Sierra Marine Parts Catalog

815 I/O — MERCRUISER - Drive System Stern Drive Model Beginning Serial # Ending Serial # Bell Housing Gasket Bell Housing O-Ring Bell Housing Rubber Gasket U-Joint O-Ring (2 Required) Gasket Set 255 TRS 3377316 4203749 18-2847 18-7175 — — 18-2620 260 4898730 6225576 18-2820 18-7170 18-2840 18-7153 18-2614 260 6225577 UP 18-2743 18-7170 18-2840 18-7153 18-2619-1 260 6225577 UP 18-2743 ➂ 18-7170 18-2840 18-7153 18-2619-1 280 TRS 4203750 4895399 18-2847 18-7175 — — 18-2620 470 4208730 6225576 18-2820 18-7170 18-2840 18-7153 18-2614 470 6225577 UP 18-2743 18-7170 18-2840 18-7153 18-2619-1 470 6225577 UP 18-2743 ➂ 18-7170 18-2840 18-7153 18-2619-1 485 4893835 UP 18-2820 18-7170 18-2840 18-7153 18-2614 488 6225577 UP 18-2743 18-7170 18-2840 18-7153 18-2619-1 488 6225577 UP 18-2743 ➂ 18-7170 18-2840 18-7153 18-2619-1 888 3106717 UP 18-2820 18-7170 18-2840 18-7153 18-2614 898 4782330 6225576 18-2820 18-7170 18-2840 18-7153 18-2614 898 6225577 UP 18-2743 18-7170 18-2840 18-7153 18-2619-1 898 6225577 UP 18-2743 ➂ 18-7170 18-2840 18-7153 18-2619-1 R/MR/Alpha One 6225577 UP 18-2743 18-7170 18-2840 18-7153 18-2619-1 R/MRAlpha One 6225577 up 18-2743 ➂ 18-7170 18-2840 18-7153 18-2619-1 Bravo (I/II) B664190 UP 18-2516 — — 18-7153 18-2615 TR-TRS 4794900 UP 18-2847 18-7175 18-2847 18-7153 ➁ 18-2620 ➀ Hydraulic Shift Only ➁ Borg Warner Transmission Only ➂ For housing with oil reservoir check valve