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Force

Force outboards represent a significant era in marine history, beginning as Chrysler Marine before being acquired by US Marine (Bayliner) and eventually Mercury Marine.

The brand was distinctive for its 'simple is better' philosophy, utilizing proven mechanical designs that avoided the complexity of emerging electronic systems. Force engines were designed to be lightweight and affordable, making boat ownership accessible to a much wider audience in the 1980s and 90s. While they lacked the sophisticated features of flagship brands, their straightforward carburation and ignition systems made them easy for owners to understand and repair. Today, Force engines are popular among vintage boaters and budget-conscious buyers who appreciate their mechanical honesty and compatibility with many legacy Chrysler parts. They stand as a testament to an era where rugged, affordable power was the primary requirement for a day on the water.

Technical Authority Verified manufacturer specifications and historical performance data for the Force fleet.
Model Year HP Stroke Service Data Cyl. Displ. Fuel System Weight Gear Ratio Status
2hp (2-Stroke) 1990 2 2-stroke ✓ Verified 1 cyl 40 cc Carbureted 11 kg 1.85 Discontinued
4hp (2-Stroke) 1990 4 2-stroke ✓ Verified 1 cyl 85 cc Carbureted 15 kg 1.65 Discontinued
5hp (2-Stroke) 1990 5 2-stroke ✓ Verified 1 cyl 105 cc Carbureted 18 kg 1.92 Discontinued
9.9hp (2-Stroke) 1990 9.9 2-stroke ✓ Verified 2 cyl 212 cc Carbureted 31 kg 2.0 Discontinued
15hp (2-Stroke) 1990 15 2-stroke ✓ Verified 2 cyl 212 cc Carbureted 31 kg 2.0 Discontinued
25hp (2-Stroke) 1990 25 2-stroke ✓ Verified 2 cyl 496 cc Carbureted 44 kg 1.92 Discontinued
35hp (2-Stroke) 1990 35 2-stroke ✓ Verified 2 cyl 580 cc Carbureted 54 kg 1.93 Discontinued
40hp (2-Stroke) 1995 40 2-stroke ✓ Verified 2 cyl 588 cc Carbureted 70 kg 2.00:1 Discontinued
50hp (2-Stroke) 1996 50 2-stroke ✓ Verified 2 cyl 820 cc Carbureted 72 kg 2.00:1 Discontinued
70hp (2-Stroke) 1995 70 2-stroke ✓ Verified 3 cyl 985 cc Carbureted 104 kg 1.64:1 Discontinued
75hp (2-Stroke) 1996 75 2-stroke ✓ Verified 3 cyl 983 cc Carbureted 122 kg 2.33:1 Discontinued
90hp (2-Stroke) 1995 90 2-stroke ✓ Verified 3 cyl 1622 cc Carbureted 129 kg 1.93:1 Discontinued
120hp EFI 1998 120 2-stroke ✓ Verified 4 cyl 1603 cc EFI 138 kg 2.00:1 Discontinued
120hp (2-Stroke) 1995 120 2-stroke ✓ Verified 4 cyl 1688 cc Carbureted 137 kg 1.93:1 Discontinued
150hp (5-Cyl 2-Stroke) 1994 150 2-stroke ✓ Verified 5 cyl 1975 cc Carbureted 136 kg 1.93:1 Discontinued