Add to Cart Peterbilt Ford Radiator Pressure Cap RC0730 31526 Automann MSRP: Now: $8.52 Was: Peterbilt Ford Radiator Pressure Cap RC0730 31526 *Please Verify OEM Number Before Purchase Coolant Tank Cap Fits Peterbilt 359, 377, 379, And 385 Pressure Rating: 7lb Depth: 0.750 Diameter: 2.250" Plunger Diameter: 1.500 Installation Type:... MSRP: Now: $8.52 Was: Add to Cart