Engine

The RCM Billet Half Moon seals (also known as cylinder head plugs) have been specifically designed to replace the problematic OE plastic seals which become hardened and brittle with the constant temperature changes, eventually leaking and requiring replacement again. Manufactured from high grade aluminium, these RCM engraved replacements will not suffer from these issues. Fitting…

RCM Stainless Steel Block Adaptor which screws into the bottom of the engine block connecting to the oil cooler modine water hose. Being made from Stainless steel, it completely eliminates the problem of corrosion, this is a direct replacement for the Genuine Subaru part. The OE part is prone to rust and corrosion, and isn’t available…

Oil control is a problem which can effect the Subaru’s “Flat Four Boxer” engine design more than most due to its high crank case pressure and horizontal engine design. This is one of the reasons we have spent so much time at RCM developing various products and systems to help keep the oil around the…

Oil control is a problem which can effect the Subaru’s “Flat Four Boxer” engine design more than most due to its high crank case pressure and horizontal engine design. This is one of the reasons we have spent so much time at RCM developing various products and systems to help keep the oil around the…

Oil control is a problem which can effect the Subaru’s “Flat Four Boxer” engine design more than most due to its high crank case pressure and horizontal engine design. This is one of the reasons we have spent so much time at RCM developing various products and systems to help keep the oil around the…

Our Billet Gudgeon Pin Cover & Oil Seperator Cover kit is the perfect addition to any engine build to guard against future oil leaks. Throughout the years Subaru produced oil separator covers using a variety of materials such as: cast aluminium, plastic and pressed steel. Many of the later designs were manufactured purely as a…

The RCM Cover Feed Pump Cover has been specifically designed for use with our own bespoke dry sump system. Other dry sump systems use an original oil pump housing, with the ports blanked off with bungs or fittings which can become dislodged and leak. Replacing this with our cover removes this problem, at the same…

The RCM Filter Feed Pump Cover has been specifically designed for use with our own bespoke dry sump system. Other dry sump systems use an original oil pump housing, with the ports blanked off with bungs or fittings which can become dislodged and leak. Replacing this with our cover removes this problem, at the same…

RCM450 2.0L Thick Wall Short Engine. RCM pride themselves on supplying the ultimate range of custom built EJ Series short engines. We have built an enviable reputation of assembling high powered Subaru power units to a meticulous level of detail not seen in the tuning industry before. This level and depth of expertise is based…

RCM400 2.0L Thick Wall Short Engine RCM pride themselves on supplying the ultimate range of custom built EJ Series short engines. We have built an enviable reputation of assembling high powered Subaru power units to a meticulous level of detail not seen in the tuning industry before. This level and depth of expertise is based…