Apex AHB856 Engine Cylinder Head Bolt Set

Apex AHB856 Cylinder Head Bolt Set

The Apex AHB856 engine cylinder head bolt set is a direct-fit hardware solution for select Toyota, Scion, and Prius applications. It is built for engine service work where cylinder head fastener replacement is required during teardown and reassembly.

Key Features

• Engine cylinder head bolt set for hardware replacement during head service
• Fits 2012-2019 Toyota Prius C, N/A
• Fits 2007-2018 Toyota Yaris, N/A
• Fits 2001-2009 Toyota Prius, N/A
• Fits 2004-2006 Scion xA, N/A
• Fits 2004-2006 Scion xB, N/A
• Fits 2000-2005 Toyota Echo, N/A
• Part number AHB856 for application matching and ordering

Detailed Description

Use the Apex AHB856 when replacing cylinder head bolts on compatible Toyota Prius, Toyota Yaris, Toyota Echo, Scion xA, and Scion xB engines. This hardware set is intended for engine rebuilds, head gasket service, and other repairs that require fresh cylinder head fasteners to restore proper clamping during reassembly. The AHB856 part number helps identify the correct bolt set for the listed vehicle applications.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Repair Uses

• Blown head gasket repair
• Cylinder head removal and reinstallation
• Engine rebuild or top-end service
• Replacement of stretched or damaged head bolts

Installation Notes

Verify engine code and bolt count before installation. Clean all threaded holes, follow the factory tightening sequence, and use the manufacturer’s torque and angle specifications for the engine being serviced. Replace cylinder head bolts any time the head is removed if the service procedure calls for new fasteners.

Quality Assurance

Apex identifies this as an engine hardware replacement part under part number AHB856. Confirm fitment against the vehicle’s year, make, model, and engine configuration before installation.