Mercruiser Manuals

These are the manuals that Mercruiser publishes and recommends for the proper maintenance of your engine and outdrive.
They cover the periodic mainenance and general kinds of repair that you would expect in a good workshop manual.

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Part Number Coverage Years Models
90-68648 Engines & Drives 1963-1973 All
90-68648 Engines & Drives 1963-1973 All
90-71707 Engines & Drives 1974-1977 All
90-95693 Engines 1978-1984 All 4, L6 & V8
90-86137 Sterndrives 1978-1982 MC 120 to 260
90-12935 Sterndrives 1978-1993 TR & TRS
90-129342 Sterndrives 1983-1990 R, MR, Alpha One & Alpha One SS
90-12410 Engines 1983-1993 GM V6
90-44553 Engines 1985-1989 Mercury Marine 4 Cyl.
90-44553 Engines 1985-1989 Mercury Marine 4 Cyl.
90-144991 Engines 1985-1988 GM V8
90-146931 Engines 1985-1989 GM 4 Cyl.
90-174314 Sterndrives 1988-1998 Bravo
90-8140991 Engines 1989-1993 Diesel, 5 & 6 Cyl.
90-816462 Engines 1990-1997 GM 4 Cyl.
90-8181772 Sterndrives 1991-Present Alpha One Gen II
90-816463 Engines 1989-1992 GM V8 (No Hi Perf.)
90-8232242 Engines 1993-1997 GM V8 454 & 502 CID (Gen V - Gen VI)
90-8232251 Engines 1993-1997 GM V8 305 & 350 CID (5.0L 93-95)
90-8232261 Engines 1993-1997 GM V6 Gen II Balance Shaft
90-823227 Engines 1994-1996 Diesel, V8, 7.3L (IDI)
90-823228 Sterndrive 1994-1998 Blackhawk
90-806934 Engines 1994 - Diesel, 5 & 6 Cyl. 3.0L, 3.6L & 4.2L (IDI)
90-860074 Engines 1997 - Diesel, D-Tronic 2.8L and 4.2L (DI)
90-8613261 Engines 1998 - GM V8 454 & 502 CID (Gen VI and L-29)
90-8613271 Engines 1998 - GM V8 305 & 350 CID
90-861327000 (Suppliment) Engines 1998 - GM V8 377 CID (6.2L)
90-8613281 Engines 1998 - GM V6
90-8613291 Engines 1998 - GM 4 Cyl.
90-861784 Engines 1998 - V-8 Diesel, D7.3L D-Tronic (DI)
90-861784990 (Suppliment) Engines 1998 - V-8Diesel D7.3L D-Tronic & D-Tronic LD
90-863160 Sterndrive 1999 - Bravo One-Two-Three & XZ/XR
90-860316 Engines All D1.7L DTI In-Line Diesel
90-863161 Engines 1998- 496 CID/8.1L Gasoline Engine
90-864260 Engines 2001- 5.0L (305), 5.7L (350), and 6.2L (377)
90-864261 Engines 2001- 4.3L (262)
90-8637571 Engines 2001- PCM555 Diagnostics
90-817110 Engines 1989-1992 Hi-Performance (Mark IV HP420/HP425/HP465, HP500 Bulldog, HP575)
90-815526 Sterndrives 1982 - III & II, III, IV & V SSM
90-849776 (Suppliment) Sterndrives All III A
90-8482941 Engines 1992-1998 Hi-Performance (Gen V HP425/HP450/HP465/HP500,Mark IV & Gen V HP525SC & HP600SC, HP 800SC)
90-848656 Sterndrives All VI & VII (Non Dry Sump)
90-840250 Sterndrives 1999- VI (Dry Sump)
90-840283 Engines 1999- HP500 EFI
90-840500 Engines 1999- HP377 EFI