Water Pressure Chart
This chart lists typical water pressure readings for
2012 model outboards for boat speeds up to
50 mph (80 kph/43 knots). Water pressure read-
RPM
Idle
1000
Model
4-5
5-6
40–65 HP
(27-34)
(34-41)
5-6
10-11
75–90 HP
(34-41)
(68-75)
115–130 HP
5-6
9-10
60° V4
(34-41)
(62-68)
150–200 HP
4-5
9-11
60° V6
(27-34)
(62-75)
200–250 HP
3-5
7-9
1
(27-34)
(48-62)
90°V6 (3.3L)
250–300 HP
4-6
7-11
1
(27-41)
(48-75)
90°V6 (3.4L)
Notes:
1. Water pressure readings in excess of 40 psi (275 kpa) are possible for these models at boat speeds above 50 MPH
(80 KPH/43 knots).
1500
2000
2500
Water Pressure (psi/kpa)
7-9
10-11
14-15
(48-62)
(68-75)
(96-103)
12-14
15-17
16-18
(82-96)
(103-117)
(110-124)
12-14
15-17
18-20
(82-96)
(103-117)
(124-137)
14-16
17-19
19-21
(96-110)
(117-131
(131-144)
8-10
9-11
10-12
(55-68)
(62-75)
(68-82)
9-12
10-14
12-15
(62-82)
(68-96)
(82-103)
WATER TEST AND FINAL ADJUSTMENTS
ings can vary depending on water screen type,
hull design, set up, and operating conditions.
3000
3500
4000
15-17
16-18
16-18
(103-117)
(110-124)
(110-124)
16-18
13-15
15-17
(110-124)
(89-103)
(103-117)
20-21
20-22
21-23
(137-144)
(137-151)
(144-158)
20-22
20-22
21-23
(137-151)
(137-151)
(144-158)
11-13
12-14
13-15
(75-89)
(82-96)
(89-103)
14-16
15-18
16-19
(96-110)
(103-124)
(110-131)
PREDELIVERY
4500
5000
5500
14-16
12-14
10-12
(96-110)
(82-96)
(68-82)
16-18
19-21
20-22
(110-124)
(131-144)
(137-151)
21-23
21-23
21-23
(144-158)
(144-158)
(144-158)
22-24
23-25
24-26
(151-165)
(158-172)
(165-179)
14-16
15-17
16-18
(96-110)
(103-117)
(110-124)
18-20
18-25
20-30
(124-137)
(124-172)
(137-207)
89
5