Company23 EJ25 Piston Ring Compressor Tool | Subaru Engine Builder Must-Have | COP-516
Video description
Build your Subaru EJ engine with confidence using the Company23 Piston Ring Compressor for Subaru EJ25 engines. Precision CNC-machined from tempered aerospace-grade aluminum, this professional engine-building tool features a gradual billet taper that smoothly compresses piston rings for safe, damage-free piston installation.
Designed to work with both stock and oversized EJ25 pistons, the adjustable design makes this the perfect tool for engine rebuilds, forged piston installations, and high-performance Subaru projects.
Compatible With:
Subaru EJ25 engines
Most stock and oversized EJ25 pistons and cylinder bores
Features
- Precision billet piston ring compressor
- Gradual tapered design for smooth piston installation
- Adjustable diameter fits stock and oversized pistons
- Tool-less thumb adjuster
- CNC machined from tempered aerospace-grade aluminum
- Durable anodized finish
- Professional engine builder quality
Fits cylinder bores:
- 96.52mm–100.33mm
- 3.80"–3.95"

