HomeEngine > Gaskets and Sealing SystemsApex AHS4027 Engine Cylinder Head Gasket Set
Part #: AHS4027

Apex AHS4027 Engine Cylinder Head Gasket Set

⚙️ 19 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$100.13Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Ford and Mazda, Aerostar, B4000, Explorer, Navajo, and Ranger
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Engine Cylinder Head Gasket Set for Ford and Mazda Vehicles

The Apex AHS4027 engine cylinder head gasket set is designed to provide a precise seal for your engine’s cylinder head. Compatible with select Ford and Mazda models, this gasket set helps maintain engine integrity and performance.

  • Compatible with Ford Aerostar, B4000, Explorer, Ranger, and Mazda Navajo models
  • Engine cylinder head gasket set designed for effective sealing and durability
  • Manufactured by Apex, a trusted brand in engine gaskets and sealing systems
  • Part number AHS4027 ensures correct fitment for specified vehicles

Product Details and Compatibility

This Apex engine cylinder head gasket set (part number AHS4027) is engineered to meet the specifications required for Ford Aerostar, B4000, Explorer, Ranger, and Mazda Navajo vehicles. The gasket set is critical for sealing the cylinder head to the engine block, preventing leaks of coolant, oil, and combustion gases. Proper sealing helps maintain engine compression and prevents overheating or engine damage.

Common Applications and Problem Resolution

  • Replaces worn or damaged cylinder head gaskets in Ford Aerostar and B4000 engines
  • Addresses coolant or oil leaks caused by gasket failure in Mazda Navajo models
  • Prevents loss of engine compression in Ford Explorer and Ranger vehicles
  • Helps resolve engine overheating issues related to gasket sealing problems
  • Restores engine performance by ensuring proper sealing between cylinder head and block

Installation Notes and Tips

When installing the Apex AHS4027 gasket set, ensure the cylinder head and engine block surfaces are clean and free of debris. Follow manufacturer torque specifications for cylinder head bolts to avoid warping or gasket damage. It is recommended to inspect related components such as head bolts and coolant passages during installation to ensure optimal engine performance.

Quality Assurance and Warranty

Apex manufactures this engine cylinder head gasket set to meet industry standards for durability and sealing performance. While specific warranty details are not provided, Apex products typically adhere to quality control processes to ensure reliable fitment and function for the specified Ford and Mazda models.

This part fits 19 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1994FordAerostar4.0LV6N/A
1994FordExplorer4.0LV6N/A
1994FordRanger4.0LV6N/A
1994MazdaB40004.0LV6N/A
1994MazdaNavajo4.0LV6N/A
1993FordAerostar4.0LV6N/A
1993FordExplorer4.0LV6N/A
1993FordRanger4.0LV6N/A
1993MazdaNavajo4.0LV6N/A
1992FordAerostar4.0LV6N/A
1992FordExplorer4.0LV6N/A
1992FordRanger4.0LV6N/A
1992MazdaNavajo4.0LV6N/A
1991FordAerostar4.0LV6N/A
1991FordExplorer4.0LV6N/A
1991FordRanger4.0LV6N/A
1991MazdaNavajo4.0LV6N/A
1990FordAerostar4.0LV6N/A
1990FordRanger4.0LV6N/A

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