F9-3.64 FORD 9 Nascar Dropout Center Spline Locker

Review FORD 9 Used/ Nascar Dropout Inch Section 3.64 31 Spline Locker

The Ford 9-inch F9 Live Axle with 31-spline locker is a high-performance rear end assembly designed for serious racers and off-road enthusiasts. This axle assembly is a direct replacement for 1964-1966 Ford Galaxie, Fairlane, and Comet models, and is carefully engineered to provide improved strength, durability, and traction.

At its core, this axle features a 9-inch, or Nodular Cast Iron, housing with a forged steel center section. This design provides increased strength and rigidity compared to the original units, enabling better power transfer and improved handling. The custom center section is designed to fit Ford F9Live Axles and includes a 31-spline locker.

The 31-spline locker is a crucial component of this Ford 9-inch F9 Live Axle assembly. It's a limited-slip differential, meaning that it provides improved traction by allowing the wheels to rotate at slightly different speeds when cornering, while still providing power to the tire with the most grip. The 31-spline design is stronger than the stock 28-spline differential found in these classic Ford models, making it ideal for high-performance applications where added strength is required.

* heavier-duty axle shafts

* Updated bearings and seals

* High-quality race-bred gearing

* Master rebuildable pinion bearing assembly

* 3.73, 4.10 or 4.30 gearing ratios available

* Compatibility with Ford Narrow or Wide 9-inch diff covers

This Ford 9-inch F9 Live Axle with 31-spline locker is perfect for individuals seeking a powerful, reliable, and durable option for their performance Ford vehicle. Whether on the track or off-road, this axle assembly delivers improved power transfer, superior traction, and added strength for unrivaled performance.

The Ford 9-inch differential with a 31-spline locker is a popular choice among NASCAR enthusiasts and hot rodders due to its durability and performance capabilities. However, like any automotive component, it comes with its advantages and disadvantages. Below are some pros and cons that may help you make an informed decision.

1. Improved Traction: The 31-spline locker provides better traction in all driving conditions, especially during aggressive maneuvers and cornering. It eliminates the slippage between the wheel and the differential housing, ensuring power is delivered more efficiently to the tire.

2. Enhanced Durability: The 31-spline design makes the differential stronger and able to handle more torque than its counterparts with fewer splines. This extra strength is essential for the rigors of NASCAR racing.

3. Greater Efficiency: With a locking differential, the power is distributed evenly to both wheels during a turn, which results in better cornering performance and reduced tire wear. Overall, this leads to more efficiency and higher performance.

4. Better Control: The increased traction and efficiency provided by the locking differential give the driver more control over the vehicle. This is particularly beneficial in high-speed situations, such as racing on the track.

1. Cost: The Ford 9-inch differential with a 31-spline locker is a premium component, and the cost can be substantial. Both the differential itself and the installation labor can add up quickly.

2. Complexity: Installing and setting up a locking differential is more intricate than a traditional differential. It involves additional steps and precision needed to ensure proper geometry and function. This can be time-consuming and may require specialized knowledge and tools.

3. Noise: A locking differential may produce more noise due to the additional components involved in the locking mechanism. Some users report louder clunking or grinding noises, particularly during aggressive driving.

4. Wear and Tear: The locking mechanism in the differential can increase the strain on other components, leading to potentially higher wear and tear on bushings, bearings, and seals. Regular maintenance is crucial to keep the diff functioning at its best.

The Ford 9-inch differential with a 31-spline locker offers numerous advantages for those looking for superior traction, durability, and efficiency in their NASCAR setup. However, it comes with a cost and additional complexities. Ultimately, the decision to purchase this differential depends on your priorities, availability of resources, and personal preferences. If you prioritize performance and controlling your vehicle in high-speed situations, this differential may be an excellent investment. If you prefer a simpler and more cost-effective solution, you may want to consider other options.

Details:

It has a fitting for oil pump that now been removed, this could be capped off. This unit is in very good shape and ready to run. Eb0091, 31 spline locker. 3.64 rem polished Ford gears.

Tim ken bearings.

specifications differentialsdepo:

• brand: Ford 9
• mpn: F9-3.64
• type: Third Member
• oe/oem part number: F9-364
• items included: Center Section
• gear ratio: 3.64
• id: Eb0091
• placement on vehicle: Rear

offer differentialsdepo:

• started: november 28, 2024
• options: ship-to-home
• in stock #: 1
• sold #: 24
• best offers: true
• availability: in stock
• price: $95.00
• item condition: Used

general differentialsdepo:

• category: Auto Parts > Transmission Drivetrain > Differentials, Assemblies > Additional

payments differentialsdepo:

• other
• credit card: mastercard
• wallet: apple-pay

seller differentialsdepo:

• # reviews: 723
• city: hiawatha, iowa
• rating: 100.0%

returns differentialsdepo:

• policy: no returns

shipping differentialsdepo:

• service: ups ground
• type: fixed
• transit: 5-9 days
• carrier: ups
• class: standard