Engine

High-compression forged piston set manufactured by Omega Pistons for the EJ25 engine in WRX/STI models from 2006-2013 (V9+). Supplied in 99.50mm standard bore plus 99.75mm and 100.00mm oversize.

An oil catch tank for right-hand drive Subaru Impreza Turbo models (2001–2007). Vents crankcase and cylinder head vapours into a separate tank; supplied as the tank only, for use with your own breather lines and fittings.

A complete set of replacement block case bolts, containing all the bolts needed to join the two engine block halves together for a new engine build.

A Track Attack oil catch tank for right-hand drive Subaru Impreza applications, designed for high-power use. Vents crankcase and cylinder head vapours into a separate tank, separating oil from air. Please contact Scooby Upgrades to confirm compatibility with your vehicle before ordering.

RCM multi-layer steel cylinder head gasket for the EJ22 engine (2006 onward), 98mm bore with water jacket cut-outs to suit 2006+ cylinder heads. Nitrile-coated, available in two thicknesses and as a single or twin-pack.

RCM’s 2.1-litre EJ20 billet stroker kit, built around an RCM/Arrow 79mm billet crankshaft, RCM/Omega forged pistons, RCM/Arrow H-section connecting rods and ACL race bearings, plus a genuine Subaru short block gasket kit and sealer. Piston sizes from standard to 0.50mm oversize are available.

RCM’s 2.1-litre EJ20 forged stroker kit, built around a Subaru EJ25 heat-treated crankshaft, RCM/Omega forged pistons, RCM/Arrow H-section connecting rods and ACL race bearings, plus a genuine Subaru short block gasket kit and sealer. Piston sizes from 92.00mm standard to 93.00mm oversize are available.

RCM’s 2.1-litre EJ20 budget forged stroker kit, built around a Subaru EJ25 heat-treated crankshaft, RCM/Omega forged pistons, Manley H-beam connecting rods and ACL race bearings. Piston sizes from 92.00mm standard to 93.00mm oversize are available — see options above.

RCM Powerparts performance camshaft kit for non-DBW Subaru STI V7-V9 models (GD/GG, 2001-2007). Please contact Scooby Upgrades for full specification and kit contents, and to confirm exact fitment, before ordering.

An air pump delete kit for Subaru Impreza / WRX STI applications. Please contact Scooby Upgrades to confirm compatibility with your vehicle before ordering.