BRAND NEW

MERCURY QUICKSILVER OEM31-43012A04

Sold in packs of two units

This is a genuine Mercury Marine factory OEM part, not aftermarket

Superseded:31‑43012A1-43012A04-844338A01-8M0235070

The Mercury Marine part number 31-43012A04 is a connecting rod bearing kit (needle bearing and cage set) used in various 2-stroke Mercury and Mariner outboard engines, specifically in The Mercury Marine part number 31-43012A04 is a connecting rod bearing kit (needle bearing and cage set) used in various 2-stroke Mercury and Mariner outboard engines, specifically in 3-cylinder and V6 models that use 3.0L powerheads. that use 3.0L powerheads.

Key Features

OEM Mercury part number: 31-43012A04
Type: Connecting Rod Bearing / Bearing Assembly (Cage Kit)
Function: Reduces friction between connecting rod and crankshaft
Designed for high-load, high-RPM marine engines
Direct replacement for multiple superseded part numbers
Built for reliability and long-term durability

Includes:

Two needle-bearing cages

A set of cylindrical needle bearings (typically 16 per cage)

Function: Fits between the connecting rod and crankshaft, facilitating smooth rotational movement while withstanding engine loads

Compatible Engines & Serial Number Ranges

75 DFI (3 CYL.)(1.5L) - 1B417702 THRU 1B736885
80 JET - 0G760300 THRU 0T979999
80 JET - 0P017000 THRU 0P325499
80 JET - 0T980000 THRU 0T999999
80 JET - 1B000001 & Up
80 Jet (3 CYL.)(1.5L) - 1B586067 THRU 1B736885
90 DFI (3 CYL.)(1.5L) - 1B417702 THRU 1B736885
100 (4 CYL.) - 0G760300 THRU 0G965520
100 (4 CYL.) - 0P017000 THRU 0P058999
115 (4 CYL.) - 0G760300 THRU 0T979999
115 (4 CYL.) - 0P017000 THRU 0P325499
115 (4 CYL.) - 0P325500 & Up
115 (4 CYL.) - 0T980000 THRU 0T999999
115 (4 CYL.) - 1B000001 & Up
115 DFI (3 CYL.)(1.5L) - 1B417702 THRU 1B736885
125 (4 CYL.) - 0G760300 THRU 0T979999
125 (4 CYL.) - 0P017000 THRU 0P325499
125 (4 CYL.) - 0P325500 & Up
125 (4 CYL.) - 0T980000 THRU 0T999999
125 (4 CYL.) - 1B000001 & Up
200 (3.0L EFI) - 1B504989 & Up
200 (DFI) 3.0L - 1B504989 THRU 1B912785
200 PRO XS (DFI) 3.0L - 1B504989 THRU 1B912785
225 (3.0L EFI) - 1B504989 & Up
225 (DFI) 3.0L - 1B504989 & Up
250 (3.0L EFI) - 1B504989 & Up
250 (DFI) 3.0L - 1B528615 & Up

HP Range & Configuration Years

Mercury

3 Cyl 3.375 Bore Looper 70 1987-1990

3 Cyl 3.375 Bore Looper 75 1987-1993

3 Cyl 3.375 Bore Looper 80 1987-1990

3 Cyl 3.375 Bore Looper 90 1987-1993

3 Cyl 3.500 Bore Looper 75 1994-2006

3 Cyl 3.500 Bore Looper 90 1994-2005

3 Cyl 3.6255 Bore 1.5L Optimax 115 2004-2014

3 Cyl 3.6255 Bore 1.5L Optimax 125 2008-2012

3 Cyl 3.6255 Bore 1.5L Optimax 75 2004-2014

3 Cyl 3.6255 Bore 1.5L Optimax 80 2007-2014

3 Cyl 3.6255 Bore 1.5L Optimax 90 2004-2014

3 Cyl 65 1994-2005

4 Cyl 3.375 Bore Looper 100 1985-1993

4 Cyl 3.375 Bore Looper 115 1989-1993

4 Cyl 3.500 Bore Looper 100 1994-2000

4 Cyl 3.500 Bore Looper 115 1994-2006

4 Cyl 3.500 Bore Looper 125 1994-2006

4 Cyl 80 1994-2005

6 Cyl 3.625 Bore 3L 225 1994-2001

6 Cyl 3.625 Bore 3L EFI 200 2002-2004

6 Cyl 3.625 Bore 3L EFI 225 1995-2006

6 Cyl 3.625 Bore 3L EFI 250 1995-2008

6 Cyl 3.625 Bore 3L Pro Max 300 1998-2005

6 Cyl 3.6265 Bore 3L Optimax 200 1997-2018

6 Cyl 3.6265 Bore 3L Optimax 225 1998-2018

6 Cyl 3.6265 Bore 3L Optimax 250 2003-2014

6 Cyl 3.6265 Bore 3L Optimax 300 2015-2018

6 Cyl 3.6265 Bore 3L Pro XS 200 2007-2018

6 Cyl 3.6265 Bore 3L Pro XS 225 2006-2010

6 Cyl 3.6265 Bore 3L Sport Jet 250 2002-2006

6 Cyl 3L Carb Sea Pro 225 1995-2001

Works for models including 65 Jet, 75, 90 (3-cyl), and higher HP 3.0 L engines like Optimax 115/125 and up to 300 HP Pro series

This is in new condition please see pictures for the exact item you will receive.

SPECIAL PRICE FOR CLEARANCE INVENTORY

LONG TIME INVENTORY