Help keep dust and debris out of your engine's intake air with the BALDWIN FILTERS air filter PA1634, an outer air element listed for Peterbilt trucks and Caterpillar off-highway equipment. It is a direct-fit Peterbilt 379 air filter for the 1987-1991, 1994, 1996-1997 and 1999 model years with the 6-10.5L engine. It also fits the 1987-1991 and 1994-1995 Peterbilt 377 with the 6-10.5L engine, plus a long list of Caterpillar compactors and crawler tractors.
- Outer air element: Filters the air drawn into the engine. Baldwin lists PA1675, PA2310 and PA2737 for use with it.
- Dimensions: 11 1/8 in (282.6 mm) outside diameter, 6 23/32 in (170.7 mm) inside diameter and 13 1/2 in (342.9 mm) height.
- Attached gasket: Comes with one gasket attached to the element.
- Related versions: Baldwin lists LL1634 (Long-Life Media Version) and PA1634XP (Extreme Performance Nano Version) as related parts.
Baldwin catalogs this element for Caterpillar truck engines and equipment. Other Peterbilt applications include the 1981-1984 Peterbilt 348, the 1986-2000 Peterbilt 357 and the 1987-1996 Peterbilt 375. Caterpillar coverage includes several compactors: the 814, the 815 and 816 with the 3306 engine, the 824 and CB624, and the CP643, CS643, CP653 and CS653 with the 3304 engine. It also covers crawler tractors such as the D3B, D3C, D4E, D5, D5H, D6C and D6D. See the Buyer's Guide tab for the full list.
Signs this element may need replacing include visible dirt loading, torn or damaged media, or a gasket that no longer seals in the housing.
Interchange: Caterpillar 4M9334 · Caterpillar 8N5317 · General Motors 6421540 · Mitsubishi 4574070210 · Poclain P2050509
