Description
If you’re running an Atomic Transmission Control Unit on a 1989-1994 Ford E40D, this harness is non-negotiable. MSD’s 2776 kit eliminates guesswork with direct OEM fitment and pre-assembled connectors, cutting installation time while ensuring rock-solid signal integrity between your TCU and transmission. Whether you’re fine-tuning shift logic on the dyno or putting down consistent power at the track, proper electrical communication is what separates dialed-in performance from electrical gremlins.
- Vehicle Fitment: Ford E40D 1989-1994
- TCU Compatibility: Atomic Transmission Control Unit
- Part Number: MSD 2776
- Installation: Bolt-on, no fabrication
- Harness Type: Transmission controller interface
- Construction: Durable, high-temperature rated
- Included: Complete kit, all connectors
- Weight: 1.20 lbs
- Dimensions: 6.5 x 0.8 x 6.6 in
- Warranty: Limited 1-year
- UPC: 085132027767









