This seal has hydrodynamic grooves in its sealing lip (see Illustration 1). These grooves move lubrication oil back into the engine crankcase as the crankshaft…

There has been some customer concern regarding the use of Remanufactured exhaust valves with Remanufactured cylinder heads in certain applications. The decision to use NEW…

3300 Family Of Engines There are three different designs for the 7S3161 Valve Lifter. See the illustration. All three designs are interchangeable and all three…

Caterpillar Machines Powered By 3304 And 3306 Machine Engines Description of Change: New part numbers have been released for the fuel nozzles in these machine…

Publication Date -11/10/2012 Engine: •3300 Machine Engines: •3304 On early pre-chamber cylinder heads that are used on 3304 engines, passages were not drilled into the…