Voice or type your vehicle details and Wrenchy will confirm fitment in seconds.
| Attribute | Value |
|---|---|
| Centerline Length | 30, 762 |
| End 1 Inside Diameter | 1.5, 38 |
| End 2 Inside Diameter | 1.5, 38 |
| Material | Epdm, Steel |
| Molded | No |
This part fits the following vehicles:
| SubmodelSUB- MODEL |
Body Style | Years | Engine | Attributes |
|---|---|---|---|---|
| Base | Cab & Chassis | 1978 | L6 4.1L | RWD Manual |
| Base | Cab & Chassis | 1978 | L6 4.8L | RWD Manual |
| Base | Cab & Chassis | 1978 | V8 5.7L | RWD Manual |
| Base | Standard Cab Pickup | 1978 | L6 4.1L | RWD Manual |
| Base | Standard Cab Pickup | 1978 | L6 4.8L | RWD Manual |
| Base | Standard Cab Pickup | 1978 | V8 5.7L | RWD Manual |
| Cheyenne | Cab & Chassis | 1978 | L6 4.1L | RWD Automatic & Manual |
| Cheyenne | Cab & Chassis | 1978 | L6 4.1L | RWD Automatic & Manual |
| Cheyenne | Cab & Chassis | 1978 | L6 4.8L | RWD Automatic & Manual |
| Cheyenne | Cab & Chassis | 1978 | L6 4.8L | RWD Automatic & Manual |
| Cheyenne | Cab & Chassis | 1978 | V8 5.0L | RWD Automatic & Manual |
| Cheyenne | Cab & Chassis | 1978 | V8 5.0L | RWD Automatic & Manual |
| Cheyenne | Cab & Chassis | 1978 | V8 5.7L | RWD Automatic & Manual |
| Cheyenne | Cab & Chassis | 1978 | V8 5.7L | RWD Automatic & Manual |
| Cheyenne | Cab & Chassis | 1978 | V8 5.7L DIESEL | RWD Automatic & Manual |
| Cheyenne | Cab & Chassis | 1978 | V8 5.7L DIESEL | RWD Automatic & Manual |
| Cheyenne | Cab & Chassis | 1978 | V8 6.6L | RWD Automatic & Manual |
| Cheyenne | Cab & Chassis | 1978 | V8 6.6L | RWD Automatic & Manual |
| Cheyenne | Cab & Chassis | 1978 | V8 7.4L | RWD Automatic & Manual |
| Cheyenne | Cab & Chassis | 1978 | V8 7.4L | RWD Automatic & Manual |
| Cheyenne | Crew Cab Pickup | 1978 | L6 4.1L | RWD Automatic & Manual |
| Cheyenne | Crew Cab Pickup | 1978 | L6 4.8L | RWD Automatic & Manual |
| Cheyenne | Crew Cab Pickup | 1978 | V8 5.0L | RWD Automatic & Manual |
| Cheyenne | Crew Cab Pickup | 1978 | V8 5.7L | RWD Automatic & Manual |
| Cheyenne | Crew Cab Pickup | 1978 | V8 5.7L DIESEL | RWD Automatic & Manual |
| Cheyenne | Crew Cab Pickup | 1978 | V8 6.6L | RWD Automatic & Manual |
| Cheyenne | Crew Cab Pickup | 1978 | V8 7.4L | RWD Automatic & Manual |
| Cheyenne | Standard Cab Pickup | 1978 | L6 4.1L | RWD Automatic & Manual |
| Cheyenne | Standard Cab Pickup | 1978 | L6 4.8L | RWD Automatic & Manual |
| Cheyenne | Standard Cab Pickup | 1978 | V8 5.0L | RWD Automatic & Manual |
| Cheyenne | Standard Cab Pickup | 1978 | V8 5.7L | RWD Automatic & Manual |
| Cheyenne | Standard Cab Pickup | 1978 | V8 5.7L DIESEL | RWD Automatic & Manual |
| Cheyenne | Standard Cab Pickup | 1978 | V8 6.6L | RWD Automatic & Manual |
| Cheyenne | Standard Cab Pickup | 1978 | V8 7.4L | RWD Automatic & Manual |
| Custom Deluxe | Cab & Chassis | 1978 | L6 4.1L | RWD Automatic & Manual |
| Custom Deluxe | Cab & Chassis | 1978 | L6 4.1L | RWD Automatic & Manual |
| Custom Deluxe | Cab & Chassis | 1978 | L6 4.8L | RWD Automatic & Manual |
| Custom Deluxe | Cab & Chassis | 1978 | L6 4.8L | RWD Automatic & Manual |
| Custom Deluxe | Cab & Chassis | 1978 | V8 5.0L | RWD Automatic & Manual |
| Custom Deluxe | Cab & Chassis | 1978 | V8 5.0L | RWD Automatic & Manual |
| Custom Deluxe | Cab & Chassis | 1978 | V8 5.7L | RWD Automatic & Manual |
| Custom Deluxe | Cab & Chassis | 1978 | V8 5.7L | RWD Automatic & Manual |
| Custom Deluxe | Cab & Chassis | 1978 | V8 5.7L DIESEL | RWD Automatic & Manual |
