As for these turbo engines the weight MUST include all accescories as all the piping and cooling
The current PU weight includes:
All Engine casings and sub-assemblies sealed according to Article 28 of the Sporting Regulations (e.g. engine casings such as cam-covers, cylinder heads, crankcase, sump, gear case and engine components within these)
PU pressure charging components (e.g. compressor from inlet to outlet including wheel; turbine from inlet to outlet including wheel; shaft, bearings and housings)
Wastegate, Pop-off valve or similar
PU Engine air inlet system from Engine plenum entry to cylinder head (e.g. plenum, trumpets, throttles)
Engine exhaust system (excluding fasteners and seals)
PU mounted fuel system components: (e.g. High Pressure fuel hose, fuel rail, fuel injectors, accumulators)
PU mounted electrical components (e.g. wiring loom within legality volume, sensors, actuators, ignition coils, alternator, spark plugs)
All PU coolant pumps, oil pumps, scavenge pumps, oil air separators and fuel high pressure pumps (delivering more than 10barG) including any of the following associated components: motors, actuators, filters, brackets, supports, screws, nuts, dowels, washers, cables, oil or air seals. All tubes or hoses between components of the PU that are not described by line 28. Excludes hydraulic pumps and ERS parts described in line 9.
Cooling pumps (and associated motors, actuators, associated filters, brackets, support, screws, nuts, dowels, washers, cables, tubes, hoses, oil or air seals) partly or wholly for ERS components not mandatorily included in the PU legality volume.
Main PU oil tank, catch tanks, and any breather system connected to the PU and associated filters, brackets, support, screws, nuts, dowels, washers, cables, tubes, hoses, oil or air seals, with the exception of parts described in line 11.
MGU-K excluding mechanical power transmission components, MGU-K Torque sensor housing assembly and mounting accessories
MGU-K mechanical power transmission components, MGU-K Torque sensor housing assembly and mounting accessories
MGU-H excluding mechanical power transmission components and mounting accessories.
MGU-H mechanical power transmission components and mounting accessories
Wiring between any ECU and phases of MGU-K
Wiring between any ECU and phases of MGU-H
Wiring between any ECU and ES
PU-CE excluding associated brackets, supports, screws, nuts, dowels, washers or cables.
Any actuators needed to make the PU function at all times. (except specific exclusions)
Hydraulic system servo valve(s) and actuator(s) for PU control.
Ballast mounted on the PU up to 2kg. This is permitted (subject to Article 4.4) but any in excess of 2kg will be removed before measuring PU mass.
High Pressure Fuel Pump Driver Unit