Engine

An RCM alloy blanking plug for the EJ series engine block case, sized to replace the genuine Subaru part. Thread diameter 36mm; includes a genuine Subaru sealing washer (36mm ID x 44mm OD x 1.5mm thick).

WRC Cylinder Head O-ring seal from RCM. The left- and right-hand seals are identical. Fitment is limited to Version 3 and 4 cylinder heads, and the cylinder head must be modified to accept this seal. Priced per single seal.

A set of four RCM WRC EJ20 Nikasil-coated cylinder liners, machined to a 92.50mm bore. Intended for EJ20 block builds.

An RCM alloy blanking plug for the EJ series engine block case, used as a gudgeon pin blank or when deleting the oil cooler modine. Thread diameter 28mm; includes a genuine Subaru sealing washer (28.2mm ID x 33.5mm OD x 1.0mm thick).

CREST CNC billet block for the Subaru EJ22, CNC-machined from solid 6061-T6 aerospace-grade aluminium as an alternative to the factory casing for high-power builds. Features Darton ductile sleeves, an ARP case bolt kit, a 4-bolt main tunnel and 8 main dowels. CREST CNC states it is designed and tested to support up to 1000hp with…

The RCM700 2.35L Closed Deck Block High Compression Short Engine is a high-compression Subaru EJ-series short engine assembled by RCM, built around a closed deck block in 2.35L configuration. Each unit is finished with an individual build tag recording its specification, builder and date. Please contact Scooby Upgrades to confirm exact vehicle and engine compatibility…

The RCM600 2.35L Closed Deck Block High Compression Short Engine is a high-compression Subaru EJ-series short engine assembled by RCM, built around a closed deck block in 2.35L configuration. Each unit is finished with an individual build tag recording its specification, builder and date. Please contact Scooby Upgrades to confirm exact vehicle and engine compatibility…

The RCM500 2.35L Closed Deck Block High Compression Short Engine is a high-compression Subaru EJ-series short engine assembled by RCM, built around a closed deck block in 2.35L configuration. Each unit is finished with an individual build tag recording its specification, builder and date. Please contact Scooby Upgrades to confirm exact vehicle and engine compatibility…

The RCM700 2.0L Closed Deck Block High Compression Short Engine is a high-compression Subaru EJ-series short engine assembled by RCM, built around a closed deck block in 2.0L configuration. Each unit is finished with an individual build tag recording its specification, builder and date. Please contact Scooby Upgrades to confirm exact vehicle and engine compatibility…

The RCM600 2.0L Closed Deck Block High Compression Short Engine is a high-compression Subaru EJ-series short engine assembled by RCM, built around a closed deck block in 2.0L configuration. Each unit is finished with an individual build tag recording its specification, builder and date. Please contact Scooby Upgrades to confirm exact vehicle and engine compatibility…