292-288/294 | EJ25 STI AVCS
290° camshafts to suit high boost, high rpm Drag Racing engines. Ported head with +1mm valves. 67mm+ turbo. Fuel type E85 or methanol. Must be run with fixed cam timing, AVCS
KVS109-STI | EJ20 / EJ25 Springs
PACALOY™ valve spring set. 'Drop-in' using OEM retainers. 85lb seat pressure at 36.0mm install height. 165lbs at 11.0mm valve lift. Coil bind at 22.0mm.
KVS220-X | EJ20 / EJ25 Extreme
Designed for extreme boost and high RPM racing. High frequency spring design to reduce spring surge at high operating RPM.
KVS1847-BT | EJ20 / EJ25 Springs
Designed specifically for the Subaru EJ flat four boxer engine. Beehive spring & retainer set. Ovate wire PACALOY™ Beehive spring wound in USA by PAC.
KVS109-STI-T | EJ20 / EJ25 Valve Springs
High performance PACALOY™ valve spring and Titanium retainer kit. 85lb seat pressure at 35.6mm installed height. 180lb at 12.0mm valve lift. Coil bind at 22.0mm.
KVS259 | EJ25 SOHC EJ253 Valve Springs and Ti Retainers
80lb seat pressure at 36.8mm installed height. 178lb at 11mm valve lift.
Exhaust Valve Guide | EJ20 / EJ25
Subaru Exhaust Valve Guide for Subaru EJ20 / EJ25 engines. OD: 11.07mm. ID: 5.95mm. Set of 8
VG199-IN-8 | EJ20 / EJ25 Intake Valve Guides
Valve Guide - Subaru EJ20/EJ25 Engine. Intake x 8. OD: 11.07mm. ID: 5.95mm. High quality precision machined. Made from our own proprietary Manganese Bronze. All guides need honing after fitment.
