Big Block Circulating Water Pump | Crusader RA057019 Bearing Carriers Unequaled protection against corrosion and

Unequaled protection against corrosion and lubricant breakdowns caused by water intrusion

Filter element measures 4

Fits Mercury

Replaces Mercury 84-816761A15

Biodegradable solution is safe and easy to use

Big Block Circulating Water Pump | Crusader RA057019 Bearing Carriers Unequaled protection against corrosion andBig Block Circulating Water Pump Crusader RA057019 Big Block Circulating Water Pump Crusader RA057019 OEM Crusader engine circulating water pump fits 454 and 502 CID marine engines. Fits GM 454 & 502 big block marine engines with stamped steel and composite timing covers Pump is bi directional Used on Crusader CH350 454, Model 350 454, 454XL, 454XLI and TB454XL model engines Crusader 502, 502XL and 502XLI model engines Crusader MP454XLI, MP7. 4L and