This is a Pleiades Performance engine build rated to 550hp. The pictures are from a recent 550hp rated build. We are happy to take a deposit to start the engine build process. 1000 miles of running is required and it is a drop in engine ready to go!
 
General Specification:
EJ20 factory closed deck block
All machining and piston ring gaps done by Roland Alsop Engineering
Mahle 2618 pistons
Manley 625 custom H beam rods
EJ25 litre nitrided crank
Supertech intake and exhaust valves
Standard cams
Solid lifters
Cam covers vapour blasted
Single AVCS EJ20 heads with port blend by Roland Alsop Engineering
ARP 550hp rated 11mm head studs
Twin scroll sump and dipstick
New RCM supplied Arashi water pump 
New 11mm Subaru oil pump 
STI timing belt
New seals used during assembly
 
1 year warranty from assembly related failures if mapped by Bob Rawle or Pleiades Performance. Track use covered if an oil pressure and coolant pressure protection strategies used within the ECU. Terms and conditions will be provided with the sales receipt.
 
Happy to post on a pallet at buyer’s expense or collection preferred from Cardiff.