Description
SIERRA AP-1518 1 in. Marine Cooling Hose, 48 in. – 18-75100 is a 48-inch section of 1-inch-ID marine engine cooling hose used on specified thermostat-housing-to-exhaust-manifold or elbow circuits.
The AP-1518 hose can replace a range of MerCruiser and OMC hose numbers where the installation calls for this diameter and length. Cut/routing requirements depend on the specific engine configuration.
Key Features
- 48 in. (121.9 cm) overall hose length
- 1 in. (25.4 mm) inside diameter
- Used between thermostat housing and exhaust manifold/elbow on specified engines
- Covers numerous older MerCruiser and OMC cooling-hose applications
- Straight service hose can be routed/cut as required by the listed application
Specifications
- Manufacturer Part Number: 18-75100
- Sierra Application: AP-1518
- Product Type: Marine cooling hose
- Length: 48 in. / 121.9 cm
- Inside Diameter: 1 in. / 25.4 mm
Interchange / Cross Reference
- MerCruiser 32-33220 / 32-35100A1 / 32-8M0062614
- OMC 5000354 / 910305
- Mallory 9-44062
Confirm hose diameter, routing and OE reference for the engine before cutting or installing.

Reviews
There are no reviews yet.