IGNITION SYSTEM
SERVICE MANUAL NUMBER 26
Specifications
Timing
Timing (At Idle rpm)1
1° BTDC2 / 1° ATDC3 / 2° ATDC4
1
Timing must be set using a special procedure as outlined in this section. Timing cannot be properly set using
the conventional method.
2
3
4
Serial number break: 0L096999 and below
Serial number break: 0L097000 - 0L0340999
Serial number break: 0L341000 and above.
Spark Plugs
Spark Plug Gap
3.0L
.035 In. (0.9 mm)
AC-MR43LTS
NGK-BPR6EFS
Champion RS12YC
GM 4-Cylinder In-line Firing
50683
Firing Order 1-3-4-2
Index
Page 4B-4
90-861329--1 MARCH 1999
Product Specification
Categories | Mercury MerCruiser Manuals |
---|---|
Tags | Mercury MerCruiser 181 CID |
Model Year | 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 |
Download File |
|
Document File Type | |
Copyright | Attribution Non-commercial |
Thanks for sharing this material. Helps a lot after suffering with bad mechanics. spend too much money and nothing very good
great manual, makes impossible jobs possible. without a manual you can not do the job, a must have.
Great resource. Excellent information provided.
Need help to install automate choke
Need help to instal automate choke