APEX Automobile Parts Inc Engine Cylinder Head Bolt Set P/N:AHB389
Secure the cylinder head to the engine block during a head gasket or engine repair with the APEX Automobile Parts Inc Cylinder Head Bolt Set AHB454. It is a direct-fit replacement for the listed applications, including the 1996-2004 Ford Mustang (V6-3.8L), the 1997-2003 and 2005-2008 Ford F-150 (V6-4.2L), and the 2004-2007 Ford Freestar (V6-3.9L, V6-4.2L).
When to replace: Head bolts are commonly replaced when the cylinder head comes off for a head gasket or engine repair. They are also replaced when bolts show stretching, corrosion or damaged threads.
Follow the vehicle service information for the correct torque values and tightening sequence.
Fitment:
What does a cylinder head bolt set do?
Head bolts fasten the cylinder head to the engine block and supply the clamping force that holds the head gasket in place between them.
Which engines is APEX AHB454 listed for?
It is listed for specific Ford and Mercury vehicles with V6-3.8L, V6-3.9L or V6-4.2L engines, including the 1996-2003 Ford Windstar and 2004-2007 Mercury Monterey. See the Buyer's Guide tab for the full list.
Will this engine cylinder head bolt set fit my 2004 Ford F-150 Heritage?
Yes, if your 2004 Ford F-150 Heritage has the V6-4.2L engine. That is the engine listed for this application of AHB454.
How many sets do I need?
The listed applications use a quantity of 1, so one AHB454 set is cataloged per vehicle.
When should head bolts be replaced?
Head bolts are commonly replaced whenever the cylinder head comes off for a head gasket or engine repair, or if bolts are stretched, corroded or have damaged threads.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.