ATP Parts Z-344 Automatic Transmission Flexplate

ATP Parts Z-344 Flexplate Overview

ATP Parts Z-344 is an automatic transmission flexplate for Ford trucks and vans with the listed 155-tooth application. It connects the engine to the torque converter and starter ring gear, making correct tooth count, bolt spacing, and diameter critical for proper operation.

Built from high-quality steel, this flexplate is made to match the original part’s mounting layout and ring gear specification for long service life in Ford E-350 Econoline, E-350 Econoline Club Wagon, F-250, and F-350 applications.

Key Features

• Automatic transmission flexplate for Ford applications
• 155 teeth with a 15.719-inch outside diameter
• 9 mounting holes with 11.5 mm mounting hole diameter
• 12-14 pitch flywheel specification
• High-quality steel construction for durability
• Direct replacement format for the listed OE-style fitments

Detailed Product Description

The ATP Parts Z-344 flexplate is engineered for vehicles with automatic transmissions where the flexplate transfers rotational movement between the engine and torque converter while providing starter engagement through the ring gear teeth. This part number is built to the correct bolt-hole spacing and tooth count needed for the specified Ford applications, helping maintain proper alignment and dependable starting performance. It cross-references Pioneer Automotive Industries FRA-490 for the same application.

Compatible With 1991-1994 Ford E-350 Econoline, N/A; 1991-1994 Ford E-350 Econoline Club Wagon, N/A; 1991-1994 Ford F-250, N/A; 1991-1994 Ford F-350, N/A; and 1991 Ford E-250 Econoline Club Wagon, N/A. If you are searching for a Ford E-350 Econoline flexplate, Ford F-250 automatic transmission flexplate, or Ford F-350 replacement flexplate, Z-344 matches the listed 155-tooth, 15.72-inch application details.

Common Issues This Part Can Address

• Cracked flexplate from repeated expansion and contraction
• Sheared or damaged ring gear teeth affecting starter engagement
• Incorrect torque converter bolt pattern or spacing
• Noise or vibration caused by a worn or distorted flexplate
• Starting problems related to flexplate damage

Installation Notes and Tips

Verify tooth count, outside diameter, mounting hole quantity, and bolt spacing before installation. Inspect the torque converter, starter drive, and related fasteners for wear or damage before replacing the flexplate. Because a broken flexplate cannot be repaired, replacement is the correct service procedure when cracks or shearing are present.

Quality Assurance

ATP Parts manufactures this flexplate in high-quality steel with OE-style dimensions and ring gear tooth layout to support proper fit and long-term durability in the listed Ford applications.