Best Arp Piston Rings in 2026

Purpose: Mainly used to install piston rings in compression cylinders. Fine tooth lock supports you in compressing bands in small engine increments. It is an indispensable tool for mechanics, tractors, cars, trucks, racing cars, and diesel engines.

Includes: Piston ring compressor set includes 1 pliers and 14 piston rings. The diameter range of the piston ring is 62-145mm/2.4-5.7inch. The 14 diameters are suitable for different types of motors, practical and convenient.

High Quality: The piston ring set is made of manganese steel and iron, high quality and durable. The fine-tooth ratchet pliers can be used flexibly and can be parallel or perpendicular to the cylinder block for precise compression, saving time and effort.

ARP Ring Compressor 4.040 in Bore Billet Aluminum Black Anodized P/N ARP900-0400

Fit type: Universal

Part number: ARP-900-0400

Package Dimensions: 10 L x 2 H x 6 W (inches)

Package Weight : 1 pounds

Country of Origin : United States

Package Dimensions: 10 L x 2 H x 6 W (inches)

Package Weight : 0.74 pounds

Country of Origin : United States

♛【Package Includes】: You'll receive a piston ring compressor set including 2pcs piston ring pliers and 13pcs piston rings. These tools are good helper for repairing different types of car engine, the pliers included will make piston rings' installation more easily. For easy to carry, we also provided a case for storing piston ring compression tool set.

♛【Quality Material】: Our piston ring compressor set contains high quality 45#steel pliers and 65Mn steel piston rings. The pliers can be operated paralleled or perpendicular to the cylinder block and insert piston rings quickly to achieve precise compression. And piston ring pliers is made of chrome-vanadium steel, high hardness, strong bite force and rust resistance, durable for long-term using.

♛【13Pcs Piston Rings】: 13 sizes of piston rings are provided in this set: 62-65mm, 75mm, 80mm, 85-86-88mm, 90-92-95mm, 100-102mm, 105-106-108mm, 110mm, 113-114mm, 120-123mm, 125-126mm, 135-137mm, 140-142-145mm, which can be applied to different types of motors, you can check your car type information and select suitable size from them.

Package Dimensions: 10 L x 2 H x 6 W (inches)

Package Weight : 1 pounds

Country of Origin : United States

Package Dimensions: 24.2 H x 5.5 L x 14.5 W (centimeters)

Made in USA

Tapered Ring Compressors

package dimensions :5.207 cm L x 13.97 cm W x 23.622 cm H

Package Weight : 0.64 lbs

Made in United States

Package Dimensions: 24.2 H x 5.4 L x 14.5 W (centimeters)

Made in USA

Tapered Ring Compressors

Features a 4.600" true radius design

Far superior to conventional tapered compressors

Manufactured from 6061-T6 billet tube material and protected with type 3 anodizing

Piston Ring Compressor, 83.0mm

Material: Aluminum

Finish: Anodized

Package Dimensions: 5.6 cms (L) x 14.6 cms (W) x 24.3 cms (H)

Product Type: Auto Accessory

Package Quantity: 1

Package Dimensions: 10 L x 2 H x 6 W (inches)

Package Weight : 0.81 pounds

Country of Origin : United States

Package Dimensions: 10 L x 2 H x 6 W (inches)

Package Weight : 0.72 pounds

Country of Origin : United States

Auto Piston Ring Compressor Set includes 1 pliers and 14 piston rings, which are used to install the piston ring in the compression cylinder. Tools for compressing piston rings for cylinder installation, fine-tooth lock allows you to compress bands in small increments.

The size of the installed piston ring: 1:62-65mm, 2:75mm, 3:80mm, 4:85-86-87mm, 5:90-92-95mm, 6:100-102mm, 7:105 -105-108mm, 8:110mm, 9:113-114-115mm, 10:120-123mm, 11:125-126mm, 12:135-137mm.

Adjustable ring pliers range from 3/64" to 1/4" in thickness, which can achieve quick and convenient installation of piston rings.