RCM Power Parts

One weak area on the Subaru EJ series engines is Subaru's use of the plastic Bakalite cam gear drive pulleys. Over time, these become brittle and eventually fail causing catastrophic failure and internal engine damage. Avoid this by fittin ...

The RCM 11mm Performance Head Stud Kit is the perfect addition to any high performance engine build. Manufactured from S99 Steel with a certified minimum yield strength of 1080 MPa our new Performance Studs offer a substantially greater for ...

When the classic Impreza off the production line the rear light clusters were bonded in with a body sealer. Over time and if the clusters have been removed & refitted a few times following any bodywork it's possible for these to leak al ...

Rear light clusters on the New Age Impreza have a simple foam seal which sat between the body and the light cluster. Over time and if the clusters have been removed & refitted a few times following any bodywork it's possible for these t ...

Blanking plug for the PCV location on the inlet manifold. This will be used when a catch tank has been fitted and the PCV removed.

RCM's own Fuel Pressure gauge, for use with RCM fuel pressure regulator. Essential when fitting an aftermarket regulator, to ensure adequate fuel pressure is present. If you require the RCM Fuel Pressure Regulator (not included), please s ...

RCM Subaru Stainless Steel Turbo Stud Upgrade your Subaru’s turbo installation with the RCM Stainless Steel Turbo Stud, engineered to match—and exceed—the durability and reliability of the original Subaru turbocharger hardware. Manufactured ...

More and more 2 door Impreza's are now becoming Collectors Items, and restorations are commonplace. One part which is no longer available from the manufacturer is the Rear Window Trim for the Classic 2 door, meaning your original one will n ...

At the heart of all Roger Clark Motorsport engine builds is the now world renowned RCM Modified oil pump. This clever, effective modification has been designed to assist the Impreza with its oil supply issues and is now regarded as a "must ...

An ideal standard replacement fuel filter for owners on a budget. The high quality Bosch filter provides a cost effective solution which is sourced from OE manufacturers directly, ensuring the highest quality possible, whilst maintaining a ...

The speedo drive on the very early Subarus were cable driven from the gearbox to the drivers dash board. The cable is actually made up of x2 pieces, a short section which screws into the gearbox which then joins a longer section which comes ...

An essential part of modifying your Impreza engine is having the ability to supply the cylinder with enough fuel during the combustion process. Our 1050cc high performance, top feed injectors are designed to fit Impreza's from 2001 onward ...

More flow...more go...right? Here at RCM we've dipped into our 30 years of Subaru experience to give you the ultimate panel filter which is designed to increase airflow into the engine whilst using the standard airbox. Our approach has been ...

The RCM Black Series thermostatically controlled sandwich plate has been specifically and uniquely designed and manufactured around the EJ Subaru engine. Designed in house and drawing on our 30 years of Subaru experience, the sandwich plate ...

This is a great kit when you want to remove the standard OEM oil cooler modine and leave the standard 3 port water pump in place. The kit comprises of: - A male/male adapter to allow you to secure the oil filter directly to block case. -A b ...

RCM Titanium Wheel Nut Set (x20) Titanium wheel nuts are 29% stronger and nearly 50% lighter than steel which results in a decreased rotational wheel mass, quicker acceleration and handling benefits in high performance applications. Additi ...

RCM Clear Timing Belt Cover Kit for 1999 to 2007 Subaru Impreza WRX/STi models Complete outer timing belt cover set in crystal clear polycarbonate material with perfect OEM quality fit and finish. Supplied with genuine Subaru Upper and Lowe ...

Crankshaft pulley bolts are always notoriously tight! This tool helps you to hold the crankshaft pulley whilst un-doing or doing up the crankshaft pulley bolt during the build or rebuild process. The wide 50cm lever gives you great leverage ...

It’s all about marginal gains! New to the RCM Power Parts Range is the RCM Black series 3 port water pump. This assembly features a corrosion resistant satin black finish designed to absorb excess heat which is then circulated into the cool ...

A Metal / Composite 3" Gasket which is used to join 3" sections.

A Genuine Subaru Block Case Bell Housing Plug. Over time these become brittle and hard and the location tags break off.

The RCM Dampened Oil Pickup pipe is the latest addition to our comprehensive range of RCM oil control products for the EJ series engines. The issue of oil surge on the Subaru flat four engine layout is well known and the RCM Dampened Oil P ...

RCM Performance Fuel Pressure Regulators Engineered for Subaru performance. Built for total control. Bring absolute precision and reliability to your Subaru tuning setup with the latest generation of RCM Performance Fuel Pressure Regulators ...

This simple adptor bolts into place on your block, where you can remove an existing bung. It allows for a Defi type sensor to be installed to monitor either oil temperature or oil pressure, depending on your needs. This removes the need t ...