Roger Clark Motorsport

Parallel fuel lines are a great addition to any engine, not only do they provide a more consistent volume of fuel to your injectors but they also yield key safety benefits. With Subaru's standard fuel system design, fuel is fed by a pump f ...

RCM Billet Fuel Rails are the perfect addition to any performance engine project. Our billet rails are designed and manufactured to cater for top feed injectors where the need for improved fuel feed and routing is paramount. With Subaru's s ...

A key concern with any Subaru EJ engine, which has been tuned for performance or race use, is that of a reliable oil supply. A Dry Sump System can offer levels of safety and reliability which cannot be achieved when utilising a standard or ...

Parallel fuel lines are a great addition to any engine, not only do they provide a more consistant volume of fuel to your injectors but they also yield key safety benefits. RCM have many different parallel fuel rail options and kits availa ...

The RCM thermostatically controlled sandwich plate has been designed and manufactured so that the oil lines can be directed at multiple angles, this allows fitting with all variants of exhaust manifolds (including twin scroll, equal and une ...

The RCM throttle wedge is a part which can greatly aid in reducing cost and time when installign a reverse facing manifold. Designed to be used on V7+ Manifolds, the wedge is designed to be welded directly onto your manifold, and allows th ...

RCM Titanium retainers, for use with our own double valve springs and the later style buckets with intergrated shims. This is for a set of 16 retainers.

Developed in conjunction with the WRC engine valves, Roger Clark Motorsport have developed their own range of high quality uprated valve springs. These springs offer an increased spring rate over the standard genuine spring, helping to eli ...

The High Grip Tensioner System has been developed as a solution to the problem of belts bouncing and skipping teeth at high RPM, which can have catastrophic results. For many years, race and rally teams have preferred to use the original 2 ...

EJ20 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 ...

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 dislodge ...

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 ...

RCM's on Hydraulic Clutch Release Bearing Kit. This kit is needed to be fitted when an uprated Push actuated clutch is to be used (in place of the normal Pull type clutch)

RCM Billet Fuel Rail Conversions are the perfect addition to any performance engine project which is utilising the earlier V1 or V2 Inlet Manifold. A problem which is all to often faced when using this type of manifold is the inability to ...

The High Performance Torque Lubricant has been created specifically for RCM, to be used in conjunction with our extensive range of performance engine components. With its unique blend of anti-wear chemicals and high graphite content, the RC ...

The RCM696 rear silencer back box is designed to fit 2 and 4 door Impreza's from 1992 - 2007. These are hand crafted from high grade stainless steel 2.5" pipe work, mounting flanges and hangers. It retains the standard 2.5" exhaust diamete ...

The RCM332 rear silencer / back box is designed to fit 2 and 4 door Impreza's from 1992 to 2007. Retaining the standard 2.5" pipework, this silencer is hand crafted using high quality stainless steel pipe work and flanges, designed to enha ...

This RCM exhaust centre section is designed to fit Euro specification Impreza's from 2001 onwards. It is also compatible with the 2006 2.5 litre Impreza. It is designed to allow a freer flow of gases by removal of any restriction caused by ...

This RCM exhaust centre section is designed to fit Impreza's from 1992-2000 It is designed to allow a freer flow of gases by removal of any restriction caused by either a silencer or catalytic converter. Manufactured from the finest quali ...

An essential part of modifying your Impreza engine is having the ability to supply the cylinder with enough fuel during the combustion process. Our 1300cc high performance, top feed injectors are designed to fit Imprezas from 2001 onwards ...

An essential part of modifying your Impreza engine is having the ability to supply the cylinder with enough fuel during the combustion process. Our 740cc high performance, injectors are designed to fit Imprezas from 1998 to 2000 and are a ...

An essential part of modifying your Impreza engine is having the ability to supply the cylinder with enough fuel during the combustion process. Our 740cc high performance, injectors are designed to fit Imprezas from 1992 to 1998 and are a ...

RCM Billet Fuel Rails are the perfect addition to any performance engine project. Our billet rails are designed and manufactured to cater for earlier side feed injectors where the need for improved fuel feed and routing is paramount. Prec ...

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 ...