Description
SIERRA Chrysler Small-Block Blocked Exhaust Elbow Gasket – 18-0472-1
A blocked cooling-passage exhaust elbow gasket for specified Chrysler small-block marine exhaust configurations.
- Application: Chrysler LM318/M360 and related 273/318/340/360 CID log-style exhaust systems where the blocked gasket configuration is specified.
- Primary function: Exhaust elbow gasket
- Key specification: Cooling configuration – Blocked
- OEM / aftermarket cross-reference: Barr: CM-1-6672J; Mallory: 9-65302
- Verify mating surfaces and follow the engine or drive service procedure during installation.
This part is application-specific. Confirm the OEM number and engine or drive configuration before installation.
Application: Chrysler LM318/M360 and related 273/318/340/360 CID log-style exhaust systems where the blocked gasket configuration is specified.
Specifications
- Component: Exhaust elbow gasket
- Cooling configuration: Blocked
- Engine family: Chrysler small-block 273/318/340/360 CID
Interchange / Replaces
- Barr: CM-1-6672J
- Mallory: 9-65302


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