Auto Barn
Est. 1957
ARP

ARP 4.165 Ring Compressor

$64.23

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

ARP's 4.165" ring compressor tool. Safely compresses piston rings for engine assembly. A must-have for engine builders.

Key Features

  • Compresses piston rings — prevents damage during installation.
  • Fits a 4.165 inch bore size — specific to certain engine builds.
  • Durable steel construction — built to last through multiple engine builds.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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ARP 4.165 Ring Compressor

$64.23