This Sierra Marine Manifold Mount Kit is designed for Crusader 5.0L and 5.7L marine engines equipped with center rise-style exhaust manifolds.
The kit includes all necessary mounting hardware for a secure, leak-free installation of the exhaust manifold assembly, ensuring proper alignment and vibration resistance.
Replaces OEM 8243-MK and cross-references to 9-40174, providing compatibility with multiple Crusader V8 engine configurations.
Manufactured by Sierra from marine-grade materials for long-lasting durability and corrosion resistance in saltwater or freshwater applications.
Product Features
- Manufacturer: Sierra Marine
- Application: Crusader 5.0L & 5.7L marine engines (center rise manifold)
- Type: Exhaust manifold mounting hardware kit
- Replaces OEM #: 8243-MK
- Cross Reference #: 9-40174
- Manufacturer Item #: 18-8536
- Includes: Complete hardware set for manifold installation
- Condition: 100% brand-new Sierra Marine replacement component
- Warranty: Backed by Sierra’s limited marine parts warranty
Additional Information
Note: Designed specifically for Crusader small-block V8 engines (5.0L & 5.7L) using center-rise manifold systems.
If you also need riser gaskets, manifold gaskets, or end plates, please email or fill out the contact form, and we will assist you in finding all required components.
Shipping Information
SHIPPING: Additional shipping fees to Alaska, Hawaii, U.S. Territories, or international destinations will be calculated after checkout.
You will receive an email and a PayPal money request for the additional shipping charges at the email address provided.
(Some items are excluded from international shipping.)
Customer Support
For questions or to confirm compatibility, please email customerservice@marinepartswarehouse.com .
Please include your engine model or serial number to help confirm proper fitment before ordering.
