MAINTENANCE
SERVICE MANUAL NUMBER 24
Engine and Tune-Up Specifications (Continued)
SKI (Inboard)
BLACK
SCORPION
SKI
350
MAG MPI
SKI
Model
5.7L SKI
Propshaft HorsePower
(SAV1 Rating)
260
194
1
1
3001
2241
3151
Propshaft Kilowatts
(SAV1 Rating)
2351
Number of Cylinders
Displacement
V-8
350 cid (5.7 l)
Bore / Stroke - in. (mm)
Compression Ratio
4.00 x 3.48 in. (101.6 x 88.4 mm)
9.4:1
Compression Pressure
Idle rpm In Neutral3
Minimum100 psi (690 kPa)7
650 rpm5
4400 - 4800
600 rpm6
Maximum rpm (at WOT)3
4600 - 5000
4800 - 5200
Oil Pressure (at 2000 rpm)
Minimum Oil Pressure (at Idle)
Fuel Pressure (1800 rpm)
Electrical System
Minimum 30 psi (207 kPa)
4 psi (28 kPa)
3-7 psi (21-48 kPa)
30 psi (207 kPa)
12 V Negative (–) Ground
Minimum Battery Require-
ments
375 cca / 475 mca /
90 Ah
550
cca / 700 mca / 120 Ah
Firing Order
1-8-4-3-6-5-7-2
AC - MR43LTS
NGK - BPR6EFS
Champion - RS12YC
Spark Plug Type
Spark Plug Gap
.045 in. (1.1 mm)
Timing (at idle rpm)
Preliminary Idle Mixture
Thermostat
10° BTDC4
8° BTDC4
Does Not Apply
160° F (71°C)
1 1/4 Turns
1
2
Power Rated in Accordance with NMMA (National Marine Manufacturers’ Association) rating procedures.
Power Rated in Accordance with SAV1 rating procedures. This rating procedure is used to certify that the
engine complies with “Stage 1” Bodensee and Swiss Regulations. Horsepower differences shown result from
differences in test rpm, allowable test tolerances, and/or installation of special kit components.
3
Measured using an accurate service tachometer with engine at normal operating temperature.
4
Timing must be set using a special procedure as outlined in the appropriate section of this manual. Timing can-
not be properly set using the conventional method.
A special procedure must be followed to adjust idle rpm. Consult your Authorized Mercury MerCruiser Dealer
before attempting this procedure.
5
6
Idle speed on EFI models is not adjustable.
7
Minimum recorded compression in any one cylinder should not be less than 70 percent of the highest recorded
cylinder.
8
Serial Number Break 65Amp starts at OL619000 and up.
Index
Page 1B-10
90-861327--1 OCTOBER 1999
| Categories | Mercury MerCruiser Manuals |
|---|---|
| Tags | Mercury MerCruiser 305 CID, Mercury MerCruiser 350 CID |
| Model Year | 1998, 1999, 2000, 2001 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
(1 votes, average: 4 out of 4)
Marine readers have rated Mercury MerCruiser Engines Service Manual Number 24 GM V-8 305 CID 350 CID 4.0 out of 4.0 based on 1 product reviews. Great performance engine.
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