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IAG Performance Main Journal Pinning Subaru Engine Machine Service (Without Line Honing)
Adding pins to the Subaru EJ case main journals helps reduce flex and distortion caused under high boost and high cylinder pressure events which shortens main bearing life. Utilizing your supplied Subaru 2.5L EJ25 engine case halves, the case is split and the main webs are CNC machined in our Haas VF-4SS CNC mill for 9.5mm pins. *Note line honing the case is required but not included with this service.
Drill EJ25 case halves for pins.
Install (x6) 9.5mm pins.
Case half cleaning.
New Subaru EJ25 cases are available separately.
IAG Performance Subaru Cylinder Head Valve Lash Setting Service (1 Pair)
IAG Performance Subaru Cylinder Head Resurface Service (1 Pair)
IAG Performance Main Journal Pinning & Line Hone Subaru Engine Service
IAG Performance Subaru EJ20 Cylinder Head Combustion Chamber Modification Service (1 Pair)
IAG Performance Subaru Engine Case Half O-Ringing Service
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1203 Baltimore Blvd.
Westminster, MD 21157
Integrity Auto Group Inc.