Description
SIERRA Chrysler 318/360 V8 Exhaust Riser – 18-1945
Replacement marine exhaust riser for Chrysler small-block V8 inboard engines. The cast riser fits common 318 CID / 5.2L and 360 CID / 5.9L exhaust-manifold systems and replaces the original Chrysler riser pattern.
- Cast marine exhaust riser
- For Chrysler small-block V8 inboards
- Common 318 and 360 CID application
- Routes cooling-water/exhaust flow from manifold
- Confirm manifold and hose configuration before installation
For marine engine and drive parts, fitment can vary by serial number, gear ratio, casting, or prior service history. Compare the original part number and physical configuration before installation; replace related gaskets, seals, races or hardware when their condition requires it.
Specifications
- Manufacturer: Sierra
- Part Number: 18-1945
- Application: Selected Chrysler Marine 318 CID / 5.2L and 360 CID / 5.9L small-block V8 inboards.
Interchange / OEM References
- Chrysler 2846689
- Osco 689
- Mallory 9-40312

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