CP Piston & Ring Set for Acura/Honda K20A/A2/A3 – Bore (87.5mm) – Size (+1.5mm) – Compression Ratio

CP Forged Piston & Ring Set - Acura/Honda K20A/A2/A3 87.5mm Flat-Top - Set of 4

CP Pistons SKU: CPPSC70458-4
Price
Regular price $782.49
Regular price Sale price $782.49
In Stock – Ready to Ship
Shipping calculated at checkout.

CP forged piston and ring set for the Acura/Honda K20A/A2/A3 (RSX). 87.5mm bore (+1.5mm over), flat-top design giving 9.6:1 compression on the K20A (10.9:1 on a K24A). Forged from 2618 aluminum. Includes CP piston rings. Set of 4.

Specifications

Type Forged piston & ring set (flat-top)
Engine Acura/Honda K20A/A2/A3
Bore 87.5mm (+1.5mm)
Compression 9.6:1 (K20A) / 10.9:1 (K24A)
Material 2618 forged aluminum
Includes CP piston rings
Quantity Set of 4
Part Number SC70458-4

This part fits:

Year Make Model Submodel
2002-2006 Acura RSX Base
2002-2004 Acura RSX Type-S

Shipping

  • In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
  • Standard, expedited, and overnight options at checkout.
  • Oversized items ship by freight and take longer.
  • Backordered items ship as soon as stock lands — contact us for lead times.
  • International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.

Returns

  • 30-day returns on new, uninstalled items in original packaging with all hardware.
  • Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
  • Installed or used parts can’t be returned — confirm fitment before you install.
  • Special orders and custom items are final sale.
  • Email us for return authorization before shipping anything back.

Full details: Shipping Policy · Refund Policy

Recently viewed
You may also like