Features 1、Making it easy to replace valve stem seals, valves, springs and retainers, practical to use. 2、It will not slide or damage the machine head like a general‑purpose clamp compressor. 3、Compresses valve springs with the head on the bench or on the engine in the car. 4、Even with upgraded valve springs, ball thrust bearings can provide smooth operation. 5、Replacement for Impreza WRX and WRX STI with 2.0L or 2.5L DOHC Turbo engines 02+. Specification Item Type: Valve Spring Compressor Tool Material: Metal Fitment: 02+ Replacement for Impreza WRX and WRX STI with 2.0L or 2.5L DOHC Turbo engines (EJ205, EJ207, EJ255, EJ257) 04-11 Replacement for Forester XT with DOHC Turbo engines 05-10 Replacement for Legacy GT with DOHC Turbo engines 05-10 Replacement for Outback XT with DOHC Turbo engines 05-06 Replacement for Saab 9-2X Aero with DOHC Turbo engines 04-06 Replacement for Baja with DOHC Turbo engines 96-98 2.5L Replacement for DOHC Phase 1 N/A engines Package List 1 x Clamp 1 x Screw 1 x Sleeve