Transom Gasket and Seal Chart

Below are part numbers for Mercruiser Transom & Bell Housing Repairs.

If you're looking for a complete kit to seal your Bravo or Alpha transom view our Transom/Gimbal Seal Repair Kits page

 

Model Year Range Serial # Range Bell Housing Gasket Set Bell Housing O-Ring Bell Housing Rubber Seal Transom Seal Repair Kit Transom Seal/Gasket
60/80/90 1965-1966 1830753 - 2063740 N.L.A. N.L.A. N.L.A. N/A N.L.A.
I 1963 1534570 - 1684187 N.L.A. 25-33504 N/A N/A 27-70974
IA/IB/IC & EZ-Shift 1964-1966 1684188 - 2065186 27-35996A1 25-33504 27-35982 N/A 27-70974
120/140 1967-1973 2062141 - 3780849 27-64818Q4 25-33504 27-35982 N/A 27-70974
120/140 1974-1977 3780850 - 4893634 27-64818Q4 25-33504 27-35982 N/A 27-65373
120/140 1978-1982 4893635 - 6225576 27-64818Q4 25-33504 27-35982 N/A 65533A1
470/485 1976-1982 4208730 - 6225575 27-64818Q4 25-33504 27-35982 N/A 65533A1
160/165 1967-1973 2065190 - 3780849 27-64818Q4 25-33504 27-35982 N/A 27-70974
165 1974-1977 3780850 - 4890459 27-64818Q4 25-33504 27-35982 N/A 27-65373
165 1978-1981 4890460 and up 27-64818Q4 25-33504 27-35982 N/A 65533A1
888 1971-1977 3106717 and up 27-64818Q4 25-33504 27-35982 N/A 27-65373(3)
888 1974-1977 3106717 and up 27-64818Q4 25-33504 27-35982 N/A 65533A1(4)
225/233 1974-1977 3856268 and up 27-64818Q4 25-33504 27-35982 N/A 27-65373(3)
225/233 1974-1977 3856268 and up 27-64818Q4 25-33504 27-35982 N/A 65533A1(4)
898/228 1977-1982 4782330-6225576 27-64818Q4 25-33504 27-35982 N/A 65533A1
250/260 1977-1982 4791300-6225576 27-64818Q4 25-33504 27-35982 N/A 65533A1
R, MR, Alpha One 1983-1990 6225577-0D469858 27-94996Q2 25-33504 27-35982 30-803097T1(2) 65533A1
R, MR, Alpha One 1983-1990 6225577-0D469858 27-94996Q2 25-33504 27-35982 30-803098T1(1) 65533A1
Alpha One SS 1986-1989 0A545004 and up 27-94996Q2 25-33504 27-35982 30-803097T1(2) 65533A1
Alpha One SS 1986-1989 0A545004 and up 27-94996Q2 25-33504 27-35982 30-803098T1(1) 65533A1
Alpha One Gen II 1991-2019 0D469859 and up 27-94996Q2 25-33504 27-35982 30-803099T1 43713
Bravo I/II/III 1988-2019 0B664190 and up 16755Q1 25-45710 N/A 8M0095485 43713
Blackhawk 1994-1995 0F186717 and up 16755Q1 25-45710 N/A 8M0095485 43713
II 1962-1969 1474909-2671321 N/A N/A N/A N/A N.L.A.
III 1968-1972 2373127-3002613 N/A 25-31534 N/A N/A 27-47366T
215E/H 1970-1972 2782203-2915034 27-54014Q1 N/A N/A N/A 27-47366T
TR/TRS 1973-1993 3377316 and up 27-54014Q1 N/A N/A N/A 27-47366T
(1) With exhaust tube
(2) With exhaust bellows
(3) Gimbal ring without trim sender
(4) Gimbal ring with trim sender