BMW M50 M52 S50 S52 Stewart High Performance Water Pump

The Stewart High Performance Water Pump is a direct replacement pump designed to fit BMW M50 / M52 / S50 / S52 engines with no modifications necessary. That includes accepting the Factory Fan Clutch. The front of the Stewart High Performance Water Pump is stock appearing, but is twice as efficient than OEM water pumps.

Features Include:

• Up to 20% increase of water flow over stock pump
• Twice as efficient as factory pump
• Much less parasitic drag than other pumps
• Racing or Stock Factory Replacement applications
• Stainless steel impeller
• Heavy duty bearing
• High quality water seal

BMW M50 Applications:

3 Series

1990-1995     E36     320i / 325i / 325is
1994-1996     E35/E36     318ti

5 Series

1990-1996     E34     520i / 525i
1991-1996     E34 Touring     520i / 525i

Z Series

1995     E36/E37     Z3 2.0i / 2.5i

BMW M52 Applications:

3 Series

1994-1999     E36     320i / 323i / 323is / 328i / 328is
1997-2000     E35/E36     318ti / 323ti

5 Series

1996-1998     E39     520i / 523i / 528i

7 Series

1996-1998     E38     728i / 728iL

Z Series

1996-1999     E36/E37/E38     Z3 2.0i / 2.2i / 2.8i

BMW S50 US Applications:

3 Series

1994-1995     E36     M3

BMW S52 Applications:

3 Series

1996-1999     E36     M3

Z Series

1998-2000     E36/E37/E38     Z3M

STE30330 Replaces BMW OEM Part #s:

11517503884 
11517504040
11511433828
11511433712
11511744243
11511740241
11511730414
11511722536
11517527799