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Ships within 48 hours · Estimated delivery Sep 18 - Sep 23
Internal Ethrottle Controller
Large Secondary
low friction low inertia ceramic ball bearing system
New OEM Subaru FA20 Crankshaft
5743 Single Spring
Outfront Motorsports 775 Competition Complete Cylinder Head Package D25 Heads Internals Internal Ethrottle ControllerThe Outfront Motorsports 775 Pocket Ported Cylinder Heads are the perfect performance head upgrade for the weekend racer. These heads are a great option for the weekend racer with engines up to 775 BHP. The Outfront 775 Heads start with new OEM Genuine Subaru head castings. A multi angle valve job is performed as well as a fresh resurface. The heads go through multiple cleaning processes throughout the build machining processes. All oil plugs are
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