⚙️ Twisted Pro™ E4OD Performance Transmission

450 HP Rated | Small Block Gas Applications

Ford E4OD • 1989–1997

5.0L / 5.8L Gas

Heavy Towing • Hauling • Work Trucks • Modified Street Trucks

The Twisted Pro™ E4OD steps up from our Street build for trucks that regularly tow, haul, work under load, or run moderate engine upgrades.

The Pro adds increased clutch capacity, heavy-duty towing calibration, improved holding pressure, and additional lubrication and hydraulic upgrades designed specifically for higher-load truck use.

🔧 TWISTED PRO™ BUILD PACKAGE

✔️ Premium Master Overhaul Kit

Includes new:

• High-energy friction plates
• Steel plates
• Gaskets & seals
• O-rings & sealing components

✔️ Increased Clutch Capacity

• High-capacity forward clutch pack
• Increased direct clutch capacity
• High-energy friction material
• Increased heat and load capacity

✔️ Heavy-Duty Intermediate Band

✔️ Heavy-Duty 45-Element Intermediate Sprag

✔️ New Overdrive Sprag Assembly

✔️ New Bushing Set

✔️ Updated Thrust Bearings & Washers

✔️ New Transmission Filter

⚙️ HEAVY-DUTY TOW / HAUL VALVE BODY

✔️ TransGo 4R100-HD2 Tugger Reprogramming Kit

Designed specifically for hard-working trucks that tow and haul.

Includes:

• Increased clutch holding pressure
• Adjustable shift firmness
• Improved line-pressure control
• Improved converter feed capacity
• Improved cooling and lubrication flow
• Updated line-to-lube circuit
• Quick-fill valve
• Low/reverse pressure improvements
• Updated pressure-regulator components
• High-temperature direct clutch seal
• Heavy-duty coast clutch snap ring
• Updated OD spiral-lock snap ring

✔️ Increased Manual-Low Holding Pressure

Provides increased low-clutch holding capacity in manual first gear for improved downhill compression braking when towing or hauling.

✔️ Updated Solenoid Pack

Provides consistent electronic pressure and shift control.

🔩 PRO HARD PART & INTERNAL UPGRADES

✔️ Heavy-Duty 45-Element Intermediate Sprag

✔️ New Overdrive Sprag Assembly

✔️ Updated Heavy-Duty Center Support Components

✔️ Center Support Sealing Updates

✔️ Updated OD Retaining Components

✔️ Updated Low / Reverse Components

✔️ Upgraded Direct & Intermediate Feed Sealing

✔️ All Applicable E4OD Factory Updates

All reusable drums, shafts, planetary assemblies and hard parts are cleaned, inspected and checked to specification. Worn or damaged components are replaced as required.

⚙️ PRO REMANUFACTURED PUMP ASSEMBLY

✔️ Pump body and stator inspected and reconditioned

✔️ New pump bushing

✔️ Pump gears inspected and replaced as required

✔️ Pump clearances restored to specification

✔️ Updated pressure-regulator components

✔️ Increased converter feed capacity

✔️ Improved lubrication circuit

❄️ PRO COOLING & LUBRICATION PACKAGE

The Pro is designed around the additional heat and load created by towing and hauling.

Includes:

✔️ Improved line-to-lube circuit

✔️ Improved converter feed and charge pressure

✔️ Front lubrication / drainback improvements

✔️ Improved oil flow to critical internal components

✔️ Center support lubrication and sealing updates

These upgrades help protect the converter, overdrive planetary, clutch packs and internal components during extended operation under load.

🚙 HEAVY-DUTY TORQUE CONVERTER INCLUDED

✔️ 1600–1800 Stall Heavy-Duty Tow Converter

Designed for:

• Towing & hauling
• Work trucks
• Stock and modified small-block engines
• Improved lockup durability
• OEM-style drivability

🛠️ APPLICATIONS

Designed for small-block gas E4OD applications, including:

Ford F-Series

• F-150
• F-250
• F-350
• 5.0L / 302
• 5.8L / 351W

Ford Bronco

• 5.0L / 302
• 5.8L / 351W

Ford Econoline / E-Series

• E-150
• E-250
• E-350
• 5.0L / 302 and 5.8L / 351W applications originally equipped with E4OD

2WD and 4WD configurations available.

Fitment varies by year, engine, output shaft and vehicle application. Transmission configuration must be verified before ordering.

⚠️ TOWING & COOLER REQUIREMENT

A properly functioning transmission cooling system is REQUIRED.

For regular towing, hauling or work-truck use, an appropriately sized auxiliary transmission cooler is REQUIRED with the Twisted Pro™.

The cooler and cooler lines must be professionally flushed and verified for proper flow before installation.

⚙️ TWISTED PRO™ E4OD

450 HP Rated

Built for:

Towing • Hauling • Work Trucks • Modified Small-Block Ford Applications