Brand new, genuine Mercruiser (Quicksilver) engine circulating waterpump. This is a factory original equipment part, not aftermarket.
Replaces prior part number 8503991.
SKU# 46-8M00113734
Fits:
GM V-6 & V-8 (305 350 & 377 cid) engines
Item Supersession Chain:
| Row | Class | Part Number | SS Level | Disp | Description |
|---|---|---|---|---|---|
| 1 | 8503991 | 00 | ACT | PUMP ASSY-WATER | |
| 2 | 850399002 | 01 | SS | PUMP ASSY-WATER | |
| 3 | 17437 | 01 | SS | PUMP ASSY-WATER | |
| 4 | 60658 | 02 | SS | PUMP ASSY-WATER | |
| 5 | 52226 | 03 | SS | PUMP ASSY-WATER | |
| 6 | 37951 | 04 | SS | PUMP ASSY-WATER | |
| 7 | 35341 | 05 | SS | PUMP ASSY-WATER | |
| 8 | 54793 | 06 | SS | WATER PUMP | |
| 9 | FI1101292 | 07 | SS | PUMP ASSY-WATER | |
| 10 | FI1100742 | 08 | SS | PUMP ASY-SEAWATER | |
| 11 | FI1101208 | 09 | SS | PUMP ASSY-WATER | |
| 12 | 850399 | 01 | SS | PUMP ASSY-WATER | |
| 13 | 811841 | 02 | SS | PUMP ASSY-WATER | |
| 14 | 878341 | 01 | SS | PUMP ASSY-WATER | |
