LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 1978 >> Cosmo Standard Trans >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> RX-4 & COSMO Rotary Engine >> Engine Oiling >> Engine Oiling System
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Engine Oiling System

Engine oiling system is forced circulation utilizing a two rotor type oil pump. Oil pump is mounted on front housing and is chain driven through eccentric shaft. A full-flow oil filter is mounted on rear housing. An oil metering pump, pressure regulator valve and an oil cooler in radiator are also employed.

Fig 1: Cutaway View of Engine Oiling System
G09334524Courtesy of MAZDA MOTORS CORP.