| Custom Deluxe | Cab & Chassis | 1978 | V8 5.7L DIESEL | RWD Automatic & Manual |
| Custom Deluxe | Cab & Chassis | 1978 | V8 6.6L | RWD Automatic & Manual |
| Custom Deluxe | Cab & Chassis | 1978 | V8 6.6L | RWD Automatic & Manual |
| Custom Deluxe | Cab & Chassis | 1978 | V8 7.4L | RWD Automatic & Manual |
| Custom Deluxe | Cab & Chassis | 1978 | V8 7.4L | RWD Automatic & Manual |
| Custom Deluxe | Crew Cab Pickup | 1978 | L6 4.1L | RWD Automatic & Manual |
| Custom Deluxe | Crew Cab Pickup | 1978 | L6 4.8L | RWD Automatic & Manual |
| Custom Deluxe | Crew Cab Pickup | 1978 | V8 5.0L | RWD Automatic & Manual |
| Custom Deluxe | Crew Cab Pickup | 1978 | V8 5.7L | RWD Automatic & Manual |
| Custom Deluxe | Crew Cab Pickup | 1978 | V8 5.7L DIESEL | RWD Automatic & Manual |
| Custom Deluxe | Crew Cab Pickup | 1978 | V8 6.6L | RWD Automatic & Manual |
| Custom Deluxe | Crew Cab Pickup | 1978 | V8 7.4L | RWD Automatic & Manual |
| Custom Deluxe | Standard Cab Pickup | 1978 | L6 4.1L | RWD Automatic & Manual |
| Custom Deluxe | Standard Cab Pickup | 1978 | L6 4.8L | RWD Automatic & Manual |
| Custom Deluxe | Standard Cab Pickup | 1978 | V8 5.0L | RWD Automatic & Manual |
| Custom Deluxe | Standard Cab Pickup | 1978 | V8 5.7L | RWD Automatic & Manual |
| Custom Deluxe | Standard Cab Pickup | 1978 | V8 5.7L DIESEL | RWD Automatic & Manual |
| Custom Deluxe | Standard Cab Pickup | 1978 | V8 6.6L | RWD Automatic & Manual |
| Custom Deluxe | Standard Cab Pickup | 1978 | V8 7.4L | RWD Automatic & Manual |
| Scottsdale | Cab & Chassis | 1978 | L6 4.1L | RWD Automatic & Manual |
| Scottsdale | Cab & Chassis | 1978 | L6 4.1L | RWD Automatic & Manual |
| Scottsdale | Cab & Chassis | 1978 | L6 4.8L | RWD Automatic & Manual |
| Scottsdale | Cab & Chassis | 1978 | L6 4.8L | RWD Automatic & Manual |
| Scottsdale | Cab & Chassis | 1978 | V8 5.0L | RWD Automatic & Manual |
| Scottsdale | Cab & Chassis | 1978 | V8 5.0L | RWD Automatic & Manual |
| Scottsdale | Cab & Chassis | 1978 | V8 5.7L | RWD Automatic & Manual |
| Scottsdale | Cab & Chassis | 1978 | V8 5.7L | RWD Automatic & Manual |
| Scottsdale | Cab & Chassis | 1978 | V8 5.7L DIESEL | RWD Automatic & Manual |
| Scottsdale | Cab & Chassis | 1978 | V8 5.7L DIESEL | RWD Automatic & Manual |
| Scottsdale | Cab & Chassis | 1978 | V8 6.6L | RWD Automatic & Manual |
| Scottsdale | Cab & Chassis | 1978 | V8 6.6L | RWD Automatic & Manual |
| Scottsdale | Cab & Chassis | 1978 | V8 7.4L | RWD Automatic & Manual |
| Scottsdale | Cab & Chassis | 1978 | V8 7.4L | RWD Automatic & Manual |
| Scottsdale | Crew Cab Pickup | 1978 | L6 4.1L | RWD Automatic & Manual |
| Scottsdale | Crew Cab Pickup | 1978 | L6 4.8L | RWD Automatic & Manual |
| Scottsdale | Crew Cab Pickup | 1978 | V8 5.0L | RWD Automatic & Manual |
| Scottsdale | Crew Cab Pickup | 1978 | V8 5.7L | RWD Automatic & Manual |
| Scottsdale | Crew Cab Pickup | 1978 | V8 5.7L DIESEL | RWD Automatic & Manual |
| Scottsdale | Crew Cab Pickup | 1978 | V8 6.6L | RWD Automatic & Manual |
| Scottsdale | Crew Cab Pickup | 1978 | V8 7.4L | RWD Automatic & Manual |
| Scottsdale | Standard Cab Pickup | 1978 | L6 4.1L | RWD Automatic & Manual |
| Scottsdale | Standard Cab Pickup | 1978 | L6 4.8L | RWD Automatic & Manual |
| Scottsdale | Standard Cab Pickup | 1978 | V8 5.0L | RWD Automatic & Manual |
| Scottsdale | Standard Cab Pickup | 1978 | V8 5.7L | RWD Automatic & Manual |
| Scottsdale | Standard Cab Pickup | 1978 | V8 5.7L DIESEL | RWD Automatic & Manual |
