Auto_engine Combustion engine terms. T.S. Memphis, TN bolt torque bore blending cast pistons casting number combustion chambers compression ration connecting rods coolant temperature sensor crankshaft weights cylinder wall cracks distributor exhaust emissions flat milling flywheel freeze plugs fuel pump gapless rings idle air control ignition timing intake manifold lubrication system octane rating main bearing clearance oil cooler oil pump piston compression height piston rings piston weight spark plug gap spark plug wires roller cam rod bolts rod bearing clearances rocker arm radiator pushrods stress-relieving supercharging thermostat valve guide valve springs valve train vehicle weight water pump rotor phasing ring width pocket porting polishing port design turbo charging throttle body injection