Subaru EJ251 EJ253 - SOHC
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
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New King Bearings
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New OEM Main Bolts
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Topline Head Gakset
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Topline Head Bolt Kit
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Topline Intake / Exhaust Valves
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Supertech Valve Springs
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Supertech Retainers
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Topline Hydralic Lifters
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Topline Water Pump
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Topline Timing Belt Kit
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Topline Gasket Kit Included
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Delta Camshafts 264/264
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STAGE 1 PORT Included​​
Stage 1.5 Crate Engine
Starting at $4,995
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King Bearings
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OEM Main Bolts
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OEM Head Gaskets
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ARP Head Bolts
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Supertech Intake / Exhaust Valves
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Supertech Valve Springs
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Supertech Retainers
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AISIN Water Pump
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AISIN Timing Belt Kit
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OEM Gasket Kit Included
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Cams and Porting are Optional
Stage 3 Crate Engine
Starting at $6,995
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Manley Performance Forged Pistons
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Manley Performance H Beam Rods
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New Bearings (ACL/King)
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ARP Main Studs
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Cometic Head Gasket (MLS)
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ARP Head Studs
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Manley Performance Stainless Valves
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Manley Performance Valve Springs
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Manley Performance Titanium Retainers
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New Gates Water Pump
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New Gates Racing Timing Belt
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Aftermarket Cams Optional
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Porting Optional
Spec Plus Crate Engine
Daily Driver Application
Starting at $3,995
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New King Bearings
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New OEM Main Bolts
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Topline Head Gasket
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Topline Head Bolts
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Topline Valves
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Tested / Cleaned Valve Springs
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Tested / Cleaned Retainers
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New AISIN Water Pump
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New AISIN Timing Belt Kit
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Topline Gasket Kit Included
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Cams and Porting are Optional
Stage 2 Crate Engine
Starting at $5,995
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Mahle / Supertech Pistons
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Manley Performance H Beam Rods
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King Bearings
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OEM Main Bolts
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Cometic Head Gasket (MLS)
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ARP Head Studs
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Manley/Supertech Stainless Valves
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Supertech Valve Springs
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Supertech Titanium Retainers
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New AISIN Water Pump
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New AISIN Timing Belt
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Aftermarket Cams Optional
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Porting Optional
Stage 5 Crate Engine
Starting at $7,995
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Manley Performance Forged Pistons
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Manley Performance I Beam Rods
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Manley Peformance Billet Crankshaft
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New Bearings (ACL/King)
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ARP Main Studs
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Cometic Head Gasket (MLS)
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ARP Head Studs
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Supertech Stainless / Inconel Valves
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Supertech Valve Springs
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Supertech Titanium Retainers
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New Gates Water Pump
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New Gates Racing Timing Belt
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Aftermarket Cams Optional
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Porting Optional
Additional Parts for EJ251/3 SOHC
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Moroso Oil Pickup Tube
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Aftermarket Fluidamper
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Aftermarket Cam Gears
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Aftermarket Clutch Kit
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Aftermarket Flywheel
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Additional Services for EJ251/3 Engines
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Torque Plate Honing Included
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Line Honing Included!
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​O-Ring Conversion +$120
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Oversize Head Studs +$120
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Running Stand Break In +$400
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Engine Dyno Pro Tuning (Call)
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Ceramic Coated Pistons / Skirts +$120
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Ceramic Coated Combustion Chambers +$120
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Dynamic Balancing +$180
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Supertech Bronze Guides +220