APEX Automobile Parts Inc Engine Cylinder Head Gasket P/N:AHG537

Renew the seal between the cylinder head and engine block with the APEX Automobile Parts Inc Cylinder Head Gasket AHG537, a Nissan Pathfinder cylinder head gasket listed for 1996-2000 models with the V6-3.3L engine. It is a direct-fit replacement for the listed applications, which also include the 1997-2000 Infiniti QX4 and 1999-2004 Nissan Frontier.

• Part: APEX head gasket, MPN AHG537.
• Engine: Listed for the V6-3.3L engine on every application below.
• Quantity: The Buyer's Guide lists a quantity of two for each listed application, so order accordingly.

What it does: The head gasket sits between the cylinder head and the block. It is designed to contain combustion pressure and to keep coolant and oil in their own passages as they pass between the two.

Signs it may need replacing: These include unexplained coolant loss, white exhaust smoke, overheating, milky oil, or a misfire. Each of these can have other causes, so diagnose the problem first. If a failed head gasket is the cause, this part replaces it. Consult the vehicle service information for the correct head fasteners and whether the originals may be reused.

Fitment (V6-3.3L):

• 1996-2000 Nissan Pathfinder
• 1997-2000 Infiniti QX4
• 1999-2002 Mercury Villager
• 1999-2004 Nissan Frontier
• 1999-2002 Nissan Quest
• 2000-2004 Nissan Xterra