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Parts & Diagrams

ENGINE SPECIFICATIONS FOR 4WA9291TH

Parts Group:
525 EFI

Service Manuals

SERVICE MANUAL [525 EFI DIAGNOSTICS MANUAL] 843188

Service Manual 843189

Service Manual 8M8021132

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SERVICE MANUAL [MERCRUISER AND MERCURY RACING SERVICE MANUAL INDEX] 862315010

SERVICE MANUAL [MERCRUISER AND MERCURY RACING (STERNDRIVE) SERVICE MANUAL INDEX] 90-8M0063935

TECHNICIANS HANDBOOK [525 EFI WIRING DIAGRAM] 843226

SERVICE MANUAL [HP525 EFI MANUALS AND RESOURCES] INDEX

SERVICE MANUAL [525 EFI 502 CID/8.2 LITER SERVICE MANUAL] INTRO

SERVICE MANUAL ["SPORT] 842009

SERVICE MANUAL [SUPER SPEEDMASTER FOUR (IV) & SIX (VI) GEARCASE SERVICE MANUAL] FRONT MATTER

SERVICE MANUAL [REMOTE CONTROLS] 8M0093272

TECHNICIANS HANDBOOK [SMARTCRAFT NETWORK APPLICATION AND DIAGNOSTIC MANUAL] 8M0107939

INSTALLATION INSTRUCTION [VI DRIVE INSTALLATION MANUAL] 846666R3

INSTALLATION INSTRUCTION [525 EFI BRAVO INSTALLATION MANUAL] 840687032

INSTALLATION INSTRUCTION [525 EFI INSTALLAION MANUAL] 840987030

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INSTALLATION INSTRUCTION [BRAVO XR DRIVE ITS INSTALLATION MANUAL] 841008030

INSTALLATION INSTRUCTION [ITS INSTALLATION MANUAL] 841008031

INSTALLATION INSTRUCTION [525 EFI VI DRIVE INSTALLATION MANUAL] 841197030

INSTALLATION INSTRUCTION [525 EFI BRAVO INSTALLATION MANUAL] 840987040

INSTALLATION INSTRUCTION [525 EFI BRAVO INSTALLATION] 840987041

INSTALLATION INSTRUCTION [INTEGRATED TRANSOM BRAVO INSTALLATION] 841008041

INSTALLATION INSTRUCTION [VI DRIVE INSTALLATION MANUAL] 846666004

INSTALLATION INSTRUCTION [BRAVO ITS INSTALLATION MANUAL] X841008040

INSTALLATION INSTRUCTION [HP525 EFI BRAVO] 840987050

INSTALLATION INSTRUCTION [525 BRAVO INSTALLATION MANUAL] 840987060

INSTALLATION INSTRUCTION [HP525 EFI BRAVO POWER PACKAGE INSTALATION MANUAL] 8M8000009

INSTALLATION INSTRUCTION [MERCURY RACING OEM WATER TEST FORM] 8M8020351

INSTALLATION INSTRUCTION [SMARTCOMM DATA FORM] 8M8020352

INSTALLATION INSTRUCTION [90-842951R01 SMARTCRAFT AND ANALOG GAUGE CONNECTIONS FOR K-PLANES WITH DIGITAL TRIM SENDERS] 842951R01

INSTALLATION INSTRUCTION [502 CU. IN. HEAD GASKET KIT] 841941R01

INSTALLATION INSTRUCTION [811573A03 CIRCULATING PUMP INSTALLATION INSTRUCTIONS] 8M8021202

INSTALLATION INSTRUCTION [PARTIAL LONG BLOCK INSTRUCTION SHEET] 8M8022110

INSTALLATION INSTRUCTION [INSTRUCTIONS FOR REPLACING THE OIL FILTER ADAPTOR] 8M8022112

FLAT RATE MANUAL [MERCURY RACING STERNDRIVE FLAT RATE MANUAL] 848558061

Service Bulletins

CDS G3 2018 UPDATE 6?MULTIPLE USER ISSUE SERVICE-2018-01 01-JAN-2018

REMOVAL OF MANUFACTURE YEAR ON SERIAL NUMBER DECAL SERVICE-2017-01 01-JAN-2017

NEW MERCURY RACING STERNDRIVE REGISTRATION POLICY SERVICE-2017-04 01-JAN-2017

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NEW MERCURY RACING OUTBOARD REGISTRATION POLICY SERVICE-2017-05 01-JAN-2017

