Patent ID: 6948471

Claim:
An internal combustion engine and lubricating system therefore comprised of an engine body consisting of a cylinder block having at least one cylinder bore formed therein, a cylinder head assembly affixed to an end of said cylinder block in closing relation to said cylinder bore, a piston reciprocating in said cylinder bore and driving a crankshaft, a crankcase assembly fixed to another end of said cylinder block and cooperating with said cylinder block to journal said crankshaft, said crankcase assembly including an oil pan member for collecting lubricant from said engine, an oil pump driven by said crankshaft and depending at least in part into said oil pan, a mounting pad formed on a side surface of a single component of said engine, an oil delivery passage communicating with said oil pump formed in said single component and terminating at an oil delivery port opening through said side surface and within said mounting pad, an oil discharge passage for delivering filtered oil to said engine formed in said single component and beginning at an oil discharge port opening through said side surface and within said mounting pad, and an oil filter attaching bracket affixed to said mounting pad and adapted to detachably mount an oil filter.