Description
SIERRA MerCruiser 4.3L V6 Intake Manifold Gasket Set – 18-4388
Sierra 18-4388 is a intake manifold gasket set for MerCruiser GM 262 CID / 4.3L V6 175, 185, 205 and 4.3L/LX applications with one-piece rear main seal, cataloged for approximately 1985-1993 applications.
- Intake-manifold gasket set for pre-Vortec-style MerCruiser 4.3L GM V6 engines matching the listed application.
- Replaces MerCruiser 27-11977A92 and related 27-11977A88; common cross-references GLM 39650 and Mallory 9-61210.
- Verify serial number and intake/head configuration because later Vortec and other 4.3L generations use different intake gaskets.
- 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: 18-4388
- Part Type: Intake manifold gasket set
- Application: MerCruiser GM 262 CID / 4.3L V6 175, 185, 205 and 4.3L/LX applications with one-piece rear main seal, cataloged for approximately 1985-1993 applications.
- Engine: GM 262 CID / 4.3L V6
- Applications: 175 / 185 / 205 / 4.3L / 4.3LX
- Rear Main Seal: One-piece
Interchange / OEM References
- MerCruiser: 27-11977A88, 27-11977A92
- GLM: 39650
- Mallory: 9-61210
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