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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.

SKU: SEN1192

Air conditioning delete kit that replaces the factory bracket holding the alternator and AC pump with a smaller, lighter aluminium bracket. Includes new fixings to mount the bracket and support the alternator.

SKU: RCM1617

RCM induction kit for early Impreza models (Subaru Impreza 1992-2000 (GC/GF)), available in silver, red or black. Uses the standard air flow meter assembly and a cotton cone filter (170mm high, 160mm diameter flange) with a stainless steel clamping ring.

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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.

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RCM TGV (Tumbler Generator Valve) thermal delete kit for 2001-2013 Impreza WRX/STI (GD/GG, GR/GV) and 2003-2007 Forester (SG), available in red or black. Removes the standard butterfly valves, sensors and motors and adds heat spacers to reduce inlet manifold temperature; supplied with a replacement bolt kit and all manifold gaskets.

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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.

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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.

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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.

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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.

SKU: RCM1570

RCM Lightweight ancillary pulley kit for 1992-2000 Impreza, retains air-con. 1.18kg vs OEM, a stated 1.95kg saving.

SKU: RCM204