In the ACL Race Series, the unique combination of design, metallurgy and engineering come together to deliver what drivers expect from high performance Tri-metal engine bearings. Designed to withstand higher RPM conditions, ACL Race Series ...

A Genuine Subaru Water Pump Casting Seal.

Timing Belt Tensioner, to suit V3+ Cars, manufactured from 08/1996 - 2014
STi Battery Clamp. Great underbonnet finishing touch for your Impreza. The STI Battery Clamp is designed to be used with a smaller JDM size D battery (which is standard on certain JDM cars).

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 ...

Fitting an RCM Oil Catch tank kit offers many benefits. On a standard engine oil vapour from the crankcase and cylinder heads are usually recycled back through the air intake system. This oil contaminated air is then ingested by the engine ...
A genuine Subaru large orange Block O Ring seal, this is a water seal and is sandwiched between the 2 block halves.

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 ...

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 Subaru Magnetic Service Apron Kit Protect your pride and joy while you work with the RCM Subaru Service Apron designed for both passionate DIY enthusiasts and professional workshops. This high-quality, magnetic apron set provides reliab ...

This RCM high-strength stainless steel bolt is 40% stronger then the OEM part and is compatible with both Subaru part number 13069AA063 and the RCM High Grip Kit - RCM2857. Designed for high-performance EJ engines, it offers significantly i ...

These are Genuine OE Subaru Piston ring sets. Top ring thickness: 1.15mm Middle ring thickness: 1.15mm Oil Control Ring Thickness: 2.55mm Rings available in standard bore size - 99.50mm, 99.75mm and 100.00mm.

These are Genuine OE Subaru Piston ring sets. Top ring thickness: 1.15mm Middle ring thickness: 1.15mm Oil Control Ring Thickness: 3.00mm Rings available in standard bore size - 92.00mm, 92.25mm and 92.50mm.

This kit is purely for the aluminium seals in the RCM Block Case Blanking Kit.
In the ACL Race Series, the unique combination of design, metallurgy and engineering come together to deliver what drivers expect from high performance Trimetal engine bearings. Designed to withstand higher RPM conditions, ACL Race Series E ...
Genuine Subaru gudgeon pin circlips available individually or as a set of x8.

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 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 ...
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?

If your serious about building EJ Subaru engines, these brackets are an absolute god-send! Simply bolt the brackets to your work bench and once you've assembled your short engine you can bolt it down onto the brackets. When you come to torq ...

This is a replacement toothed drive belt for an RCM Subaru Dry Sump kit. There are x2 options available. The earlier pre-2025 year kits ran a 19mm width drive belt. 2025+ kits ran a 25mm wide belt for increased belt grip. To run the 25mm wi ...

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 70cm lever gives you great leverage ...

The RCM Dry Sump Pressure Variation Spring Kit allows you to custom modify the pressure window that the kit operates in. The adjustment screw on the side of the pump then allows for fine tuning. The kit comprises of x9 coloured springs each ...

A Genuine Subaru Eccentric Idler Pulley >1996