Subaru EJ20/EJ25 Premium Springs | Titanium Retainers KVS1847-BT bosch dbw World First eSG50 Electronically Actuated

World First eSG50 Electronically Actuated Butterfly Style External Wastegate

as offered by the IGN1A

ARP - Head Stud Kit to suit Nissan SR20DE & SR20DET 2

Universal 4 Cylinder Coil Loom to suit VR38 ignition coilpacks & aftermarket ecu's

These are the solid lifter version of our mega popular TX272 profile

Subaru EJ20/EJ25 Premium Springs | Titanium Retainers KVS1847-BT bosch dbw World First eSG50 Electronically Actuated100lb seat pressure at 35. 5mm. 185lbs at 11. 5mm valve lift. SUBARU EJ20 EJ25. Premium quality Beehive spring & retainer set. \n \nOvate wire 'PACALOY' Beehive spring wound in USA by PAC. Nano peen and gold nitride surface finishing treatments for superior endurance. High spring frequency to allow for better spring surge control at high rpm. Increased seat pressure, low open pressure design. Designed specifically for the Subaru EJ flat four boxer