They always have what we
They always have what we need and ship the parts on a timely manner
Serving customers since 1960 — over 250,000 satisfied customers

Add your vehicle to check the fit — every fit is guaranteed.
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.
Help restore proper engine breathing and valvetrain performance with this replacement valve. Whether you're replacing a worn or damaged valve or completing a full engine rebuild, this essential component helps control the flow of air, fuel, and exhaust through the combustion chamber to keep your classic running properly. This valve fits 1963–1966 Buick Riviera, 1959–1964 Buick LeSabre, 1965–1966 Buick Skylark, 1959–1966 Buick Electra, 1962–1966 Buick Wildcat and other models.
Add your vehicle to check the fit — every fit is guaranteed.
| Notes | ||||||
|---|---|---|---|---|---|---|
| 1959 | Buick | Electra | - | 6.6L 6572CC 401CID V8 | - | - |
| 1959 | Buick | Electra | - | - | - | - |
| 1959 | Buick | Electra | 225 | 6.6L 6572CC 401CID V8 | - | - |
| 1959 | Buick | Electra | Base | 6.6L 6572CC 401CID V8 | - | - |
| 1959 | Buick | Estate Wagon | - | 6.0L 5967CC 364CID V8 | - | - |
| 1959 | Buick | Estate Wagon | - | 6.6L 6572CC 401CID V8 | - | - |
| 1959 | Buick | Estate Wagon | - | - | - | - |
| 1959 | Buick | Estate Wagon | Base | 6.0L 5967CC 364CID V8 | - | - |
| 1959 | Buick | Invicta | - | 6.6L 6572CC 401CID V8 | - | - |
| 1959 | Buick | Invicta | - | - | - | - |
| 1959 | Buick | Invicta | Base | 6.6L 6572CC 401CID V8 | - | - |
| 1959 | Buick | LeSabre | - | 6.0L 5967CC 364CID V8 | - | - |
| 1959 | Buick | LeSabre | - | 6.6L 6572CC 401CID V8 | - | - |
| 1959 | Buick | LeSabre | - | - | - | - |
| 1959 | Buick | LeSabre | Base | 6.0L 5967CC 364CID V8 | - | - |
| 1960 | Buick | Electra | - | 6.6L 6572CC 401CID V8 | - | - |
| 1960 | Buick | Electra | - | - | - | - |
| 1960 | Buick | Electra | 225 | 6.6L 6572CC 401CID V8 | - | - |
| 1960 | Buick | Electra | Base | 6.6L 6572CC 401CID V8 | - | - |
| 1960 | Buick | Estate Wagon | - | 6.0L 5967CC 364CID V8 | - | - |
| 1960 | Buick | Estate Wagon | - | 6.6L 6572CC 401CID V8 | - | - |
| 1960 | Buick | Estate Wagon | - | - | - | - |
| 1960 | Buick | Estate Wagon | Base | 6.0L 5967CC 364CID V8 | - | - |
| 1960 | Buick | Invicta | - | 6.6L 6572CC 401CID V8 | - | - |
| 1960 | Buick | Invicta | - | - | - | - |
| 1960 | Buick | Invicta | Base | 6.6L 6572CC 401CID V8 | - | - |
| 1960 | Buick | LeSabre | - | 6.0L 5967CC 364CID V8 | - | - |
| 1960 | Buick | LeSabre | - | 6.6L 6572CC 401CID V8 | - | - |
| 1960 | Buick | LeSabre | - | - | - | - |
| 1960 | Buick | LeSabre | Base | 6.0L 5967CC 364CID V8 | - | - |
| 1961 | Buick | Electra | - | 6.6L 6572CC 401CID V8 | - | - |
| 1961 | Buick | Electra | - | - | - | - |
| 1961 | Buick | Electra | 225 | 6.6L 6572CC 401CID V8 | - | - |
| 1961 | Buick | Electra | Base | 6.6L 6572CC 401CID V8 | - | - |
| 1961 | Buick | Estate Wagon | - | 6.0L 5967CC 364CID V8 | - | - |
| 1961 | Buick | Estate Wagon | - | 6.6L 6572CC 401CID V8 | - | - |
| 1961 | Buick | Estate Wagon | - | - | - | - |
| 1961 | Buick | Estate Wagon | Base | 6.0L 5967CC 364CID V8 | - | - |
| 1961 | Buick | Invicta | - | 6.6L 6572CC 401CID V8 | - | - |
| 1961 | Buick | Invicta | - | - | - | - |
| 1961 | Buick | Invicta | Base | 6.6L 6572CC 401CID V8 | - | - |
| 1961 | Buick | LeSabre | - | 6.0L 5967CC 364CID V8 | - | - |
| 1961 | Buick | LeSabre | - | 6.6L 6572CC 401CID V8 | - | - |
| 1961 | Buick | LeSabre | - | - | - | - |
| 1961 | Buick | LeSabre | Base | 6.0L 5967CC 364CID V8 | - | - |
| 1962 | Buick | Electra | - | 6.6L 6572CC 401CID V8 | - | - |
| 1962 | Buick | Electra | - | - | - | - |
| 1962 | Buick | Estate Wagon | - | 6.6L 6572CC 401CID V8 | - | - |
| 1962 | Buick | Estate Wagon | - | - | - | - |
| 1962 | Buick | Invicta | - | 6.6L 6572CC 401CID V8 | - | - |
| 1962 | Buick | Invicta | - | - | - | - |
| 1962 | Buick | LeSabre | - | 6.6L 6572CC 401CID V8 | - | - |
| 1962 | Buick | LeSabre | - | - | - | - |
| 1962 | Buick | Wildcat | - | 6.6L 6572CC 401CID V8 | - | - |
| 1962 | Buick | Wildcat | - | - | - | - |
| 1963 | Buick | Electra | - | 6.6L 6572CC 401CID V8 | - | - |
| 1963 | Buick | Electra | - | - | - | - |
| 1963 | Buick | Estate Wagon | - | 6.6L 6572CC 401CID V8 | - | - |
| 1963 | Buick | Estate Wagon | - | - | - | - |
| 1963 | Buick | Invicta | - | 6.6L 6572CC 401CID V8 | - | - |
| 1963 | Buick | Invicta | - | - | - | - |
| 1963 | Buick | LeSabre | - | 6.6L 6572CC 401CID V8 | - | - |
| 1963 | Buick | LeSabre | - | - | - | - |
| 1963 | Buick | Riviera | - | 6.6L 6572CC 401CID V8 | - | - |
| 1963 | Buick | Riviera | - | 7.0L 6966CC 425CID V8 | - | - |
| 1963 | Buick | Riviera | - | - | - | - |
| 1963 | Buick | Riviera | Base | 7.0L 6966CC 425CID V8 | - | - |
| 1963 | Buick | Wildcat | - | 6.6L 6572CC 401CID V8 | - | - |
| 1963 | Buick | Wildcat | - | - | - | - |
| 1964 | Buick | Electra | - | 6.6L 6572CC 401CID V8 | - | - |
| 1964 | Buick | Electra | - | 7.0L 6966CC 425CID V8 | - | - |
| 1964 | Buick | Electra | - | - | - | - |
| 1964 | Buick | Electra | Base | 7.0L 6966CC 425CID V8 | - | - |
| 1964 | Buick | Estate Wagon | - | 6.6L 6572CC 401CID V8 | - | - |
| 1964 | Buick | Estate Wagon | - | 7.0L 6966CC 425CID V8 | - | - |
| 1964 | Buick | Estate Wagon | - | 6.6L 6572CC 401CID | - | - |
| 1964 | Buick | Estate Wagon | Base | 7.0L 6966CC 425CID V8 | - | - |
| 1964 | Buick | LeSabre | - | 6.6L 6572CC 401CID V8 | - | - |
| 1964 | Buick | LeSabre | - | 7.0L 6966CC 425CID V8 | - | - |
| 1964 | Buick | LeSabre | - | 6.6L 6572CC 401CID | - | - |
| 1964 | Buick | LeSabre | Base | 7.0L 6966CC 425CID V8 | - | - |
| 1964 | Buick | Riviera | - | 6.6L 6572CC 401CID V8 | - | - |
| 1964 | Buick | Riviera | - | 7.0L 6966CC 425CID V8 | - | - |
| 1964 | Buick | Riviera | - | - | - | - |
| 1964 | Buick | Riviera | Base | 7.0L 6966CC 425CID V8 | - | - |
| 1964 | Buick | Wildcat | - | 6.6L 6572CC 401CID V8 | - | - |
| 1964 | Buick | Wildcat | - | 7.0L 6966CC 425CID V8 | - | - |
| 1964 | Buick | Wildcat | - | - | - | - |
| 1964 | Buick | Wildcat | Base | 7.0L 6966CC 425CID V8 | - | - |
| 1965 | Buick | Electra | - | 6.6L 6572CC 401CID V8 | - | - |
| 1965 | Buick | Electra | - | 7.0L 6966CC 425CID V8 | - | - |
| 1965 | Buick | Electra | - | - | - | - |
| 1965 | Buick | Electra | Base | 7.0L 6966CC 425CID V8 | - | - |
| 1965 | Buick | Gran Sport | - | 6.6L 6572CC 401CID V8 | - | - |
| 1965 | Buick | Gran Sport | - | - | - | - |
| 1965 | Buick | Gran Sport | Base | 6.6L 6572CC 401CID V8 | - | - |
| 1965 | Buick | Riviera | - | 6.6L 6572CC 401CID V8 | - | - |
| 1965 | Buick | Riviera | - | 7.0L 6966CC 425CID V8 | - | - |
| 1965 | Buick | Riviera | - | 7.0L 425CID V8 | - | - |
| 1965 | Buick | Riviera | - | - | - | - |
| 1965 | Buick | Riviera | Base | 7.0L 6966CC 425CID V8 | - | - |
| 1965 | Buick | Riviera | Gran Sport | 7.0L 425CID V8 | - | - |
| 1965 | Buick | Skylark | - | 6.6L 6572CC 401CID V8 | - | - |
| 1965 | Buick | Skylark | - | 6.6L 6572CC 401CID | - | - |
| 1965 | Buick | Skylark | Base | 6.6L 6572CC 401CID V8 | - | - |
| 1965 | Buick | Wildcat | - | 6.6L 6572CC 401CID V8 | - | - |
| 1965 | Buick | Wildcat | - | 7.0L 6966CC 425CID V8 | - | - |
| 1965 | Buick | Wildcat | - | 7.0L 425CID V8 | - | - |
| 1965 | Buick | Wildcat | - | - | - | - |
| 1965 | Buick | Wildcat | Base | 7.0L 6966CC 425CID V8 | - | - |
| 1965 | Buick | Wildcat | Custom | 6.6L 6572CC 401CID V8 | - | - |
| 1965 | Buick | Wildcat | Deluxe | 6.6L 6572CC 401CID V8 | - | - |
| 1966 | Buick | Electra | - | 6.6L 6572CC 401CID V8 | - | - |
| 1966 | Buick | Electra | - | 7.0L 6966CC 425CID V8 | - | - |
| 1966 | Buick | Electra | - | 7.0L 425CID V8 | - | - |
| 1966 | Buick | Electra | - | - | - | - |
| 1966 | Buick | Electra | Base | 6.6L 6572CC 401CID V8 | - | - |
| 1966 | Buick | Electra | Custom | 6.6L 6572CC 401CID V8 | - | - |
| 1966 | Buick | Gran Sport | - | 6.6L 6572CC 401CID V8 | - | - |
| 1966 | Buick | Gran Sport | - | - | - | - |
| 1966 | Buick | Gran Sport | Base | 6.6L 6572CC 401CID V8 | - | - |
| 1966 | Buick | Riviera | - | 7.0L 6966CC 425CID V8 | - | - |
| 1966 | Buick | Riviera | - | 7.0L 425CID V8 | - | - |
| 1966 | Buick | Riviera | - | - | - | - |
| 1966 | Buick | Riviera | Base | 7.0L 6966CC 425CID V8 | - | - |
| 1966 | Buick | Riviera | Gran Sport | 7.0L 425CID V8 | - | - |
| 1966 | Buick | Skylark | - | 6.6L 6572CC 401CID V8 | - | - |
| 1966 | Buick | Skylark | - | 6.6L 6572CC 401CID | - | - |
| 1966 | Buick | Skylark | Base | 6.6L 6572CC 401CID V8 | - | - |
| 1966 | Buick | Wildcat | - | 6.6L 6572CC 401CID V8 | - | - |
| 1966 | Buick | Wildcat | - | 7.0L 6966CC 425CID V8 | - | - |
| 1966 | Buick | Wildcat | - | 7.0L 425CID V8 | - | - |
| 1966 | Buick | Wildcat | - | - | - | - |
| 1966 | Buick | Wildcat | Base | 6.6L 6572CC 401CID V8 | - | - |
| 1966 | Buick | Wildcat | Custom | 6.6L 6572CC 401CID V8 | - | - |
| 1966 | Buick | Wildcat | Gran Sport | 6.6L 6572CC 401CID V8 | - | - |
They always have what we need and ship the parts on a timely manner
They always have what we need and ship the parts on a timely manner
Shop said the valves fit great and did what they are supposed to do. Quick and easy shipping and purchasing.