FREE SHIPPING
Free shipping on every order — no minimum purchase required.DESCRIPTION
Optimax Cylinder Head Assembly 858406-C1 fits Evinrude DFI outboard motors rated 135–150 HP. This OEM-equivalent replacement restores compression and valve sealing for reliable engine performance.
- Direct fit for Evinrude DFI 135–150 HP models
- Part numbers 858406-C1 and 858406T4 compatible
- Precision-cast construction ensures durability
- Complete assembly ready to install
Worn or damaged cylinder heads cause power loss and overheating; this assembly restores factory performance and longevity.
SHIPPING & RETURNS
SHIPPING
- Free Shipping on all orders — no minimum purchase required.
- Orders are dispatched within 24 hours of purchase (business days).
- Estimated delivery: 2–5 business days within the contiguous United States.
- Tracking information emailed as soon as your order ships.
RETURNS
- Exchanges accepted — we want you to be completely satisfied.
- If a part does not fit or is not as described, contact us within 7 days for an exchange.
- Items must be in original, unused condition and in original packaging.
WARRANTY
- 1-Year extended warranty available at additional cost — ask us for details.
FITMENT & COMPATIBILITY
Please verify that this part is compatible with your vehicle's year, make, model, and trim level before ordering. Part numbers and fitment details are listed in the product description. If you have any questions about compatibility, our team is happy to help — contact us by phone or email before purchasing.
Phone: (803) 723-7074
Email: sales@findmypart.shop
Hours: Mon–Fri, 9am–5pm EST
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