Get a ready-to-install performance upgrade for your Subaru with the FiP-LB-500 Long Block. This professionally assembled engine features forged internals and upgraded components, rated to handle 500whp.

Key Features

• Short Block:

  • Je Forged Pistons (2618 Alloy, 99.50mm Bore)

  • King or ACL Main & Rod Bearings (Calico Coated)

  • H-Beam Connecting Rods (ARP 2000 Rod Bolts)

  • OEM Subaru Case Halves and Case Bolts

  • OEM Subaru 2017+ STI Crankshaft

  • Blueprinted & Assembled at Fi Performance

• Cylinder Heads:

  • Brand New Subaru OEM EJ25 Head Castings

  • Performance Valve Job

  • OEM Intake & Exhaust Valves

  • BC 272 Camshafts

  • Bench Lash Camshaft Buckets/Lifters

  • Single Valve Springs & Titanium Retainers

  • OEM Valve Spring Seats & Stem Seals

• Accessories, Fasteners, & Covers

  • New Timing Components (Covers, Sprockets, Belt)

  • OEM Head Gaskets & Seals

  • ARP 2000 Head Studs

Customization: Choose your specific head type (D25, V25, N25, W25) in the dropdown menu.

Note: Dual AVCS models have an additional cost. Usually ready in 5+ days