ATP Parts Z-158 Automatic Transmission Flexplate

Overview of ATP Parts Z-158 Automatic Transmission Flexplate

The ATP Parts Z-158 automatic transmission flexplate is designed for reliable performance in select Ford and Mercury vehicles. Engineered with precision, this flexplate supports smooth power transfer in models such as the Ford Mustang and Mercury Cougar.

• Outside diameter: 15.563 inches
• Tooth quantity: 184 teeth
• Diameter: 1.297 inches (395.288 mm)
• Pitch flywheels: 12
• Mostly solid design with six small holes around the inner diameter
• Compatible with Ford and Mercury models including F-100, F-150, F-250, F-350, LTD, Marauder, Marquis, Montego, Mustang, and Thunderbird

Detailed Product Description

The ATP Parts Z-158 flexplate features a mostly solid construction with six small holes around the inner diameter, providing a balance of strength and weight. With an outside diameter of 15.563 inches and 184 teeth, it is designed to mesh precisely with the starter motor and flywheel assembly. The 1.297-inch diameter and 12 pitch flywheels ensure compatibility with specific automatic transmission setups found in various Ford and Mercury vehicles. This flexplate is engineered to maintain proper alignment and torque transfer between the engine and transmission, critical for smooth automatic shifting and drivetrain performance.

Applications and Problem Solving

This flexplate is suitable for use in the following vehicles:

• Ford F-100, F-150, F-250, F-350 trucks
• Ford Mustang and Thunderbird
• Mercury Cougar, Marauder, Marquis, Montego, and LTD

It addresses common issues such as:

• Worn or damaged flexplate teeth causing starter engagement problems
• Cracks or warping leading to vibration and drivetrain noise
• Flexplate failure resulting in transmission input shaft misalignment
• Replacement for flexplates with missing or damaged bolt holes

Installation Notes and Tips

• Ensure the flexplate matches the exact tooth count and diameter specifications for your vehicle model
• Inspect the crankshaft flange and starter ring gear for wear before installation
• Tighten flexplate bolts to manufacturer torque specifications to prevent loosening
• Verify proper alignment with the torque converter and transmission input shaft

Quality Assurance and Warranty

The ATP Parts Z-158 flexplate is manufactured to meet OEM standards for fit and function. While this part is not SFI approved and does not include an SFI certification sticker, it is designed for dependable service in compatible Ford and Mercury automatic transmissions. Warranty coverage details should be confirmed with the parts distributor or manufacturer.