
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 ...

RCM / OMEGA Piston Ring set EJ22 for all RCM Omega pistons. We only use the very best rings sets to compliment the range of Omega pistons that we have developed. Rings available in standard bore size - 97.00mm, 97.25mm, 97.50mm and 98.00mm.

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 ...

Our Billet Gudgeon Pin Cover & Oil Seperator Cover kit 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 ...

Having the right tools around you makes life so much easier and allows you to do the job properly, not only for dismantling and assembling components, but also diagnosing faults. This cylinder leakage tester allows you to get a really good ...

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 utilsing a standard or e ...

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 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 ...

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 ...

The latest evolution of our proven and hugely successful 14/12mm 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 ...

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 ...

This tool locates onto the hex found on the camshaft pulley stopping the pulleys rotate during a timing belt change.

The EJ22 block case came with an additional breather on top of the block. In most cases when using the block case for tuning applications, the large single breather at the back of the block case is adequate for crank case ventilation and th ...
RCM Bronze Exhaust Valve Guide. You will need to select 8 for a complete engine.
RCM Bronze Inlet Valve Guide. You will need to select 8 for a complete engine.

RCM400 2.0L Thick Wall High Compression 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 met ...

A Genuine Subaru Timing Belt EJ207 1998+EJ20/22/25

Genuine Subaru Short Block, as fitted to V7-8 UK STI 6 speed Impreza

Genuine Subaru STi Conrod as fitted to 2008+ EJ207 and EJ257

RCM Magnum gudgeon pins. These are suitable for very high torque applications including the use of Nitrous. NB - You will need to order 4 x Pins for a complete engine.

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 ...

IAG's Stage 3 Closed Deck converted case halves were created to be the most affordable, cost-effective short block modification for the Subaru EJ25 turbo engines. The deck surface is machined to accept specially CNC’d cast inserts that s ...

RCM Subaru EJ Series Dry Sump Drive Pulley Upgrade Kit Upgrade to 34mm Wide Pulley for Improved Belt Grip & Reliability The RCM Dry Sump Drive Pulley Upgrade Kit is a complete solution designed to upgrade early-generation (pre-2025) RCM ...