SIERRA MerCruiser Engine Block / Manifold Drain Plug – 18-4226

Description

SIERRA MerCruiser Engine Block / Manifold Drain Plug – 18-4226

Sierra 18-4226 is a engine / manifold drain plug for MerCruiser cylinder-block and exhaust-manifold drain locations using plug 22-806608A1 / 22-806608A02.

• Replacement drain plug for common MerCruiser block and manifold water-drain fittings.
• Cross-references GLM 13992 and Mallory 9-41203.
• Inspect the mating drain fitting and clear rust, sand or scale from the passage so the engine actually drains during winterization.
• Designed as a direct marine-service replacement where the listed Sierra/OEM reference is specified.
• Compare the original part number, dimensions and assembly configuration before installation.

Fitment for marine engine and drive service parts can vary by model, serial number, drive/gearcase, cooling configuration and prior OEM supersessions. Compare the original OEM number and physical configuration before installation, and follow the applicable manufacturer service procedure and torque specifications.

Specifications

• Manufacturer: Sierra
• Part Number: 18-4226
• Part Type: Engine / manifold drain plug
• Application: MerCruiser cylinder-block and exhaust-manifold drain locations using plug 22-806608A1 / 22-806608A02.
• Function: Cooling-water drain plug

Interchange / OEM References

• MerCruiser: 22-806608A1, 22-806608A02
• GLM: 13992
• Mallory: 9-41203