Forged Con Rods
These con rods are forged from 4340 steel.![]()
They come complete with ARP2000 rod bolts and are ready to use.
£395
Billet Steel Crankshafts
Made from 4340 steel, core hardened then nitrided and inspected to very strict tolerances.
They are avalible in 75mm,79mm and 80mm strokes and all come in duel thrust styles.
£995
Pistons By

We have a full range of Wossner pistons avalible.
From £425
At Performance Developments we offer a comprehensive service to Subaru owners. We are happy to offer advice about the most appropriate upgrade or part for your car. Just ring and ask for Paul or Stephen.
Performance packages are available as well as a bespoke service to design and implement exactly what the customer requires.
Full details of our services are set out below.
Just click the relevant link.
All prices exclude VAT.
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