GM 4 and 6 Cylinder Water Circulating Pump 18-682M. Marine water pump used by MerCruiser, Volvo Penta, Indmar, Crusader. Pump will fit GM 4 and 6 cylinder inline engines. Used on 2.5L and 3.0L (181 ci) marine engines made from 1967 to current. Brass plug in bypass outlet. Boot and clamp not required. Includes mounting gasket. Mercruiser/Mercury 33957, 37369, 52353, 65142, 65142A1, 814755, 884727, 880817, 884727001, and Volvo 3858340, 3854017.

Marine circulating water pump for GM V6 and V8 small block marine engines. Used by MerCruiser, Volvo Penta, OMC, Crusader, Marine Power. Pump will fit all GM 4.3, 5.0, and 5.7L marine engines. Pump is Bi Directional, Brass Impeller, and includes gaskets. Note: This pump has the third bypass hole.

Complete Pump with Pulley for MerCruiser V6, 155-175 Hp | V8, 180-500 Hp GM & MIE engines with serpentine belt. Includes pulley, a HYDRA® Impeller, and stainless steel double lip seals. For pump rebuild kit see 46-13159. Replaces: Mercury/Mercruiser 46-13199, 46-807151A9, 72774A86, MER46807151A9, 807151A9, and GLM 12097.

For Mercruiser (1963-2014), Volvo Penta (1973 & later), OMC (1968-98), Chrysler, Indmar, and Pleasurecraft small block cooling systems. 140-200 Hp | V6, 155-205 Hp | V8, 230-260 Hp small block GM & MIE engines. Replaces Mercruiser 8M0113734, 8503991, 850399, 17437, 850399002, 878341, 811841, 60658, FI1101292, 54793, 52226, FI1101208, FI1100742, 37951, and 35341.

Sierra Part Number 18-3599-2. Bi-Directional Circulating Water Pump. Fits 5.0L, 5.7L, and Mercruiser 6.2L (377cid). GM V-6 & V-8 305, 350, and 377 CID engines. Replaces Volvo 3853850, BRP3853850, Mercury Marine 8M0113734.

Includes mounting gaskets.

Circulating water pump used by Mercruiser, Volvo Penta, OMC, Crusader, Marine Power, Pleasure craft. For all GM V8 454 & 502ci marine engines with stamped steel or composite timing covers. Includes pump mounting gaskets. Pump is bi-directional. Replaces Mercury/Mercruiser 850454, 8504541, 67859, 17670, 811573, 8504541, GM 6269358, Pleasurecraft RA057019.

Circulating water pump for GM 8.1L marine engines. Pump is bi-directional Includes pump mounting gaskets.

Inlet: 1-1/4", Outlet: 1-1/4". Crank driven raw water pump. Crank Shaft Mounted, used on raw water and fresh water cooled 305/350/454 CID 5.0 / 5.7 / 7.4L V8 engines. For Repair Kit See Part Number 527246.

Includes Coolant Supply. Inlet: 1-1/4", Outlet: 1-1/4". Crank driven raw water pump. Crank Shaft Mounted, used on raw water and fresh water cooled 305/350/454 CID 5.0 / 5.7 / 7.4L V8 engines. For Repair Kit See Part Number 527246.

For 1963-98 4-cyl & 6-cyl GM GM & MIE engines. Replaces Mercury 8M0113733, 884727, 884727001, 880817, 814755, 65142A1, FI1101079, FI1100785, 65142, F2774666, 52353, 37369, 33957.

Sea Water mounting bracket for Johnson crank driven pump. Fits V6 and Small block V8 engines. Additional bushing for bracket, part number 527018 (Not included )