Just laying plug on eng & checking for spark usually doesn't provide a good ground for plug,due to paint,rust or dirt on sheetmetal,clean off a head bolt to bare metal or find same on head/block & hold threads of plug against same & crank eng,if still no spark with new plug,then depending on type of ign system on eng,you may have a bad condenser or coil,dirty/bad points or if solid state ign a bad trigger module,coil or possibly a bad alt stator winding,usually if condenser or coil bad(shorted windings) on point type ign you'll get a good jolt from same by grabbing plug lead,but won't have enough voltage to fire gap on plug,on solid state a bad trigger module or coil will give same effect,if you do have spark grounding plug to clean metal then problem elsewhere as suggested by others or possibly a bent/sheared flywheel key changeing ign timing.
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Today's Featured Article - Hydraulic Basics - Part 2 - by Curtis Von Fange. In the last entry to this series we gave a brief overview of hydraulic system theory, its basic components and how it works. Now lets take a look at some general maintenance tips that will keep our system operating to its fullest potential. The two biggest enemies to a hydraulic system are dirt and water. Dirt can score the insides of cylinders, spool valves and pumps. Wate
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