Seawater Supply System; Specifications - Mercury MerCruiser Product Applications Manual

Seawater Supply System

Specifications

SEAWATER SUPPLY HOSE
Seawater inlet hose
Seawater pickup
Seacock (optional)
Sea strainer (optional)
SEAWATER INLET
Maximum water inlet restriction
SEAWATER FLOW
Inboard
Models
350 Mag MPI
350 Mag MPI
Horizon
MX 6.2 MPI
MX 6.2 MPI
Horizon
8.1S Horizon
8.1S HO
Tow Sports
Models
350 Mag MPI
Black Scorpion
MX 6.2 Black
Scorpion
COLLECTING SEAWATER PRESSURE DATA
IMPORTANT: For models equipped with a seawater pressure transducer, collect the
seawater pressure data using a Computer Diagnostic System (CDS).
Computer Diagnostic System (CDS)
IMPORTANT: On inboard models, the seawater pressure data is to be collected within
152 mm (6 in.) of the seawater pump outlet.
90-863758060 AUGUST 2006
See Seawater Inlet Restriction Test; Collect data at the seawater pump inlet (vacuum).
See Seawater Supply Test; Collect data within 152 mm (6 in.) of the seawater pump outlet.
Cooling
Closed Cooling
System
See Seawater Supply Test; Collect data within 152 mm (6 in.) of the seawater pump outlet.
Cooling
5.7L
Closed Cooling
System
Seawater Supply Hose Specifications
32 mm (1-1/4 in.) I.D. (wire reinforced)
Low restriction with 32 mm (1-1/4 in.) connections
Seawater Inlet Specifications
Seawater Flow Specifications
Seawater Pickup RPM
Through-Hull 4000
Seawater Flow Specifications
Seawater Pickup RPM
Through-Hull 4000
Cooling System
17 kPa (2.5 psi)
Minimum Flow liter
Minimum kPa (psi)
(gallon) per minute
106 liter (28 GPM) 138 kPa (20 psi)
76 liter (20 GPM) 75 kPa (11 psi)
Minimum Flow liter
Minimum kPa (psi)
(gallon) per minute
65 liter (17 GPM) 42 kPa (6 psi)
Order through SPX
Page 7A-3