Description
Engine builders working with Ford 289 - 302 - 351W 1.600 Head Diameter 5.080 OA L 5 Deg Dish can use this Race Flo exhaust valve family to choose the required valve dimensions while staying within the correct Manley application group. Use the exact Manley part number shown below to distinguish this product from similar valves offered for the same or related engine family.
If the Ford 289 - 302 - 351W 1.600 Head Diameter 5.080 OA L 5 Deg Dish cylinder head has been ported, fitted with oversized seats, or changed from its original valvetrain layout, confirm the required valve measurements after machining rather than using a stock-size assumption.
Key Product Details
- Application: Ford 289 - 302 - 351W 1.600 Head Diameter 5.080 OA L 5 Deg Dish
- Manley Series: Race Flo
- Valve Position: Exhaust
- Product Family Detail: Race Series application focus
- Manufacturer Part Number: 11889-8
Package Quantity
Set of 8 valves. The selected configuration is supplied as a 8-piece valve package. This quantity applies to the selected Manley SKU family shown on this product page.
Selection & Fitment Notes
Valve fitment should be verified from the cylinder head itself; check the required head size, stem size, overall length, seat work, and valvetrain geometry rather than relying on engine name alone.
Professional engine assembly and measurement are recommended. Product specifications should be confirmed against the selected Manley part number and the requirements of the exact engine build.