Technical Articles

Engine Science: Fixing the Rough Running Engine with a Valve Job By Norman Ng, iSaveTractorsWhen you encounter an engine that is hard to start, lacks power, runs hot, or just runs badly; your first thought may be to rebuild or replace the carburetor. You spend an hour spilling gas on yourself and afterwards your engine still runs poorly. Your valves may likely be your problem!The valve takes the most abuse in your small engine. It slams against your cast iron block millions of times d …