GSC K20 K24 Honda Intake Valve Guides with Stopper (3024) Select::+.001" Single Guide (GSC3024.001-1) AMS referenced many modern design

AMS referenced many modern design examples and engineering studies to bring you the best intake manifold available for the EJ20 and EJ25 WRX & STi

SPC Adjustable Rear Upper Control Arm for 2018+ Audi RS3 8v

corrosion resistant springs

If you take all the factory pieces you remove and compare them to the PERRIN parts you are installing

The installed photos still show the original STM brackets

GSC K20 K24 Honda Intake Valve Guides with Stopper (3024) Select::+.001" Single Guide (GSC3024.001-1) AMS referenced many modern designThe GSC Power Division intake valve guides with stopper for the K Series Honda K20 K24. Standard sized guides are sold as set of 8 or individually. Oversized +0. 001" and +0. 003" options are sold individually. Please double check your purchase and quantities. Vehicle Fitment: K20 K24 Honda Specs: Total Length: 1. 628" 41. 35mm Outer Diameter: 0. 4355" 11. 06mm Valve Stem Diameter: 5. 5mm More Info: GSC Power Division valve guides are made from a