Installation Manual ULPOWER UL390i UL390iS 390iSAMI 390A01 Revision No: 3 Date: 2014-09-15 Page: 10 of 69Description of basic standard engine and accessoriesThe basic standard engine consists of the following: Engine assembly Injectors and spark plugs Intake manifold, throttle and air filter Electric starter motor Integrated AC generator CPU, ignition coils and electrical wiring Fuel pump, pressure regulator and fuel lines Exhaust system Cooling ducts for cylinders and cylinder heads External rectifier-regulator Propeller flange L = 55 (Standard)In addition to the basic standard engine, following items are necessary accessories: Oil cooler and connections (depend on type of installation) Tacho, temperature and pressure sensors, wiring (and gauges)Only valid for the UL 390 iSA engine : engines of this type are delivered with an inverted oil system,containing : Gravity valve, Gravity oil pickup tube in the sump Gravity oil – air separator Breather adaptor on top of the engine Extra weight: 3,8 kg