Water Pump Gasket, upper.  Fits all Mercury 4 cyl. 65, 80, & 85 HP models, all 6 cyl. engines 1963 thru 1993, and fits MerCruiser I/R/MR/Alpha drives (s/n 2495186-0D469858).

Also fits Merc 110 jet, 140 jet, 175 pro, V115 DFI, V135, V135 DFI, V150 EFI, V15 DFI, V175 EFI, V175 DFI, V200, V200 EFI

Water Pump Gasket, lower. Fits all Mercury 4 cyl. 65, 80, & 85 HP models, all 6 cyl. engines 1963 thru 1993, and fits MerCruiser I/R/MR/Alpha drives (s/n 2495186-0D469858).

(was 27-856081)

GASKET - Mark 10, 15,28,25,30H,55H,35A,55,58,75,78 & Merc 100,150,200,250,1000,1100,1150,300,350,400,450,500,650 (3&4 cyl), 700 (6 cyl), 800, 850 (4&6cyl), 900 (6 cyl) & 950 (6 cyl)

GASKET - Mark 10, 15,28,25,30H,55H,35A,55,58,75,78 & Merc 100,150,200,250,1000,1100,1150,300,350,400,450,500,650 (3&4 cyl), 700 (6 cyl), 800, 850 (4&6cyl), 900 (6 cyl) & 950 (6 cyl)

Mark 75, 75A, 78, 78A, Merc 1000, 600 6 cyl, 650 4 cyl, 700 6 cyl, 800 6 cyl, 850 6 cyl

Merc 800 Direct Reversing and Full Gear Shift Models (Ser.# 1335465 thru 1460998)

Merc 850  (Ser.# 1460999 thru 1464948)