Please check notes in each part listing to ensure the Hold Down Spring Top Cup is correct for your 1966 OLDSMOBILE CUTLASS with a 5.4L 330 engine. DORMAN & RAYBESTOS are competing brands, and each brand's Hold Down Spring Top Cup may be interchangeable. Special restrictions like "California only" or "with sport package" may indicate a Hold Down Spring Top Cup fits only certain 1966 OLDSMOBILE CUTLASS models.

Clicking a "More Info" link will display a picture and/or other details about that Hold Down Spring Top Cup in a separate window (you may need to turn off your pop-up-blocking software for this to work).

After choosing a Hold Down Spring Top Cup, click the "Add Part" button. Shipping costs will be shown on the Shopping Cart page. You may use your browser's Back button, or click on "Find More Parts", to find more Brake/Wheel Hub parts, other OLDSMOBILE CUTLASS parts, or parts for a different vehicle. Please try our Interactive Catalog (click red Start button above) for faster searching. Both catalogs use the same shopping cart, so any auto parts you've already chosen for your 1966 OLDSMOBILE will not be lost if you switch.