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Programmable Math Processing
Sequential Staged and Sequential/Multi Point Group Staged injection modes
This Block Is Our Base Non Closed Deck (Semi Closed) Hybrid Ej25 W/ EJ20 Heads With Forged Internals
Increased NVH will be present
The disc is generally smaller and thinner than the OEM disc making for lower inertia and therefore quicker
Outfront Motorsports New 575 EJ255 2.5L Short Block For WRX (For D25 Heads) Legacy 2005-2009 Programmable Math ProcessingThis Block Is Our Base Non Closed Deck (Semi Closed) EJ255 With Forged Internals. Power Rating is 575 BHB This engine consists of the following parts: NEW EJ257 case halves Forged Pistons Outfront Spec CP Forged Pistons for D25 Heads (24cc) Outfront Motorsports H Beam Rods King Performance Bearings New OEM Subaru Black Nitrite Crankshaft Rear Covers, Rear Seal, and Pin Plugs Included!!!
