
RCM500 2.1L Closed Deck Block 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 lev ...

RCM450 2.1L 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 d ...

RCM have always chosen Omega as their preferred piston manufacturer, not only because of their extensive experience within motorsport but also for the incredible accuracy and attention to detail that is applied to every aspect of their manu ...

One of the most prominent parts in any Subaru engine bay is the inlet manifold. All too often this large part is overlooked, which can detract from even the most detailed of vehicles. Offered on an exchange basis, the RCM refurbishing proce ...

Fresh air ALS (Anti Lag System) Valve as used on all the Gobstopper projects.

The RCM Dry Sump system is an extremely capable and well proven design for the Subaru EJ engine series. This totally removes the oil starvation issues encountered with the flat 4 boxer type engine. This comprehensive package, utilises our b ...

EJ22 Closed Deck Block. There are no longer any new closed deck blocks available to buy. We source low mileage blocks from a number of sources, and prepare them ourselves ready for your build. Each block is thoroughly inspected, before unde ...

Our Billet Oil Seperator Cover 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 press ...

Power, Torque, Strength and reliability. These are all benefits brought to you with the RCM 2.1 stroker kit. When thinking of purchasing any engine components (in particular a complete stroker kit) it becomes vital that you make your choic ...

NGK are the World leaders in spark plug technology. With over 80 years of automotive expertise, they are driven by extreme dedication to performance and quality. From OEM to aftermarket, they push the boundaries of innovation to give you th ...
Genuine Subaru oxygen/lambda sensor, as fitted to non turbo impreza's

Exedy have done a fantastic job on their Subaru multi plate clutches kits ticking every single box in the process….we can’t recommend them enough! There are suitable for any high powered applications including both street and competition wo ...

Subaru EJ20 Billet Block Guards – Pair A pair of precision-machined Subaru EJ20 block guards, designed to provide additional support around the cylinder bores of the EJ20 open-deck engine block. The EJ20's open-deck design leaves the upper ...

RCM Timing Belt Idler Post Restoration Precision Engineering for Maximum Timing Belt Reliability After more than 36 years of building Subaru EJ engines, we've seen first-hand how age and repeated engine rebuilds can take their toll on the t ...
FERODO DOT 5.1 Brake Fluid 500ml FERODO DOT 5.1 Brake Fluid is a premium high-performance glycol-ether based brake and clutch fluid designed to deliver consistent braking performance under demanding driving conditions. Engineered for modern ...

Precision cylinder head face skimming for Subaru EJ engines.Price is per cylinder head skim. Restores a perfectly flat sealing surface to ensure reliable head gasket performance. An essential process carried out with meticulous attention to ...

The Process West range billet manifolds is a no holds barred manifestation of what is possible under the hood of a WRX/STI when perfect aesthetics meet high end performance. What you see here is the result of years of research and testing, ...

The Process West range billet manifolds is a no holds barred manifestation of what is possible under the hood of a WRX/STI when perfect aesthetics meet high end performance. What you see here is the result of years of research and testing, ...

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 ...

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 ...

Fresh air ALS (Anti Lag System) Valve sensor as used on all the Gobstopper projects. This is listing is for the valve sensor which mounts to the top of the valve.

A must-have tool for efficient brake servicing, the RCM Brake Caliper Piston Spreader is designed to quickly and safely retract caliper pistons when replacing brake pads. Engineered for both professional workshops and performance enthusiast ...

RCM Replacement Diaphragm – Performance Fuel Pressure Regulators Maintain peak performance. Preserve total control. Ensure your RCM Performance Fuel Pressure Regulator continues to deliver the precision and reliability your Subaru tuning se ...