4R70W Ford Performance Transmission
Performance Street Build • Rated Up To 450–500 HP MAX
3 Year Warranty* • Unlimited Mileage
Performance Rebuild Package Includes
- New electronic shift solenoids
- High-energy performance frictions and steels
- Heavy-duty shift calibration kit for improved clutch apply and durability
- Performance-calibrated valve body for increased consistency under load
- Complete master rebuild kit (seals, gaskets, rings, frictions, and steels)
- New BorgWarner overdrive and reverse bands
- Billet aluminum 2–3 accumulator piston upgrade
- Upgraded forward clutch drum for increased torque capacity
- Complete OEM-spec bushing kit
- New transmission pan
- New high-flow transmission filter
- All factory reliability updates and known wear-point corrections
Torque Converter Included
Performance Street Torque Converter Included
Approximate stall speed: 2500 RPM
The included 2500 stall converter is selected to improve launch characteristics
and drivability in performance street applications while maintaining daily-use reliability.
Note: Vehicles operating at or near the upper end of the 450–500 HP range,
or using aggressive power adders, may benefit from upgraded or custom torque converter options.
Vehicle Compatibility
Fits Ford vehicles equipped with the 4R70W transmission behind
3.8L, 4.2L, 5.0L, 4.6L, and 5.4L Ford engines.
Build Quality & Testing
Each transmission is custom built per order using high-quality components
and calibrated for increased durability while maintaining street-friendly
drivability. Every unit is inspected and tested prior to shipment.
Designed for strong street vehicles. Not intended for race-only or extreme horsepower applications.
Technical support available • Call 727-868-9462
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