109

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