Specifications
Part Details:
The IAG Long Block Basic Installation Kit is a complete, cost-effective solution designed to supply the essential components needed to properly install a new or rebuilt Subaru EJ-series long block. Intended for WRX, STI, Forester XT, and Legacy GT platforms, this kit focuses on core installation needs—sealing, timing, oiling, cooling, and break-in—so your engine can be installed cleanly and reliably.
By packaging OEM-quality parts and IAG performance components together, this kit simplifies the installation process and helps ensure consistent fitment and durability without the complexity of sourcing parts individually.
Vehicle Fitment Overview
Designed for Subaru EJ25 engines used in WRX, STI, Forester XT, and Legacy GT models. Full year-by-year compatibility is listed in the Vehicle Fitment tab above.
This is an installation support kit and does not include an engine assembly.
What This Kit Is For
- Installing a new EJ25 long block
- Completing a clean engine replacement with essential components
- Ensuring proper sealing, timing, oiling, and cooling during installation
- Providing required fluids for initial engine break-in
Package Contents
Each IAG Long Block Basic Installation Kit includes the following components to support a complete and reliable installation:
- Two gallons of premixed coolant
- Six liters of break-in oil for the first 50 miles
- Fifteen liters of break-in oil
- Four oil filters
- Four oil drain plug washers
- OEM Subaru engine gasket kit
- Complete timing belt kit
- IAG timing belt guide
- Water pump
- Thermostat
- OEM oil pan
- OEM 11mm oil pump
- IAG oil pickup
- Filtered banjo bolts
- Turbocharger exhaust gaskets
- NGK one-step-colder spark plugs
- Cam gear bolts
- AVCS gaskets
Benefits & Advantages
- Provides the core components needed for EJ25 long block installation
- Includes fluids required for initial engine break-in
- Reduces installation time by consolidating essential parts into one kit
- Ensures OEM-quality sealing and compatibility
- Ideal companion for IAG EJ25 long block engines
Important Notes
- Vehicles that have experienced a bearing failure may require additional components
- AVCS cam gears, AVCS solenoids, and the oil cooler are not included and may be required depending on engine condition
- Professional installation is recommended
- Installation should follow Subaru factory service procedures
Learn more about IAG Performance engine and reliability solutions
Shipping
Shipping Options:
WrenchMastersAuto.com ships your performance parts safely, quickly and conveniently nationwide via the most trusted shipping carriers such as: UPS, Fed Ex, USPS, and DHL.
Delivery Times:
- In Stock: 3-7 Business Days
- Custom Orders: 2-6 Weeks, Please Email: [email protected] or Call: 727-565-9808 for Questions.
Enjoy FREE SHIPPING on most orders over $199!
Contact WrenchMasters
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