Mercury MerCruiser Engines Service Manual Number 24 GM V-8 305 CID 350 CID

SERVICE MANUAL NUMBER 24
MERCARB 2 BARREL CARBURETOR
4.
Bend tang on throttle lever, if necessary, to obtain specified dimension.
b
a
72685
a  - Tang
b  - Throttle Lever
Initial Idle Speed and Mixture
IMPORTANT: The following adjustments will provide a sufficient idle speed and mix-
ture for starting engine. Final adjustments must be made with engine running.
1.
Loosen idle speed screw until it no longer contacts idle cam. Turn idle speed screw in
until it just contacts idle cam, then turn screw in an additional two turns.
b
a
72284
a  - Idle Speed Screw
b  - Idle Cam
IMPORTANT: DO NOT turn idle mixture needle tightly against seat (in  the following
step), as damage to seat and/or needle may result.
2.
Turn idle mixture needle in until lightly seated, then loosen needle 1-1/4 turns.
a
72281
a  - Idle Mixture Needle
90-861327--1
OCTOBER 1999
Page 5B-15
Product Specification
CategoriesMercury MerCruiser Manuals
Tags,
Model Year1998, 1999, 2000, 2001
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- 895 pages
Document File TypePDF
CopyrightAttribution Non-commercial
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Mercury MerCruiser Engines Service Manual Number 24 GM V-8 305 CID 350 CID SKU UPC Model
Fernando Woll on Dec 09, 2014. Boat Engine

Great performance engine.
Class 1


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