Water Neck 1997-up GM V ortec & LS 4.8L - 7.0L S

The Water Neck 1997-up GM Vortec & LS 4.8L - 7.0L S is a vital component for the cooling system of GM V8 engines, specifically designed for inboard marine applications. This part is essential for maintaining proper coolant flow and system pressure, ensuring reliable engine performance during extended use.

Engineered to OEM specifications, this water neck is manufactured to withstand the thermal demands of both big-block and small-block LS powerplants. Its straight design allows for direct coolant flow from the engine block to the upper radiator hose, minimizing turbulence and ensuring efficient cooling, which is crucial for marine duty cycles.

Boaters and mechanics working on 1997-and-newer GM V8 Vortec or LS inboards will find this water neck indispensable for maintaining engine temperature and preventing overheating. Its corrosion-resistant construction ensures durability and performance throughout the year.