The latest evolution of our proven and hugely successful 14/14mm RCM Head Stud Kit designed for the ultimate in engine performance and reliability! Introducing the new RCM 14mm Superstud Head Stud Kit. Our engineers have taken the ultimat ...
The RCM oil filler blanking kit has been designed to be installed on applications where engine oil is no longer poured into the engine via the normal oil filler neck, for example where a dry sump system has been installed which uses an oil ...
RCM Uprated Inlet Valve, for V5+ Heads
RCM's own 100mm Aluminium supn induction trumpet, used for installing cone filters.
An essential part of modifying your Impreza engine is having the ability to supply the cylinder with enough fuel during the combustion process. Our 550cc high performance, injectors are designed to fit Subaru Imprezas from 1998 to 2000 and ...
RCM prides itself having OE parts manufacturers as their technical partners. This is never more important than with our range of RCM Power Parts timing belt kits where we are working closely with NTN, NSK, Koyo & Aisin to formulate our ...
These are great news if you need to seal up your engine for what ever reason. Be it during the build process or you need to transport your engine and want to stop debris or foreign objects entering the ports. Made from 5mm anodised aluminiu ...
These piston rings are a direct replacement for the Genuine Subaru piston ring set that are no longer available from Subaru in Japan. These cover model years 1992-1998. The set consists of a top, middle and lower oil control ring. Rings ava ...
More and more Impreza's are now becoming Collectors Items, and restorations are commonplace. One part which is no longer available from the manufacturer are the seals used as a protective barrier between the side skirts and bodywork These h ...
"Competition improves the breed " they say and this is a great example! This anodised Billet R180 rear differential cover has been developed off the back of RCM’s inhouse Gobstopper projects which have been used extensively and successfully ...
RCM Uprated Exhaust Valve set, for V1-V4 Heads
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 ...
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 ...
RCM's own 80mm Aluminium spun induction trumpet, used for installing cone filters. Available in red, black or raw silver. Beautifully sculpted to allow maximum airflow into the turbo inlet track, these trumpets have been design to be used w ...
The RCM O Ringed Thermal spacer kit contains everything required to install our Phenolic Spacers to your Subaru. The kit is designed to aid in the reduction of the air inlet temperatures in the inlet manifold, by isolating the manifold from ...
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 ...
This 3" centre section has been made from the highest grade, stainless steel pipework and flanges, offering no gas flow restriction at all and so giving great performance. To assist the back box with the reduction of noise emissions, it has ...
RCM Unequal Length Stainless Steel Headers offer increased power and torque. Our exhaust manifolds not only offer significant performance gains across a range of areas but are also manufactured to the highest of standards. Manufactured wit ...
Hardened mounts have long been a valuable asset to any engine rebuild or form of chassis tuning. Aimed primarily for track and circuit users our modified mount is based around the already improved STI version but with the addition of furth ...
Subaru side feed injector seals are essential components of the fuel injection system in many Subaru vehicles, particularly those with horizontally opposed engines (Boxer engines). These seals ensure a proper seal between the fuel injectors ...
Roger Clark Motorsport has developed their own range of high quality lightweight auxiliary engine pulleys for V8+ Subaru Impreza'sMade from the highest quality aluminium, these pulleys have been manufactured utilising the latest CNC techniq ...
Roger Clark Motorsport has developed their own range of high quality lightweight auxiliary engine pulleys for Subaru Impreza's manufactured from 1992 to 2000. Made from the highest quality aluminium, these pulleys have been manufactured ut ...
RCM / OMEGA Piston Ring set for all RCM EJ20 Omega pistons. They are compatible with 2.0 litre and 2.1 litre spec Omega pistons. We only use the very best rings sets to compliment the range of Omega pistons that we have developed. Rings ava ...
Roger Clark Motorsport have developed their own high performance MAFLESS induction kit for all Impreza's, allowing greater unrestricted air flow and improved engine response. This kit is for use with Rotated Turbo setups, using the larger R ...