Force Technical Database

Force 120hp (2-Stroke)

120 HP 1995 2-Stroke Discontinued ✓ Service Data Verified

General Specifications

HP / kW 120 HP / 89.4 kW
Displacement 1688 cc (103.0 cu in.)
Cylinders 4 (Inline)
WOT RPM 4750 - 5250
Weight 137 kg / 302 lbs

Drive & Lower Unit

Gear Ratio 1.93:1
Shaft Length 20, 25

Electrical System

Alternator Output 192 Watts
Starting System Electric

Technical Maintenance Toolkit

Verified service specifications for the Force 120hp (2-Stroke) (1995)

Lubrication

Engine Oil
TC-W3 (50:1)
Gearcase Lube 665 ml

Ignition System

Spark Plug
NGK BUZHW
Gap Setting 0.030"
Firing Order 1-2-3-4

Performance Specs

Idle RPM 700 ± 50
WOT Range 4750-5250
Alternator 192W

Standard Maintenance Intervals

20H Break-in Service
100H Annual Tune-up
300H Water Pump & Seals

Identification

The serial number for the Force 120hp (2-Stroke) is typically found on a plate located on the transom bracket.

Maintenance Compatibility

These models share common service parts with the Force 120hp (2-Stroke):

Model Evolution

History of the Force 120HP series over the years:

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Reference Data

Information compiled from Force Marine factory service manuals and original sales literature published in 1995.

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