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GSC P-D EJ Series EJ205/EJ207/EJ260 Manganese Bronze Intake Valve Guide Stopper Style - Set 8 GSC Power Division
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GSC P-D EJ Series EJ205/EJ207/EJ260 Manganese Bronze Intake Valve Guide Stopper Style - Set 8

GSC3026-8
GSC3026-8
Valve Guides
3 Units In Stock - Ships Next Business Day
$ 58.41 $ 49.65
$ 49.65

SKU: 3026-8

GSC P-D EJ Series EJ205/EJ207/EJ260 Manganese Bronze Intake Valve Guide Stopper Style - Set 8

Engineered by GSC Power-Division these manganese bronze intake valve guides in stopper style deliver direct replacement for EJ205 EJ207 EJ260 engines in Subaru Impreza WRX STI models from 1999 to 2015 plus Saab 9-2X Aero. Manganese bronze construction offers superior wear resistance and heat dissipation for reliable performance in turbocharged and high-rev builds. Set of 8 ensures complete intake valve coverage for engine rebuilds and upgrades.

Key Features

  • Manganese Bronze Material: High-lead content alloy beds in quickly reduces friction dissipates heat faster than steel extending guide and valve life in demanding conditions
  • Stopper Style Design: Built-in flange holds guides square in head prevents spinning or migration under extreme valve train loads
  • Precision CNC Machined: .505 inch ID matches OEM specs for perfect valve stem fit with tolerances under 0.001 inch for seamless operation
  • Complete Set of 8: Covers all intake positions on EJ25 SOHC DOHC heads for full valvetrain refresh
  • Performance Engineered: Proven in racing applications handles higher boost RPM and temperatures without failure

Product Notes

  • Direct OEM replacement no head modifications needed
  • Pair with GSC valve seals for optimal oil control
  • Packed in protective tube to prevent damage

Installation Notes

  • Professional installation recommended.
  • Remove old guides with press and hone seats to 0.001-0.003 inch clearance.
  • Use GSC guide driver tool 9005 for straight pressing to depth.

This Part Fits

Year Make Model Submodel
2005 Saab 9-2X Aero
2009-2010 Subaru Impreza 2.5 GT
2006-2011 Subaru Impreza 2.5i
2010-2011 Subaru Impreza 2.5i Premium
2012-2014 Subaru Impreza Base
1999-2001 Subaru Impreza L
2012-2014 Subaru Impreza Limited
1999-2004 Subaru Impreza Outback
2005-2011 Subaru Impreza Outback Sport
2012-2014 Subaru Impreza Premium
1999-2005 Subaru Impreza RS
2012-2014 Subaru Impreza Sport Limited
2012-2014 Subaru Impreza Sport Premium
2002-2004 Subaru Impreza TS
2002-2014 Subaru Impreza WRX
2006-2007,2010-2014 Subaru Impreza WRX Limited
2009-2014 Subaru Impreza WRX Premium
2004-2014 Subaru Impreza WRX STI
2007,2011-2014 Subaru Impreza WRX STI Limited
2010 Subaru Impreza WRX STI Special Edition
2006-2007 Subaru Impreza WRX TR
2015 Subaru WRX STI Base
2015 Subaru WRX STI Launch Edition
2015 Subaru WRX STI Limited

Why Choose GSC Power-Division?

  • Valvetrain leader supplying Formula Drift Pikes Peak champions
  • USA manufactured with aerospace-grade machining
  • Rigorously dyno track tested for EJ reliability

Frequently Asked Questions

  • Q: Will this fit EJ257 WRX STI heads?
    A: Yes EJ257 shares identical intake guide bore and stem specs with EJ205 EJ207 EJ260 for plug-and-play compatibility
  • Q: Why manganese bronze over other materials?
    A: Manganese bronze embeds debris better conducts heat 3x faster than steel and self-lubricates reducing wear at high RPM
  • Q: What warranty coverage?
    A: Lifetime warranty against manufacturing defects when installed by certified shop with proof of proper honing

Shipping & Handling

  • Method: UPS Ground or USPS Priority
  • Availability: In stock - ships same or next business day
  • Packaging: Protective plastic tube in 6 x 4 x 1 inch box
  • Weight: 0.4 lbs

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