Description
This adapter plate assembly is engineered to deliver optimal alignment and engagement between your Ford small block engine and the NV3550 transmission. Crafted from durable 356-T6 heat-treated aluminum alloy, the plate measures .920″ in thickness, ensuring a robust foundation for your drivetrain.
Included in the kit are:
– Adapter plate
– New clutch disc
– Pilot bushing
– Fastening hardware
– Comprehensive installation instructions
It’s important to note that this adapter plate design requires a Ford truck bell housing for proper installation and functionality.
The NV3550 transmission, commonly found in Jeep TJ Wranglers equipped with a 4.0L engine, boasts a case length of 24.00″. With a 1-1/8″, 10 spline input shaft featuring a .750″ pilot tip and a flush 23 spline output shaft, this transmission is known for its reliability and performance. The bolt pattern on the NV3550 face is similar to that of the AX15 transmission, with the only distinction being the shift rail that projects from the top front of the NV3550.
Features & Benefits:
- Compatible with Ford 302 / 5.0L and Jeep NV3550
- Made from 356-T6 heat-treated aluminum alloy
- Adapter plate thickness: .920″
- Comprehensive installation kit included
- Requires Ford truck bell housing
Technical Specs:
- Adapter plate material: 356-T6 heat-treated aluminum alloy
- Adapter plate thickness: .920″
- NV3550 transmission input shaft: 1-1/8″, 10 spline
- Pilot tip diameter: .750″
- Output shaft type: Flush 23 spline
- NV3550 case length: 24.00″






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