LF777 Oil Filter for Cummins KTA19 Engine | Aftermarket Replacement

Description

The LF777 oil filter is engineered for Cummins KTA19 series diesel engines operating in generator and heavy-duty industrial environments.
Its internal filtration structure supports consistent oil flow while effectively capturing contaminants that may cause premature engine wear.
Designed for durability and secure sealing, this oil filter helps protect critical engine components, maintain stable operating performance, and extend oil service intervals under continuous-duty conditions.

Matched Filters

These filters are compatible with the Cummins KTA19-G3 and KTA19-G4 Engines. Other filters used in this engine model include:

Oil Filter: LF670
Fuel Filter: FF105D
Air Filter: AH1101

Dimensions

Height: 249.2 mm (9.811 in)
Largest Outer Diameter (OD): 116.08 mm (4.57 in)
Gasket ID (Inside Diameter): 103.17 mm (4.062 in)
Thread Size: 1 3/8-16 UNS-2B

Replacement / Cross Reference

Cummins: 3313279
Cummins: 3889310

Installation & Usage Guide

a. Use a filter wrench or suitable tool to remove the old air filter from the housing
b. Install the new air filter correctly into the air filter housing
c. Ensure the filter is properly seated and securely fastened before engine operation

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