Hints On Maintenance.

How to Get the Best Out of a Vehicle, to Secure Reliability and to Avoid Trouble. C ONTRIBUTIONS are invited for this page from fleet managers, drivers, garage foremen, and......

396.—preventing Oil Leakage Past Tappets On Leyland Engines.

The tappets on most Leyland engines are each provided with a small hole, drilled in the-manner illustrated, to allow lubricant to pass between the tappet and the tappet guide.......