Atomic Steel Main Girdle – EF–AU Ford SOHC 6-Cyl | 16mm Thick | Maximum Bottom-End Strength
Description:
If you’re chasing big boost, high RPM, or 1000+hp in your Ford EF–AU SOHC 6-cylinder engine, you need to reinforce your bottom end — and nothing does it better than the Atomic 16mm Steel Main Girdle.
Laser-cut from a massive 16mm thick steel plate, this girdle is engineered to eliminate main cap walk, reduce crankshaft flex, and maintain main bearing alignment under the most extreme loads. It ties all five main caps together into one rock-solid unit, significantly increasing block rigidity and engine reliability in high-stress conditions.
✅ Key Features:
✅ Suits Ford EF–AU SOHC 4.0L 6-cylinder engines
✅ 16mm thick laser-cut steel – our strongest girdle yet
✅ Locks main caps together to eliminate walk and shifting under load
✅ Reduces crankshaft deflection and bearing wear
✅ Designed for drag, race, and high-boost street builds
✅ Ideal for engines pushing well beyond 1000hp
✅ Used in Atomic-built competition engines at the limit of the SOHC platform
🛠️ Why Choose the 16mm Girdle?
✔️ Maximum strength for serious race builds
✔️ Maintains bottom-end stability under intense torsional stress
✔️ Helps extend crankshaft, bearing, and block life
✔️ A critical part of any extreme SOHC Barra-based build
✔️ The ultimate in structural reinforcement for your lower end
📦 What’s Included: