| Make | Model | Year |
|---|---|---|
| Cadillac | Calais | 1965-1966 |
| Commercial Chassis | 1959-1966 | |
| Deville | 1959-1966 | |
| Eldorado | 1959-1966 | |
| Fleetwood | 1965-1966 | |
| Series 62 | 1959-1964 | |
| Series 75 | 1959-1964 | |
| Sixty Special | 1959-1964 | |
| Pontiac | Bonneville | 1961-1967 |
| Catalina | 1961-1967 | |
| Executive | 1967 | |
| Firebird | 1967 | |
| Grand Prix | 1962-1967 | |
| GTO | 1964-1967 | |
| Laurentian | 1967 | |
| LeMans | 1963-1967 | |
| Parisienne | 1967 | |
| Star Chief | 1961-1966 | |
| Tempest | 1961, 1963-1967 | |
| Ventura | 1961 |
Carburetor Secondary Throttle Diaphragm by Hygrade®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy, no-hassle installation and help restore proper fuel system functionality needed to keep your vehicle performing reliably, efficiently, and safely for many miles to come. This component is made to OEM standards so you can expect years of reliable function and hassle-free service.
| Carburetor Make & Model: Carter |
Being the division of Standard Motor Products, Inc., Hygrade® provides a wide range of quality replacement carburetor parts without the high dealer price. In the 1950s, the company introduced the Jiffy Kit, the standard of the carburetor parts industry. Rather than dealing with universal parts that may not fit your vehicle, Hygrade offers only parts that feature OE quality, fit, and function. From carburetor choke thermostats to carburetor floats, all Hygrade products are vehicle-specific and don't require additional modifications for fitment. Hygrade is the name you can trust when it comes to premium carburetor parts for your vehicle.