Product Description
Genuine Stant SO-66 Oil Cap (NORS)
This New Old Replacement Stock (NORS) Stant SO-66 oil cap is a high-quality, vintage component designed for a wide range of classic American vehicles. It is a closed-type cap specifically engineered to fit a 1 1/8" I.D. cammed hole in the valve cover, ensuring a secure and proper seal. This versatile cap provides correct fitment for various 1949-1966 Chevrolet, Buick, Oldsmobile, Pontiac, and Rambler models, making it an ideal choice for period-correct restorations and maintenance.
Key Features:
- Brand: Stant
- Part Number: SO-66
- Engine Fitment: 6 cyl., V-6, 199 eng., 232 eng., 292 eng.
- Condition: NORS (New Old Replacement Stock)
Fitment:
| Make | Model | Year | Engine | Notes |
|---|---|---|---|---|
| CHEVROLET | All Models | 1949-1954 | Closed type, Fits 1 1/8" I.D. cammed hole in valve cover. | |
| CHEVROLET TRUCK | 5100 / 6800 | 1955-1958 | 6 cyl. | Closed type, Fits 1 1/8" I.D. cammed hole in valve cover. |
| CHEVROLET TRUCK | All Models | 1963 | 292 eng. | SO-66 CALIFORNIA ONLY. Closed type, Fits 1 1/8" I.D. cammed hole in valve cover. |
| BUICK | All Models | 1964-1966 | Closed type, Fits 1 1/8" I.D. cammed hole in valve cover. | |
| BUICK SPECIAL | All Models | 1964-1966 | Closed type, Fits 1 1/8" I.D. cammed hole in valve cover. | |
| CHEVROLET | Chevelle / Chevy II | 1964-1966 | 6 Cyl. | Closed type, Fits 1 1/8" I.D. cammed hole in valve cover. |
| OLDSMOBILE | All Models | 1964-1966 | V-6 & F-85 V-6 | Closed type, Fits 1 1/8" I.D. cammed hole in valve cover. |
| PONTIAC | All Models | 1964-1966 | (exc. 3-2 bbl. carb. & GTO) | Closed type, Fits 1 1/8" I.D. cammed hole in valve cover. |
| PONTIAC | All Models | 1965 | 3-2 bbl. & GTO | Closed type, Fits 1 1/8" I.D. cammed hole in valve cover. |
| RAMBLER | All Models | 1964-1966 | 199 & 232 eng. | Closed type, Fits 1 1/8" I.D. cammed hole in valve cover. |
Fits Years:
1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1963 1964 1965 1966
Note on Stock Photos: Due to our inventory of multiple identical units for this specific part number, we utilize representative stock photos for this listing. You will receive a component that strictly meets all listed specifications and fitment requirements. Please be aware that because these are vintage parts, minor cosmetic variations—such as surface finish, color, or production markings—may exist between different manufacturing runs. These slight aesthetic differences are a result of historical production processes and do not impact the part's integrity, performance, or authenticity.
A Note on Fitment Accuracy: We manually research our fitment data using vintage manufacturer catalogs to provide you with the most accurate information possible. However, because we are human and these decades-old resources can occasionally contain errors, we cannot guarantee 100% accuracy. We strongly encourage you to perform your own due diligence and verify this part number for your specific application before purchasing. Please note that this part may also fit other vehicles or years not explicitly listed in our research.
Unbeatable Prices & Expectations
While many of our vintage parts were manufactured decades ago, they remain unused and high-quality. Some original boxes may show signs of shelf-wear, such as dust, tape, or surface distress from years of storage. Rest assured, the components inside have been inspected to ensure they are complete and ready to help you finish your project without breaking the bank.
