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RCM Billet Fuel Rail Conversions are the perfect addition to any performance engine project which is utilising the earlier V3 or V4 Inlet Manifold. A problem which is all to often faced when using this type of manifold is the inability to use larger injectors. This kit is specfically designed for the V3 / 4…

RCM Billet Fuel Rail Conversions are the perfect addition to any performance engine project which is utilising the earlier V1 or V2 Inlet Manifold. A problem which is all to often faced when using this type of manifold is the inability to use larger injectors. This kit is specfically designed for the V1/2 manifold, and…

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 to install a sandwich plate behind your oil filter to fit more than…

RCM Heavy Duty Block Case Location Dowel Pair. These dowels are to replace the standard Subaru dowels (between the block halves) which are not available to buy. They are a much thicker dowel than the standard, and are threaded to make removal an easier process.

The RCM Billet Half Moon seals (also known as cylinder head plugs) have been specifically designed to replace the problematic OE plastic seals which become hardened and brittle with the constant temperature changes, eventually leaking and requiring replacement again. Manufactured from high grade aluminium, these RCM engraved replacements will not suffer from these issues. Fitting…

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 manufacturing. So why forged? A forging is still the best way to manufacture a piston, not just from…

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. Manufactured from 4340 forgings to our exacting standards, each set of rods is weight matched to +/-…

This fitting kit would be used when fitting a complete 3″ exhaust system to all Imprezas (Except for Twin Scroll) or when fitting the RCM exhausts RCM348 or RCM636. RCM exhaust fitting kits provide all the necessary items needed to compliment and complete your RCM exhaust parts. Each kits comprise of genuine Subaru high quality…

RCM Turbo Outlet hose, for use on vehicles with a rotated turbo installation.

RCM Stainless Steel Block Adaptor which screws into the bottom of the engine block connecting to the oil cooler modine water hose. Being made from Stainless steel, it completely eliminates the problem of corrosion, this is a direct replacement for the Genuine Subaru part. The OE part is prone to rust and corrosion, and isn’t available…