There are 2 different options of the clutch plate sets:
- Early model (1982 - 1987) with 2.0mm factory clutch plates
- Multi-variant ramp thrust rings
- Four clutch pack
- Late model (1988 - 1990) with 2.5mm factory clutch plates
- Multi-variant ramp thrust rings
- Four clutch pack
Clutches are perforated for better cooling and great viscosity to resist the oil build-up in the holes between dog ear plates.
It is well known that drilled brake discs improve cooling over solid discs! It is the same with the LSD clutch discs.
*All parts fits OEM Porsche (ZF) LSD unit without any modifications.
Flying Horse Motorsport recommends Millers Oils CRX 75W90NT+ oil for all transmission related products.