Apex AHB427 Engine Cylinder Head Bolt Set

Engine Cylinder Head Bolt Set for Ford and Mazda

The Apex AHB427 engine cylinder head bolt set is a direct-fit hardware solution for select Ford and Mazda applications. It is built for vehicles that need cylinder head fasteners matched to the original engine platform, including Ford Explorer, Ranger, Aerostar, Bronco II, and Mazda B4000 and Navajo models.

• Engine cylinder head bolt set for hardware replacement during head service
• Fits 1986-2000 Ford Ranger, N/A
• Fits 1991-2000 Ford Explorer, N/A
• Fits 1990-1997 Ford Aerostar, N/A
• Fits 1986-1990 Ford Bronco II, N/A
• Fits 1994-2000 Mazda B4000, N/A
• Fits 1991-1994 Mazda Navajo, N/A
• Part number AHB427 for application matching and ordering

Application Details

Apex AHB427 is used in cylinder head service where original fasteners are being replaced during engine repair, rebuild, or head gasket work. This part number is listed for 1986-2000 Ford Ranger, 1991-2000 Ford Explorer, 1990-1997 Ford Aerostar, 1986-1990 Ford Bronco II, 1994-2000 Mazda B4000, and 1991-1994 Mazda Navajo. For buyers searching Ford Ranger cylinder head bolt set AHB427 or Ford Explorer engine head bolts, this listing matches the confirmed vehicle coverage.

Common Repair Uses

• Replacing stretched or damaged cylinder head bolts during engine teardown
• Restoring proper clamping force after head gasket replacement
• Addressing fastener wear found during top-end engine repair
• Supporting cylinder head reassembly on Ford and Mazda truck/SUV engines
• Matching OE-style hardware for service on the listed applications

Installation Notes

Follow the factory service procedure for the specific engine and model year before installation. Clean threaded holes, inspect the cylinder head and block surfaces, and verify the correct tightening sequence and torque steps for the application. Confirm fitment by vehicle year, make, and model before ordering AHB427.

Quality Assurance

Apex AHB427 is cataloged as an engine hardware replacement part for the listed Ford and Mazda applications. Use it where the vehicle coverage matches the confirmed fitment data for 1986-2000 Ford Ranger, 1991-2000 Ford Explorer, and the other listed models.