Feature

●The IAG Single Valve Spring & Titanium Retainer Set reduces valvetrain weight by up to 153.6g and increases spring pressure, which enables you to run increased boost and RPM over stock. The set works with all EJ20 and EJ25 engines and should not exceed 8000RPM for safe operation.
●The IAG Single Valve Spring Set is used on the IAG Stage 1 - 3 Cylinder Head packages found in our 550-700 EJ25 longs blocks which are rated up to 700BHP. The spring set may be used for stock replacement or with Stage 1 and Stage 2 camshafts utilized in mild street and road race applications.
●Each set includes 16 single valve springs manufactured from the highest quality round chrome silicone alloy steel valve spring wire to IAG’s specifications and 16 titanium retainers machined and manufactured at our Westminster, MD facility.
●Additional Information: Valve keepers/locks are NOT Included, May be used with OE cams or S1/S2 GSC cams or similar., Professional Install Required.
●Specifications: 85lbs @ 1.320" - Seat Pressure, 199lbs @ .893" - Open Pressure - Includes: (x16) IAG Single Valve Springs, (x16) IAG Titanium retainers


Description

IAG Performance AOS Air Oil Separator Subaru WRX STi Forester BRZ Toyota FRS IAG Performance AOS Air Oil Separator Subaru WRX STi Forester BRZ Toyota FRS IAG Performance AOS Air Oil Separator Subaru WRX STi Forester BRZ Toyota FRS IAG Performance Subaru Equal Length Header IAG Performance Unequal Length Header UEL
IAG AOS for 2008-14 WRX & 2008-21 STi IAG AOS for 2015-21 WRX IAG AOS for 2006-07 WRX & 2004-07 STi IAG Unequal Length (UEL) 3-Bolt Header & Uppipe IAG Equal Length 3-Bolt Header & Uppipe
Compatible with: 2008-14 WRX & 2008-21 STi 2015-21 WRX 2006-07 WRX & 2004-07 STi 02-14 WRX, 04-21 STI, 05-09 Legacy GT, 04-08 Forester XT 02-14 WRX, 04-21 STI, 05-09 Legacy GT, 04-08 Forester XT
IAG part number: IAG-ENG-7181 IAG-ENG-7182 IAG-ENG-7180 IAG-EXT-1000 IAG-EXT-1001
Colors available: Black, Neon Yellow, Red Black, Neon Yellow, Red Black, Neon Yellow, Red 304 Stainless Steel 304 Stainless Steel
Made in the USA: ? ? ? ? ?
IAG Performance EJ Oil Pickup IAG EJ Competition Series Oil Pan Package IAG Subaru WRX STI Stage 1 Oil Pump IAG Street Series Engine Mounts Subaru WRX STI IAG Street Pitch Stop Mounts IAG Race Series 5 Speed Transmission Mount
IAG V2 Oil Pickup IAG EJ Oil Pan Packages IAG Oil Pumps IAG Engine Mounts IAG Pitch Stop Mounts IAG 6 Speed Transmission Mounts
Made in the USA inhouse by IAG Performance ? ? ? ? ? ?
IAG Performance Subaru Drag Racing Performance PartsIAG Performance Subaru Drag Racing Performance Parts

Product information