Specifications

GENERAL INFORMATION

48 eng

Recording Serial Number

It is important to record this number for future reference. The

serial number is located on the outboard as shown.

a - Serial number

b - Model designation

c - Year manufactured

d - Certified Europe Insignia (as applicable)

250 OptiMax Specifications

Models

250

Cylinder configuration 60° V6

Kilowatts/horsepower 184/250

Number of cylinders 6

Idle RPM 575 RPM

Full throttle RPM range 5500–6000 RPM

Overspeed rev limit 6300 RPM

Neutral rev limit 2250 RPM

Engine displacement 3032 cc (185 in³)

Cylinder bore 92.075 mm (3.625 in.)

Stroke 76.2 mm (3.0 in.)

Recommended spark plugs

NGK IZFR6J‑11

NGK IZFR6J

Spark plug gap 1.09 mm (0.043 in.)

Firing order 1‑2‑3‑4‑5‑6

23884

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XXXXXXX

XXXXX XX

Me rcury

Marine

Serial Number

Brunswick Corp.

Made in Japan

XXXX XXX

HP XXX

LB XXX

KG XXX

KW XXX

Model Number