About This

• 【Wide Application】The included six innovative bands can be tightened to fit for car engines with piston diameters from 2-7/8” (73mm) to 4-3/8” (111mm). Versatile for multiple vehicle applications, a must-have tool kit for professional mechanics and DIY enthusiasts alike.
• 【High Performance】Specially designed to easily & properly install the piston ring into the cylinder, safely compress it in place without twisting or damaging parts, ensures a smooth installation process and makes the job breeze, saving your time, energy and money.
• 【Easy Operation】Simply place the piston inside the cylinder, attach the correct sized piston ring band, tighten with the ratcheting pliers and compress in small increments until the required size is reached. And then the band will help you securely hold the piston ring, lightly tap the piston into the bore with a rubber mallet until the piston is reinstalled.
• 【Package Includes】1 x Piston Ring Band 2-7/8” through 3-1/8”, 1 x Piston Ring Band 3-1/8” through 3-3/8”, 1 x Piston Ring Band 3-3/8” through 3-5/8”, 1 x Piston Ring Band 3-5/8” through 3-7/8”, 1 x Piston Ring Band 3-7/8” through 4-1/8”, 1 x Piston Ring Band 4-1/8” through 4-3/8”, 1 x Ratcheting Compression Pliers and 1 x Storage Case. Everything you need to get the job done efficiently and effectively.
• 【Superior Material】Made from top quality Steel, prevent corrosion and rust, wear and impact resistance, sturdy and durable. High precision and hardness ensure long term reliable service.
• 【100% Satisfaction Guarantee】If you're not satisfied with this 940387 Piston Ring Compressor Kit, simply return it for getting refund in 30 days. While you have any questions about our products, please feel free to contact us and we will provide the best service. Always buy confidently in Bonbo!