Description
SIERRA Mercury/MerCruiser Engine Block-Off Plate – 18-4008
The SIERRA Mercury/MerCruiser Engine Block-Off Plate – 18-4008 is a fit-specific marine service component for Selected Mercury/MerCruiser marine engine and exhaust/riser service applications. It is intended to replace the corresponding OEM service part where the listed interchange and engine application match. Confirm the engine model, serial/year range and OEM number before installation.
- Replacement block-off plate for selected Mercury/MerCruiser marine applications
- Cross-references Mercury/MerCruiser 60207
- Used with specified exhaust/riser service configurations
- Compatible with Sierra riser applications 18-1971 and 18-1978 where called for
- Confirm engine/exhaust configuration and OEM number before installation
Specifications
- Manufacturer: Sierra
- Part Number: 18-4008
- Product Type: Engine Block-Off Plate
- Application: Selected Mercury/MerCruiser marine engine and exhaust/riser service applications
- Related Sierra Risers: 18-1971 and 18-1978
- OEM / Aftermarket Interchange: Mercury/MerCruiser 60207

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