This Sierra Marine Manifold Mounting Kit is designed for Crusader 7.4L marine engines equipped with log-style exhaust manifolds.
The kit includes all required hardware to properly secure exhaust manifolds, ensuring tight sealing, vibration resistance, and long-term corrosion protection.
It replaces OEM 799-MK and cross-references to 9-40473, offering direct compatibility for a wide range of Crusader big-block V8 engine configurations.
Built from marine-grade, corrosion-resistant materials, this kit provides reliable performance in both saltwater and freshwater environments.
Product Features
- Manufacturer: Sierra Marine
- Application: Crusader 7.4L V8 marine engines
- Type: Exhaust manifold mounting hardware kit
- Manifold Style: Log style
- Replaces OEM #: 799-MK
- Cross Reference #: 9-40473
- Manufacturer Item #: 18-8524
- Includes: Complete set of bolts, washers, and mounting hardware
- Condition: 100% brand-new Sierra Marine replacement component
- Warranty: Backed by Sierra’s limited marine parts warranty
Additional Information
Note: Designed for use on Crusader 7.4L V8 engines using log-style manifolds.
Always verify manifold configuration and bolt specifications prior to installation.
If you also require riser gaskets, manifold gaskets, or riser elbows, please email or fill out the contact form and we will help you find compatible 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.
