Features and Benefits:

• Rocky ProKit Ford 4.2L V6, 4.6/5.4L V8, and 6.8L V10 Key Success Drivers
• Fastest � Interchangeable bushings with fasteners and Extractorless™ capability.
• Easiest � simple to bolt on and make the repair.
• Smallest � easily fits behind the shock tower
• Most Precise � engineered .001” accuracy, .0001” dead flat.
• Versatile � Unique CNC machined thread repair kit available as well.
• Patented and Made in U.S.A.


The Rocky ProKit facilitates the removal of broken exhaust manifold bolts on Ford 4.2L V6, 4.6/5.4L V8, and 6.8L V10, both two and three valve engines.It is the smallest and thinnest available to fit behind the shock tower to make the repair. ProMaxx Tool�s exclusive screw-in bushings which incorporate a proprietary mating angles that once seated, bring the bushing into perfect alignment with the cylinder head. The results? The most accurate and precise tool in the market. Other kits use inexpensive clamps or loose slip-fit bushings. Bolting Rocky in any position with our included precision fasteners provides unparalleled repeatable and predictable result.Received a previous repair attempt or botched repair? No Problem. ProMaxx Tool�s larger plate holes provide the use of a thread repair kit that includes bushings, bits, and solid steel inserts to completely restore the cylinder head to factory condition.