Powerhead Specifications; Cooling System Specifications; Wear Ring/Impeller Specifications - Mercury 200 OptiMax Jet Drive Service Manual

Specifications

Powerhead Specifications

Number of cylinders
Displacement
Stroke
Standard cylinder bore diameter
Cylinder bore maximum taper (service)
Cylinder bore maximum out of round (service)
Oversize cylinder bore diameter ‑ 0.038 mm (0.015 in.)
Cylinder liner type
Compression
Crankshaft
Maximum runout
Piston type
Piston skirt standard diameter
Piston skirt oversize diameter ‑ 0.038 mm (0.015 in.)
Reed stand open (maximum)
Water pressure
At 900–1000 RPM
At 5500 RPM (boat on plane)

Cooling System Specifications

Water pressure
At 900–1000 RPM
Temperature sensor
Between black and each tan/black wire
Between each lead and ground

Wear Ring/Impeller Specifications

Wear ring bore diameter
Impeller outside diameter
Clearance between wear ring and impeller
1. When performing cylinder compression test, place lanyard switch in the "OFF" position to prevent operation of direct injectors or remove fuse
controlling fuel and direct injectors.
Page 1A-6
Powerhead Specifications
Cooling System Specifications
Wear Ring/Impeller Specifications
6
2.5 liter (153 in³)
67.3 mm (2.65 in.)
88.925 mm (3.501 in.)
0.076 mm (0.003 in.)
0.076 mm (0.003 in.)
88.963 mm (3.516 in.)
Cast iron
620–758 kPa (90–110 psi)
0.152 mm (0.006 in.)
Aluminum
88.6968–88.7222 mm (3.492–3.493 in.)
88.0778–89.1032 mm (3.507–3.508 in.)
0.51 mm (0.020 in.)
1.4–41 kPa (0.2–0.6 psi)
69–103 kPa (10–15 psi)
1.4–41 kPa (0.2–0.6 psi)
Refer to Temperature Sensors
Refer to Temperature Sensors
184.73–184.98 mm (7.273–7.283 in.)
183.52–183.77 mm (7.225–7.235 in.)
0.96–1.47 mm (0.038–0.058 in.)
90-8M0050731 MAY 2011
1.