HomeEngine > Gaskets and Sealing SystemsApex AHG856 Engine Cylinder Head Gasket
Part #: AHG856

Apex AHG856 Engine Cylinder Head Gasket

41 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Scion and Toyota, Echo, Prius, Prius C, xA, xB, and Yaris
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Engine Cylinder Head Gasket for Toyota Applications

Apex AHG856 is an engine cylinder head gasket for select Toyota, Scion, and Prius applications. It is a direct-fit sealing component for engines used in the Prius C, Yaris, Prius, xA, xB, and Echo across multiple model years.

Key Features

  • Engine cylinder head gasket for sealing the cylinder head to the engine block
  • Fits 2012-2019 Toyota Prius C
  • Fits 2007-2018 Toyota Yaris
  • Fits 2001-2009 Toyota Prius
  • Fits 2004-2006 Scion xA and 2004-2006 Scion xB
  • Fits 2000-2005 Toyota Echo
  • Apex part number AHG856 for catalog and service reference

Detailed Description

This Apex AHG856 cylinder head gasket is built for engine sealing service on select Toyota and Scion vehicles. It is used in applications where the head gasket must maintain compression and separate oil and coolant passages in the engine. For buyers searching for a Toyota Prius head gasket, Toyota Yaris head gasket, or Scion xB head gasket, AHG856 covers the listed fitments with direct vehicle-specific coverage.

This part number, AHG856, is listed for 2012-2019 Toyota Prius C, 2007-2018 Toyota Yaris, and 2001-2009 Toyota Prius, along with 2004-2006 Scion xA, 2004-2006 Scion xB, and 2000-2005 Toyota Echo applications.

Common Repair Uses

  • Replacing a leaking head gasket
  • Restoring compression loss from a failed cylinder head seal
  • Repairing coolant and oil mixing at the head-to-block interface
  • Addressing combustion leakage between the cylinder head and engine block
  • Completing engine teardown service on Toyota Prius, Yaris, or Echo engines

Installation Notes

Inspect the cylinder head and engine block mating surfaces before installation. Clean all sealing surfaces thoroughly and verify that the head and related engine components meet service specifications before assembly. Follow the vehicle service manual for torque sequence, torque values, and any required machining or inspection steps.

Quality Assurance

Apex AHG856 is cataloged as an engine sealing component for the listed Toyota and Scion applications. Confirm fitment by year, make, and model before ordering. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

This part fits 41 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2019ToyotaPrius C1.5LL4N/A
2018ToyotaPrius C1.5LL4N/A
2018ToyotaYaris1.5LL4N/A
2017ToyotaPrius C1.5LL4N/A
2017ToyotaYaris1.5LL4N/A
2016ToyotaPrius C1.5LL4N/A
2016ToyotaYaris1.5LL4N/A
2015ToyotaPrius C1.5LL4N/A
2015ToyotaYaris1.5LL4N/A
2014ToyotaPrius C1.5LL4N/A
2014ToyotaYaris1.5LL4N/A
2013ToyotaPrius C1.5LL4N/A
2013ToyotaYaris1.5LL4N/A
2012ToyotaPrius C1.5LL4N/A
2012ToyotaYaris1.5LL4N/A
2011ToyotaYaris1.5LL4N/A
2010ToyotaYaris1.5LL4N/A
2009ToyotaPrius1.5LL4N/A
2009ToyotaYaris1.5LL4N/A
2008ToyotaPrius1.5LL4N/A
2008ToyotaYaris1.5LL4N/A
2007ToyotaPrius1.5LL4N/A
2007ToyotaYaris1.5LL4N/A
2006ScionxA1.5LL4N/A
2006ScionxB1.5LL4N/A
2006ToyotaPrius1.5LL4N/A
2005ScionxA1.5LL4N/A
2005ScionxB1.5LL4N/A
2005ToyotaEcho1.5LL4N/A
2005ToyotaPrius1.5LL4N/A
2004ScionxA1.5LL4N/A
2004ScionxB1.5LL4N/A
2004ToyotaEcho1.5LL4N/A
2004ToyotaPrius1.5LL4N/A
2003ToyotaEcho1.5LL4N/A
2003ToyotaPrius1.5LL4N/A
2002ToyotaEcho1.5LL4N/A
2002ToyotaPrius1.5LL4N/A
2001ToyotaEcho1.5LL4N/A
2001ToyotaPrius1.5LL4N/A
2000ToyotaEcho1.5LL4N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.