3 cyl 70 HP (1987-89) 75 HP (1990-93) 80 HP (1987-89) 90 HP (1987-93) 4 cyl 100 HP (1989-93) 115 HP (1989-93) Ø 85 mm / 3.375” STD Connecting Rod: 646-818846. models: LoopCharge
2 cyl 35 HP (1984-89) 40 HP (1972-83) 3 cyl 40 HP (1990-97) 50 JET (1984-90) 50 HP / 60 HP (1984-90) 70 HP (1977-83) 4 cyl Inline 75 HP (1984-86) 80 HP (1978-83) 85 HP (1973-77)
6 cyl Inline 90 HP (1978-86) 115 HP (1984-88) 135 HP (1970-71) 140 HP (1978-80) 150 HP (1973-78)