2-1/8 To 7 Inch Piston Ring Compressor Tool – 75mm Height, 65 Manganese Steel

This piston ring compressor is a must-have if you're rebuilding an engine or just dropping pistons back in.

It adjusts from about 2-1/8 inches all the way up to 7 inches (53 to 175mm), so it works on most passenger cars and light trucks.

The height is 75mm, which is perfect for standard pistons.

Made from tough 65 manganese steel, it's built to last and won't bend under pressure.

It's brand new, still in the packaging, and comes with a 3-year warranty.

The manufacturer part number is CP-AD-0388.

Whether you're a pro mechanic or a weekend warrior, this tool makes the job way easier—no more struggling to get those rings seated.

Just clamp it on, slide the piston in, and you're good to go.