WAI 17578N Starter

WAI 17578N Starter for Ford Super Duty Applications

The WAI 17578N is a new starter built for Ford truck and van applications that need reliable cranking power. It uses a planetary gear reduction design and a Mitsubishi family configuration to deliver the amp output required for today’s vehicles.

WAI’s New line focuses on 100% new starters, not remanufactured units, using proprietary components and manufacturing processes to support long service life and consistent performance. This starter is a direct-fit option for select Ford Excursion, F-250 Super Duty, F-350 Super Duty, E-350 Econoline, and related models with Mitsubishi-style mounting.

Key Features

• Part number: 17578N
• 100% new starter construction
• Planetary gear reduction design
• Mitsubishi family starter
• 3.6 power rating
• Clockwise (right) rotation
• 12-tooth drive
• Flange mounting type
• Built for Ford truck and van starting systems

Detailed Product Overview

This starter is engineered for Ford Excursion, Ford F-250 Super Duty, and Ford F-350 Super Duty applications that use a Mitsubishi unit. It also matches select Ford E-350 Econoline Club Wagon, E-350 Super Duty, E-350 Econoline, F-250 HD, F-350, and F-250 configurations listed in the fitment data. The 12-tooth drive, clockwise rotation, and flange mount help ensure the starter matches the original application requirements.

This part cross-references BBB Industries 17578 for the same application. The WAI 17578N also aligns with OE-style references such as F4TZ-11002-A and F5TU-11000-AA for select Ford starting-system applications.

What This Starter Helps Address

• Slow or weak engine cranking
• No-start conditions caused by starter failure
• Intermittent starter engagement
• Grinding or improper starter drive engagement
• Replacement needs for worn Mitsubishi-style Ford starters

Installation Notes and Tips

Verify the vehicle’s starter family, mounting style, tooth count, and rotation before installation. This unit is listed for 2001 Ford Excursion, 2001 Ford F-250 Super Duty, 2001 Ford F-350 Super Duty, 1995-2000 Ford E-350 Econoline Club Wagon, 1999-2000 Ford E-350 Super Duty, 2000 Ford Excursion, 1999-2000 Ford F-250 Super Duty, 1999-2000 Ford F-350 Super Duty, 1995-1998 Ford E-350 Econoline, 1997 Ford F-250 HD, 1994-1997 Ford F-350, and 1994-1996 Ford F-250. For 2001 Ford Excursion and 2001 Ford Super Duty applications, confirm the notes for 3-bolt mounting and Mitsubishi unit requirements.

Quality Assurance

WAI states that its new starters are engineered to provide the amp output needed for modern vehicles and are manufactured with proprietary components and processes to support maximum life and performance. This product is a new unit, not remanufactured.