Mercury 9.9 - Maintenance; Outboard Care; Selecting Replacement Parts for Your Outboard; EPA Emission Regulations

SPECIFICATIONS
90-827242R02 FEBRUARY 2003 Page 1A-5
CARBURETOR
SPECIFICATIONS
Type
Idle RPM (In Gear)
6
8
9.9/9.9 Sailpower
10 Sea Pro/Marathon
XR/MAG/Viking 10
15
Wide Open Throttle RPM
6
8
9.9/9.9 Sailpower
10 Sea Pro/Marathon
XR/MAG/Viking 10
15
15 Sea Pro/Marathon
Idle Mixture Screw (Initial Setting)
Float Setting (All Models)
Main Jet –
Thread size
6
8
9.9/9.9 Sailpower
10 Sea Pro/Marathon
XR/MAG 10
15
6
8
9.9/9.9 Sailpower
10 Sea Pro/Marathon
XR/MAG 10
15/Viking 10
15 Sea Pro/Marathon
Center Bowl, Integral Fuel Pump
650 ± 75
725 ± 50
725 ± 50
850 ± 50
725 ± 50
725 ± 50
4000 – 5000
4500 – 5500
5000 – 6000
5000 – 6000
5000 – 6000
5000 – 6000
5000 – 6000
Refer to Section 3 for Specifics
25.4 mm (1 in.)
10–32
1994 Model Year
.042
.046
.052
.064
.052
.066
1995 and Newer
.042
.046
.048
.052
.052
.072
.072
TIMING
SPECIFICATIONS
Idle
6
8/8 Sailmate
9.9/9.9 Sailpower
10 Sea Pro/Marathon
XR/MAG/Viking 10
15
15 Sea Pro/Marathon
Maximum BTDC @ 4500 RPM – All
Models
8° BTDC ± 1°
8° BTDC ± 1°
8° BTDC ± 1°
8° BTDC ± 1°
8° BTDC ± 1°
8° BTDC ± 1°
8° BTDC ± 1°
36° BTDC