| Scottsdale | Standard Cab Pickup | 1978 | V8 6.6L | RWD Automatic & Manual |
| Scottsdale | Standard Cab Pickup | 1978 | V8 7.4L | RWD Automatic & Manual |
| Silverado | Cab & Chassis | 1978 | L6 4.1L | RWD Automatic & Manual |
| Silverado | Cab & Chassis | 1978 | L6 4.1L | RWD Automatic & Manual |
| Silverado | Cab & Chassis | 1978 | L6 4.8L | RWD Automatic & Manual |
| Silverado | Cab & Chassis | 1978 | L6 4.8L | RWD Automatic & Manual |
| Silverado | Cab & Chassis | 1978 | V8 5.0L | RWD Automatic & Manual |
| Silverado | Cab & Chassis | 1978 | V8 5.0L | RWD Automatic & Manual |
| Silverado | Cab & Chassis | 1978 | V8 5.7L | RWD Automatic & Manual |
| Silverado | Cab & Chassis | 1978 | V8 5.7L | RWD Automatic & Manual |
| Silverado | Cab & Chassis | 1978 | V8 5.7L DIESEL | RWD Automatic & Manual |
| Silverado | Cab & Chassis | 1978 | V8 5.7L DIESEL | RWD Automatic & Manual |
| Silverado | Cab & Chassis | 1978 | V8 6.6L | RWD Automatic & Manual |
| Silverado | Cab & Chassis | 1978 | V8 6.6L | RWD Automatic & Manual |
| Silverado | Cab & Chassis | 1978 | V8 7.4L | RWD Automatic & Manual |
| Silverado | Cab & Chassis | 1978 | V8 7.4L | RWD Automatic & Manual |
| Silverado | Crew Cab Pickup | 1978 | L6 4.1L | RWD Automatic & Manual |
| Silverado | Crew Cab Pickup | 1978 | L6 4.8L | RWD Automatic & Manual |
| Silverado | Crew Cab Pickup | 1978 | V8 5.0L | RWD Automatic & Manual |
| Silverado | Crew Cab Pickup | 1978 | V8 5.7L | RWD Automatic & Manual |
| Silverado | Crew Cab Pickup | 1978 | V8 5.7L DIESEL | RWD Automatic & Manual |
| Silverado | Crew Cab Pickup | 1978 | V8 6.6L | RWD Automatic & Manual |
| Silverado | Crew Cab Pickup | 1978 | V8 7.4L | RWD Automatic & Manual |
| Silverado | Standard Cab Pickup | 1978 | L6 4.1L | RWD Automatic & Manual |
| Silverado | Standard Cab Pickup | 1978 | L6 4.8L | RWD Automatic & Manual |
| Silverado | Standard Cab Pickup | 1978 | V8 5.0L | RWD Automatic & Manual |
| Silverado | Standard Cab Pickup | 1978 | V8 5.7L | RWD Automatic & Manual |
| Silverado | Standard Cab Pickup | 1978 | V8 5.7L DIESEL | RWD Automatic & Manual |
| Silverado | Standard Cab Pickup | 1978 | V8 6.6L | RWD Automatic & Manual |
| Silverado | Standard Cab Pickup | 1978 | V8 7.4L | RWD Automatic & Manual |
We offer fast, reliable shipping on all orders:
We want you to be 100% satisfied with your purchase. That's why we offer:
This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.
Warranty does NOT cover:
| Brand | Part Number |
|---|---|
| ACDelco | 31641 |
| Atlas | 550 |
| Atlas Canada | A630 |
| Autopar - Archived | RH283 |
| Carquest | 25487 |
| Dayco | 1228 |
| Dayco | 81211 |
| Dayco | 81221 |
| Dayco | M39 |
| Durkee-Atwood | 628 |
| Durkee-Atwood | 630 |
| Gambles | 10-18399 |
| General Motors | 1373026 |
| General Motors | 3898555 |
| General Motors | 3898556 |
| General Motors | 585964 |
| General Motors | 689922 |
| Goodyear | 1230 |
| Goodyear | 52430 |
| Johnson Manufacturing | 15608 |
| Montgomery Ward | 360095 |
| Montgomery Ward | 4949-37 |
| Montgomery Ward | 95 |
| Mopar | BH-648 |
| Motorcraft | KB-300 |
| NAPA Belts/Hose | FF311 |
| Petro-Canada | 740 630 |
| Sears | 23270 |
| Sears | 23271 |
| Sears | 67943 |
| Shell - Archived | 1039 |
| Texaco | 138 |
| Ultralast | C6420 |
| Western Auto | 77-8330-1 |
| Western Auto | T8330 |
Fits Years: 1978
Fits Models: C30
In operation since 2007. Trusted by over a million DIYers, mechanics, and body shops across all 50 states.
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