Auto Barn
Est. 1957
ARP

ARP 4.155 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 900-1550 Piston Ring Compressor Tool. Fits 4.155 inch bore pistons. Essential for engine rebuilding.

Key Features

  • Fits 4.155 inch bore pistons — makes installing pistons easier.
  • Steel construction — built to last through multiple engine builds.
  • Prop 65 warning applies.

⚠️ 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 4.155 Ring Compressor

$64.23