Ring Compressor – RF009 3.900" Tapered Ring Compressor | Piston Installation Tool | Engine Assembly Tool | 6061 Aluminum | High-Performance Engine Building

High-Strength 6061 Aluminum

Built from premium aerospace-grade material for impressive durability and corrosion resistance, ensuring a long service life in tough workshop conditions.

Smooth, Tapered Interior

Precisely angled to guide piston rings into the cylinder bore with minimal friction, helping to prevent ring damage and save valuable installation time.

Precision Machined

Engineered with tight tolerances for a consistent, snug fit that delivers reliable compression and professional-grade performance on every job.

Lightweight & Easy to Handle

Weighing significantly less than steel alternatives, this user-friendly tool reduces fatigue and boosts efficiency during extended engine assembly tasks.

Available in Multiple Sizes

Choose the ideal dimension for your specific engine project, making this tapered ring compressor a versatile solution for both DIY enthusiasts and professional mechanics.