Roger Clark Motorsport

Roger Clark Motorsport has developed their own range of high quality lightweight auxiliary engine pulleys for Subaru Impreza's manufactured from 2003-2007.Weighing in at just 278grams and made from the highest quality aluminium, these pulle ...

Roger Clark Motorsport has developed their own range of high quality lightweight auxiliary engine pulleys for Subaru Impreza's.Made from the highest quality aluminium, these pulleys have been manufactured utilising the latest CNC techniques ...

RCM Camshaft Kits have been designed and developed in house, to ensure that they deliver the maximum power possible over a wide power band. Each Cam is precision ground and polished from a new blank to the same exacting standards and tolera ...

Roger Clark Motorsport have developed the ultimate range of stock position hybrid Subaru turbos to suit EJ20, 22 & 25 engine platforms in both single scroll and twin scroll configurations. Our turbos have been developed to maximise powe ...

Roger Clark Motorsport have developed the ultimate range of stock position hybrid Subaru turbos to suit EJ20, 22 & 25 engine platforms in both single scroll and twin scroll configurations. Our turbos have been developed to maximise powe ...

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 ...

Roger Clark Motorsport have developed their own high performance induction kit for the New Age Impreza, allowing greater unrestricted air flow and improved engine response. One of the most important things when trying to increase the power ...

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 ...

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 elim ...

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 External Wastegate V Band Fitment (45mm), for use with RCM twisted turbo kit (RCM570)

RCM Double Valve Spring Set. Suitable for use on V5+ Cylinder Heads, with the correct spring seats and retainers. Our valve springs are designed and manufactured to reduce valvetrain harmonics, increase durability and provide an increase ...

The RCM "Street Spec" conrod has been introduced to compliment our existing range, fitting between OE and the RCM / Arrow H section rods, rated up to 400Bhp. Not recommended for use with sequential or flat shift configurations. Manufactur ...

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 1992 to 1998 and ...

RCM Subaru Adjustable Vernier Camshaft Pulleys RCM Subaru Adjustable Vernier Camshaft Pulleys are precision-engineered for high-performance and competition Subaru engines, delivering accurate cam timing adjustment with uncompromising streng ...

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 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 ...

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 ...

The RCM1540 Extreme 11mm Head Stud kit is an absolute must for your performance build. Manufactured from Aircraft Grade S99 Steel, and with a tensile strength in excess of 237,000 Psi (1640MPa), our 11mm kit reduces head movement under boos ...

RCM Billet Fuel Rails are the perfect addition to any performance engine project. Our billet rails are designed and manufactured to cater for performance Injector Dynamics top feed injectors where the need for improved fuel feed and routing ...

In our eyes the ultimate Subaru big end bearing set as used in all our high powered EJ engines including the RCM Gobstopper program. On such a crucial component, why compromise?    

The RCM wheel bearing kits have been sourced direct from OE parts manufacturers, ensuring the quality remains as high as possible, whilst maintaining a lower price for owners on a budget. The kit comes complete with wheel bearing, new inner ...

This kit is purely for the aluminium seals in the RCM Block Case Blanking Kit.   

An essential part of modifying your Impreza engine is having the ability to supply the cylinder with enough fuel during the combustion process. Our 1700cc high performance, top feed injectors are designed to fit Impreza's from 2001 onward ...