Engines, not for land vehicles; replacement parts for engines, namely alternators, armatures, bearings, bushings, camshafts, fuel and oil caps, carburetor nozzles, carburetors, clutches not for vehicular use, connecting rods, crankshafts, cranks, cylinder assemblies, cylinder heads, cylinders, diaphrams, dipsticks, starters, oil filters, air filters, fuel filters, flywheel keys, flywheels, fuel lines, fuel tanks, gears, governor cranks, governor gears, governor springs, governors, ignitions, manifolds, mufflers, oil plugs, pistons, piston assemblies, injectors, injector pumps, water pumps, piston rings, shafts, short blocks, spark plugs, starter rope grips, starter ropes, starter pulleys, throttle shafts and valves; power operated tools for engines, namely flywheel pullers