Sakura Air Filter A-1641
The “A-1641” filter likely refers to different filters depending on the manufacturer, with common options including the Sakura A-1641 air filter (dimensions: 43.5mm H x 317mm L x 192.5mm W) and the Caterpillar 326-1641 fuel water separator. Other less common interpretations include a Valvoline A-1641 air filter for older Ford Explorers (150mm H) or an ALCO filter SP-2054 (which corresponds to filter ID 1641).
Sakura A-1641 Air Filter
Type: Air filter
Dimensions: 43.5mm (Height) x 317mm (Length) x 192.5mm (Width)
Application: Compatible with Honda and Acura vehicles
Caterpillar 326-1641 Fuel Water Separator
Type: Fuel water separator filter
Application: Used in Caterpillar excavators and other heavy equipment
Details: Often sold as a component for Caterpillar parts
Valvoline A-1641 Air Filter
Type: Air filter
Application: Designed for older Ford Explorer models (1996-1998) and Mercury Mountaineer (1997)
Dimensions: 150mm (Height)
ALCO SP-2054 (Filter ID 1641)
Type: Fuel filter
Application: Used with ALCO Filters
Dimensions: 129mm (Height), 71mm (Outer Diameter)
Other possibilities
Tianjin Aohong Filter: Some manufacturers may have a part number like “A-1641” for a truck or auto filter. It’s best to check with specific manufacturers for cross-references, as seen with parts like the P783730 or MD-7488.





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