DIAGNOSTIC TOOL UPDATE - CDS G3 2018 [OEM BULLETIN] OEM-2017-08 01-JAN-2017

DIAGNOSTIC TOOL UPDATE - CDS G3 2018 SERVICE-2017-09 01-JAN-2017

USE OF CAUSTIC CLEANING CHEMICALS SERVICE-2016-05 01-JAN-2016

MERCURY RACING PROPELLER FAILURES AND GUIDELINES?RACING STERNDRIVE 520?1650 [OEM BULLETIN] OEM-2016-02 01-JAN-2016

MERCURY RACING PROPELLER FAILURES AND GUIDELINES?RACING STERNDRIVE 520?1650 SERVICE-2016-02 01-JAN-2016

USE OF CAUSTIC CLEANING CHEMICALS [OEM BULLETIN] OEM-2016-05 01-JAN-2016

WARRANTY AND PREPARATION OF NEW, UNSOLD, NONCURRENT PRODUCT SHS-14-05 08-SEP-2014

"WARRANTY AND PREPARATION OF NEW [OEM BULLETIN] OEM-2014-04 01-JAN-2014

OCTANE REQUIREMENTS SERVICE-2014-03 01-JAN-2014

HYDRAULIC AND POWER STEERING HOSES [OEM BULLETIN] OEM-2013-02 01-JAN-2013

HYDRAULIC AND POWER STEERING HOSES SERVICE-2013-02 01-JAN-2013

GEAR HOUSING MODIFICATIONS SERVICE-2013-04 01-JAN-2013

CONNECTING ROD BOLT TORQUE PROCEDURE CHANGE SHS-12-02 12-MAR-2012

DIAGNOSTIC TOOL UPDATE - CDS SOFTWARE VERSION 9 SERVICE-2012-03 01-JAN-2012

DIAGNOSTIC TOOL UPDATE . CDS SOFTWARE VERSION 9 SERVICE-2012-03 01-JAN-2012

OFFICIAL RECALL NOTIFICATION U.S. FEDERAL BOAT SAFETY ACT POWER STEERING TILT HELM SERVICE-2012-06 01-JAN-2012

MERCURY RACING DIVISION REFRESH PROGRAM LIMITED WARRANTY SERVICE-2012-07 01-JAN-2012

UPDATING THE SWEEPER HEADERS SHS-10-01 07-JAN-2011

DIAGNOSTIC TOOL UPDATE - CDS G3 SOFTWARE VERSION 1.3 SERVICE-2011-07 01-JAN-2011

PREMIUM THROTTLE AND SHIFT CABLE WITH PARTIAL OR MISSING CRIMP [OEM BULLETIN] OEM-2010-01 01-JAN-2010

OPERATING IN OIL-CONTAMINATED WATERS [OEM BULLETIN] OEM-2010-06 01-JAN-2010

OPERATING IN OIL-CONTAMINATED WATERS SERVICE-2010-09 01-JAN-2010

OPERATING IN OIL-CONTAMINATED WATERS SERVICE-2010-09 01-JAN-2010

NXT TRANSMISSION SHS-09-01 16-FEB-2009

WARRANTY & PREPARATION OF NEW, UNSOLD, NON-CURRENT PRODUCT SHS-08-04 13-JAN-2009

IMPROPER OVERCURENT PROTECTION ON STARTER & ALTERNATOR CIRCUITS SHS-08-05 06-JAN-2009

EXHAUST SYSTEM REQUIREMENTS SHS-08-02 02-SEP-2008

WARRANTY REGISTRATION SHS-08-03 15-JUL-2008

WARRANTY REGISTRATION OF SOLD MERCURY ENGINES [OEM BULLETIN] OEM-2008-03 01-JAN-2008

CYLINDER HEAD BOLT REPLACEMENT SHS-05-06 21-SEP-2005

BRAVO THREE XR PROPELLERS SHS-04-09 05-JAN-2005

INCORRECT SPARK PLUG LISTING SERVICE-2005-07 01-JAN-2005

PCM CALIBRATION CHANGE FOR HP525 EFI SHS-04-04 29-JUL-2004

BRAVO SPLASH PLATE SHS-03-05 25-FEB-2004

MAXIMUM DIAMETER PROPELLER-SHORT SPORTMASTER BRAVO DRIVE SHS-04-01 28-JAN-2004

525 EFI SPECIFICATIONS BULLETIN SHS-02-07 21-AUG-2002

HYDRAULIC VALVE LIFTER ADJUSTMENT SHS-02-06 02-AUG-2002

NEW FOGGING PROCEDURE FOR GAS EFI/MPI ENGINES SHS-02-02 17-JUN-2002

CYLINDER HEAD GASKET AND TORQUE CHANGE [PARTS BULLETIN] PARTS-1998-03 01-JAN-1998

BRAVO I DRIVE WITH LOW WATER INLETS IN SHALLOW WATER [OEM BULLETIN] OEM-1997-05 01-JAN-1997

BRAVO DRIVE UNIT NOTICE [OEM BULLETIN] OEM-1993-01 01-JAN-1993

PRIMING 4-CYCLE ENGINES [OEM BULLETIN] OEM-1991-01 01-JAN-1991

Due to manufacturer policy OEM Mercury products can only be shipped to addresses within the United States.

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We offer shipping flat $3.95 shipping on ALL parts orders. (Complete Engines, Lower Units and Sterndrives excluded). In addition orders over $89 have reduced cost express shipping available in checkout.

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