Indmar Big Block Exhaust Riser Gasket - Marine Engine Seal
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Premium OEM exhaust riser gasket engineered for Indmar big block marine engines. This high-temperature gasket creates a reliable seal between the exhaust riser and manifold, preventing exhaust leaks and maintaining proper exhaust system integrity.
Key Features:
- Direct OEM replacement for Indmar big block engines
- High-temperature gasket material withstands extreme exhaust heat
- Precision-cut for exact fit and reliable sealing
- Prevents exhaust gas leaks at riser-to-manifold interface
- Resistant to corrosion, heat, and saltwater exposure
- Factory-tested for durability and performance
- Essential component for exhaust system maintenance
Technical Specifications:
- SKU: 531017
- Manufacturer: Indmar
- Application: Big Block Indmar Marine Engines
- Location: Exhaust riser to manifold interface
- Material: High-temperature marine-grade gasket material
The exhaust riser gasket is a critical sealing component in your engine's exhaust system. It creates a gas-tight seal between the exhaust manifold and riser, preventing dangerous exhaust leaks into the engine compartment and maintaining proper exhaust flow. This gasket must be replaced whenever the riser is removed for service - never reuse old exhaust gaskets as they are subjected to extreme temperatures and pressures that cause permanent compression and degradation. Always inspect risers and gaskets regularly as part of your exhaust system maintenance.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 3–4 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.