You Save $400 With PowerTech Delta Combo
What is the POWERTECH SET - DELTA Exhaust Manifold Repair Combo Kit?
The POWERTECH SET - DELTA is the latest Exhaust Manifold Repair (EMR) Kit from ProMAXX Tool. Engineered for speed, precision, and efficiency, this all-in-one kit repairs 14 different GM engines with a single set.
It includes three precision-engineered ProPlates that deliver unmatched accuracy when drilling out broken exhaust manifold mounting studs. Whether you’re a seasoned technician or a skilled DIY mechanic, this USA-made kit provides a dependable solution for one of the most frustrating engine repairs.
What’s Included in the Kit?
Three ProPlates for GM engines:
GM - Mikki: 2.8L, 3.5L, 3.7L, 4.2LGM - Mikey III: LS 4.8L, 5.3L, 6.0L, 6.2L & NEW LT 6.6LGM - Dale: 2.2L, 2.4L
High-quality USA-made tooling Drill bits specifically ground for precision drillingDetailed instruction manual with schematicsPrecision fasteners for secure mounting
Key Benefits
Repairs broken exhaust manifold studs in as little as 15 minutes per bolt*
Easy-to-use design with step-by-step instructionsMounts directly to the cylinder head for dead-center drilling
Reduces vehicle downtime and increases shop productivity
Delivers high return on investment
*Repair times vary based on bolt location, prior repair attempts, and number of broken studs.
How does the POWERTECH SET - DELTA Broken Bolt Repair Kit work?
The POWERTECH SET - DELTA uses exclusive screw-in bushings and proprietary mating angles to ensure perfect alignment with the cylinder head—unlike cheaper kits that use clamps or slip-fit bushings.
Why it Works Better
Precision bolt-on design —no slipping or clampsScrew-in ProBushings align perfectly with the bolt holeDelivers repeatable and accurate results
Accommodates Thread Repair Kit (sold separately) for damaged or previously repaired holes
What Makes the Included Drill Bits Superior?
The included machine-shop-grade drill bits are made in the USA and engineered for durability and precision.
Drill Bit Features
135° split-point design stays centered during drillingFour cutting edges reduce walking and improve chip removalWorks well on curved surfaces and hard alloys Minimizes clogging and breakage while drilling
Always follow the User Guide to avoid drill bit damage.
How to Fix a Broken Exhaust Manifold Bolt Using the POWERTECH SET - DELTA
Every kit includes a step-by-step EMR user guide that details the complete repair process.
Repair Process Overview
Mount the ProPlate to the cylinder head.
Insert the ProBushing and the ProDrill bit.
Set the cutting edge using the included guide.
Drill out the broken bolt with precision.
Go Extractorless™ if needed and drill the bolt out entirely.
If threads are damaged, use the Thread Repair Kit to restore the cylinder head.
Need help? ProMAXX Tool offers free 24/7 technical support at 724-941-0941 .
Why Choose ProMAXX Tool?
Proudly made in the USA Designed for professional technicians and skilled mechanics
Saves time and money on every repairTrusted by dealerships and repair shops nationwide
Make the Broken Bolt Repair Fast... ProMAXX Fast!
See ProMAXX Tool Exhaust Manifold Broken Bolt Repair Kits in Action! VIDEO
Exhaust Manifold Bolt Repair POWERTECH SET - DELTA Key Success Drivers
Versatile — Shared tooling and three different guide plates allow 1 kit to repair 20 different engines.
Fastest — Interchangeable bushings with fasteners and Extractorless™ capability.
Easiest — 1/3 of the size of other drill guides on the market, increasing maneuverability and allowing for "On The Truck" repairs.
Smallest — easily fits behind the shock tower.
Most Precise — engineered .001” accuracy, .0001” dead flat.
Patented, Manufactured and assembled ENTIRELY IN THE U.S.A. by American craftsman with American made materials
1 Kit = 14 GM Engines:
The Mikey II 200 Series ProPlate was designed to increase the speed and lessen the aggravation of the removal of broken exhaust manifold mounting studs in General Motors 1999 - 2013 GM LS 4.8L, 5.3L, 5.7L, 6.0L, & 6.2L V8 engines AND 2014 - 2020 5.3L, 6.0L, & 6.2L engines.
The Mikki 200 Series ProPlate delivers unprecedented accuracy and repeated reliability in speeding the removal of broken exhaust manifold mounting bolts in General Motors 2.8L, 3.5L, 3.7L, and 4.2L inline engines.
The Dale 200 Series ProPlate facilitates the extraction of broken exhaust manifold mounting studs/bolts on General Motors 2.2L and 2.4L for use in Impala/Malibu engines.
The PowerTech Set - Delta includes the new generation IV 200 series, which are the smallest and thinnest EMR plates available. Behind the shock tower, firewall, and just about anywhere else, we take the hassle out and put the ease back in. Not enough? We have tool kits for more than 30 different engines.
