Engine Building


We offer an extensive line up of custom staged Subaru engine builds for people looking to repair, replace or build the engine of their dreams. We have access to superior OEM pricing for those looking to replace their engine components with original new Subaru equipment.

Additionally, we have access to very reputable machining, and we only sleeve with Darton directly for the highest quality control. Anything from basic to extreme, we can make it happen. Contact us today with your goals and we can help you reach them.


AWDTuning Engine Builds/Projects

Staged Engines


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Stage One – 400whp/400wtq
-New OEM Subaru case halves
-New Nitride coated crankshaft
-Fresh hone
-ACL Race bearings
-JE FSR/JE Hybrid or Arias custom pistons
-STi rods
Price $3000



Stage Two – 500whp/500wtq
-New OEM Subaru case halves
-New Nitride coated crankshaft
-Fresh hone
-ACL Race bearings
-JE FSR/JE Hybrid or Arias custom pistons
-Manley H-Beam rods
Price $3600

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Stage Three – 600whp++/550wtq
-New OEM Subaru case halves
-New Nitride coated crankshaft
-Fresh hone
-ACL Race bearings
-JE FSR/JE Hybrid or Arias custom pistons
-Pauter X-Beam rods
Price $4000

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Stage Four – 800whp++/600++wtq
-Darton Sleeved EJ257, Copper O-ring installed
-New Nitride coated crankshaft
-Fresh Bore to piston size &  hone
-ACL Race bearings
-Arias custom pistons
-Pauter X-Beam rods
Price $6000