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Subaru EJ251 EJ253 - SOHC

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      If you are looking for a Quality Rebuild for your SOHC Legacy, Forester, Outback, or Impreza; look no further.  We use the best OEM parts, and the best machine work!  All of our Subaru engines are Torque Plated, and honed to the piston.  This creates optimal piston ring seal, to hold in your compression.  We also include oil galley porting to all of our EJ cases, which is a much needed modification to any Subaru Case.  Don't Settle For Less!  

EJ251 = Most 99-04 SOHC

EJ253 = Most 05+ SOHC w/ AVCS

Topline Performance Rebuild
Stage 1 for N/A Applications
Starting at $4,995
Stage 1.5 Crate Engine
Starting at $4,995
Stage 3 Crate Engine
Starting at $6,995
  • Manley Performance Forged Pistons

  • Manley Performance H Beam Rods

  • Scat Billet Crankshaft

  • New Bearings (ACL/King)

  • ARP Main Studs

  • Cometic Head Gasket (MLS)

  • ARP Head Studs

  • Manley Performance Stainless Valves

  • Manley Performance Valve Springs

  • Manley Performance Titanium Retainers

  • New OEM Oil Pump

  • New Gates Water Pump

  • New Gates Racing Timing Belt

  • Aftermarket Cams Optional

  • Porting Optional

Spec Plus Crate Engine
Daily Driver Application
Starting at $3,995
Stage 2 Crate Engine
Starting at $5,995
  • Mahle / Supertech Pistons

  • Manley Performance H Beam Rods

  • Subaru OEM Induction Crankshaft

  • King Bearings

  • OEM Main Bolts

  • Cometic Head Gasket (MLS)

  • ARP Head Studs

  • Manley/Supertech Stainless Valves

  • Supertech Valve Springs

  • Supertech Titanium Retainers

  • New OEM Oil Pump

  • New AISIN Water Pump

  • New AISIN Timing Belt

  • Aftermarket Cams Optional

  • Porting Optional

Stage 5 Crate Engine
Starting at $7,995
  • Manley Performance Forged Pistons

  • Manley Performance I Beam Rods

  • Manley Peformance Billet Crankshaft

  • New Bearings (ACL/King)

  • ARP Main Studs

  • Cometic Head Gasket (MLS)

  • ARP Head Studs

  • Supertech Stainless / Inconel Valves

  • Supertech Valve Springs

  • Supertech Titanium Retainers

  • New Orbit Oil Pump

  • New Gates Water Pump

  • New Gates Racing Timing Belt

  • Aftermarket Cams Optional

  • Porting Optional

Additional Parts for EJ251/3 SOHC
  • Moroso Oil Pickup Tube

  • Aftermarket Fluidamper

  • Aftermarket Cam Gears 

  • Aftermarket Clutch Kit

  • Aftermarket Flywheel

  • Topline EJ253 Pistons

  • ​​

Additional Services for EJ251/3 Engines
  • COMPLETELY RECONDITIONED CASE!

  • Torque Plate Honing Included

  • Line Honing Included!

  • Pinned Deck Conversion +$250

  • ​O-Ring Conversion +$120

  • Oversize Head Studs +$120

  • Running Stand Break In  +$400

  • Engine Dyno Pro Tuning (Call)

  • Ceramic Coated Pistons / Skirts +$120

  • Ceramic Coated Combustion Chambers +$120

  • Dynamic Balancing +$180

  • Supertech Bronze Guides +220

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All Blocks are Torque Plate Honed + Line Honed .002"

Pinned Deck Conversions Add $250

Supertech Bronze Guides +$220

Pinned Main Conversions +$250

Darton Race Sleeves +$1550

CNC Porting +$1250

Newen CNC Profile Seats +$800

Big Bore Conversions - Call 

Bulk Orders / No Core - Call 

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