UNIT OF MEASUREMENT
In. (mm)
ALL MEASUREMENTS ARE ± 1/64 In. (0.4 mm).
MCM Carburetor Adjustment Specifications
Engine Model
7.4L / 7.4L Bravo Three
454 Bravo
502 Bravo
Carburetor Manufacturer
Number
9772, 9777
9779S, 9780S
9776, 9776SA,
9776SB
9773,
9779S
Float Level
1-9/32 in. (33 mm)
2 in. (51 mm)
Float Drop
Pump Rod Hole Location
Accelerator Pump
Choke Pull-Off
Choke Coil Rod
Third Hole From End
7/16 in. (11 mm) 1
15/64 in. (6 mm)
Top Of Rod Even With Bottom Of Lever Hole 2
Preliminary Mixture Idle
Screw Setting
1-1/4
Turns
MIE Carburetor Adjustment Specifications
Engine Model
Carburetor Manufacturer Number
Float Level
7.4L
8.2L
9772, 9780S
9774, 9776, 9776S, 9776SB
1-9/32 in. (33 mm)
2 in. (51 mm)
Float Drop
Pump Rod Hole Location
Accelerator Pump
Choke Pull-Off
Third Hole From End
7/16 in. (11 mm) 1
15/64 in. (6 mm)
Choke Coil Rod
Top Of Rod Even With Bottom Of Lever Hole 2
Preliminary Mixture Idle
Screw Setting
1-1/4
Turns
1
Measured from top of carburetor to bottom of S-link
Remove choke rod from lever hole. Choke held closed and choke rod pushed down with top edge of rod even
with bottom edge of hole.
2
Index
90-823224--2
796
WEBER 4 BARREL CARBURETOR - 5B-5
| Categories | Mercury MerCruiser Manuals |
|---|---|
| Tags | Mercury MerCruiser 454 CID, Mercury MerCruiser 502 CID |
| Model Year | 1993, 1994, 1995, 1996, 1997 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
(4 votes, average: 4.5 out of 5)
Marine readers have rated 1993 1997 Mercury-MerCruiser GM V8 454 CID 7.4L and 502 CID 8.2L Marine Engines Service Manual Number 16 4.5 out of 5.0 based on 4 product reviews. Hugely helpful service manual! Perfect. Thank you!
Manuals are all Important for Technician
This book is invaluable if you do your own repairs. Great book.
Could not find a copy until a search brought me here.
Excellent print.
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