Water Neck and Thermostat - 1-1/2 in ID Hose - 180 Degree Thermostat - Replacement - Aluminum - Natural - GM LS-Series - Each

Water Neck and Thermostat - 1-1/2 in ID Hose - 180 Degree Thermostat - Replacement - Aluminum - Polished - GM LS-Series - Each

Water Neck - 75 Degree - 1-1/2 in ID Hose - Swivel - O-Ring - Aluminum - Polished - Pontiac V8 - Each

Water Neck - 90 Degree - Swivel - Gasket Included - Aluminum - Polished - LS1 / LS2 - GM LS-Series - Each

Water Neck Spacer - 1 in Thick - O-Ring - Aluminum - Clear Anodized - Chevy V8 - Kit

Water Neck Spacer - 1 in Thick - Two 6 AN Female Ports - O-Ring - Aluminum - Clear Anodized - Chevy V8 - Kit