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White cylindrical air filter with pleated paper element and metal end caps

Baldwin Filters

Baldwin Filters PA3683 Air Filter Inner Round 12 13/16 in Height 3 1/4 in Diameter

SKU CH-1CZC-QWDND

Inner round automotive air filter measuring 12 13/16 inches tall by 3 1/4 inches in diameter

  • Round inner air filter protects engine intake
  • 12 13/16 in height fits deep housings
  • 3 1/4 in outside diameter seals tightly
  • Baldwin Filters brand built for heavy-duty use
  • New condition ensures full filtration performance

Automotive Inner Air Filter

This Baldwin Filters inner air filter is designed for automotive engine applications where a round element is required. It fits equipment that specifies the given height and outside diameter dimensions. The filter is supplied new and ready for installation.

Element-only design

The unit is an element-only filter, meaning it replaces the internal media without a surrounding housing. This allows direct insertion into the existing air cleaner assembly on compatible engines. No additional hardware or gaskets are included in the package.

Verify housing dimensions

Before ordering, confirm that your air cleaner housing accepts a round element with a height of 12 13/16 in and an outside diameter of 3 1/4 in. Buyers who need a different shape, a larger diameter or a complete housing assembly will not be served by this part.

Highlights

  • Round inner air filter protects engine intake
  • 12 13/16 in height fits deep housings
  • 3 1/4 in outside diameter seals tightly
  • Baldwin Filters brand built for heavy-duty use
  • New condition ensures full filtration performance

Specifications

BrandBALDWIN FILTERS

Questions about this item

How often should the Baldwin Filters PA3683 inner air filter be replaced?

Replace this inner air filter according to your engine manufacturer's service interval or when inspection shows excessive dirt buildup on the element.

What is the first limit reached during sustained engine operation with this filter?

The filter's airflow capacity becomes the limiting factor as the media loads with contaminant, increasing restriction until the service indicator signals replacement.

Does the PA3683 generate extra noise or heat when the engine runs all day?

This passive filter element adds no noise or heat; it simply cleans intake air while the engine's own systems manage temperature and sound.

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