Peterbilt Radiator Tank Gaskets (1-Pair) | 42 Bolt Hole | Fits 379, 389, 377, 357. Compatibility: Fits Peterbilt 379, 389, 378, 377, 385, and 357 models with bolt-on radiator tanks. Upgrade your cooling system with a “Fresh-Cut” seal.

Peterbilt Radiator Tank Gaskets (1-Pair) | 42 Bolt Hole | Fits 379, 389, 377, 357. Compatibility: Fits Peterbilt 379, 389, 378, 377, 385, and 357 models with bolt-on radiator tanks. Upgrade your cooling system with a “Fresh-Cut” seal.