Motor Mission Blog

Motor Mission Blog2017-07-20T20:14:59+00:00

Caterpillar 4788991 Moldboard Blade Hanger Bracket Repair With Welding and CNC Machining On Rottler EM105H Multipurpose Boring And Milling Machine

March 24th, 2026|Categories: Machine Shop|

Here are some pics of a blade hanger we reconditioned. The piece is labeled as a bracket by Caterpillar with part number 478-8991. The blade, or moldboard, on an 18M grader hang from this bracket. [...]

Hitachi EX5600-7 Open Pit Mining Excavator Shovel Radiator Leaking Repair and Rebuild

March 24th, 2026|Categories: Radiator Shop|

Here are some pics of a radiator off of a Hitachi EX5600-7 shovel that we picked up for a repair & return. The radiator is leaking in the corners as well as the gaskets. The [...]

Speed UTV Manual Alternator Belt Tensioner, Hot Weather Radiator Cooling System Package and Tapp Primary & Secondary Clutches Machining

March 13th, 2026|Categories: Machine Shop|

Here are some pics of some parts we've been machining & working on for the Speed UTV's. We have come up with our own version of a manual alternator belt tensioner. We only have a [...]

Hitachi EX5600-6 Excavator Shovel Conventional Radiator Assembly Rod and Repair Rebuild

March 12th, 2026|Categories: Radiator Shop|

Here are some pics of a Hitachi EX5600-6 Shovel Radiator we did a complete overhaul to. The radiator came in with some tubes leaking. The lower mounting feet, or pads, were warped & not flat [...]

Caterpillar 18M Grader Circle, Drawbar Table and Moldboard Blade Hanger Bracket Welding, Repairing, Machining and Rebuilding

March 11th, 2026|Categories: Industrial & Heavy Equipment|

Here are some pics of a Caterpillar 18M3 grader circle, drawbar table and moldboard blade hanger bracket we did a complete repair & rebuild to. The main beams on the drawbar table were both cracked [...]

Sullair Air Compressor Aluminum Oil Cooler Heat Exchanger Cleaning and Repairing

March 9th, 2026|Categories: Radiator Shop|

Here are some before & after pics of a couple of Sullair air compressor coolers that came in for service. Both coolers are made of aluminum & had extensive external fouling & build-up of oily [...]

Custom High Efficiency Copper Brass Auxiliary Radiator Heat Exchanger For Rat Rod Supercharger Cooling With Spal Electric Fan and Shroud

March 1st, 2026|Categories: Radiator Shop|

Here are some pics of a custom copper brass high efficiency radiator we completed for a rat rod. The radiator is small in order to fit where our customer has planned to install it. The [...]

Caterpillar 18M Grader Circle Drive Motor Repair and Rebuilding

February 27th, 2026|Categories: Industrial & Heavy Equipment|

Here are some pics of a Caterpillar 18M Grader Circle Drive Motor that we picked up for repair & rebuilding. The pinion gear was broken in multiple pieces and the main shaft was damaged with [...]

Caterpillar 793F Mesabi Radiator Assembly Repairing and Rebuilding For Reman Exchange

February 26th, 2026|Categories: Radiator Shop|

Here are some pics of a Caterpillar 793F haul truck radiator during the assembly process. All of the tubes have been cleaned, qualified, ultrasonic cleaned & buffed and polished on their ends. The main radiator [...]

1930 Dodge Brothers Old Cast Iron Water Pump Corroded, Pitted and Needs Repairing, Machining and Rebuilding

February 25th, 2026|Categories: Machine Shop|

Here are some before, during & after pics of an old cast iron water pump we rebuilt. The water pump is a 1930 Dodge Brothers. When we got the pump all disassembled we found the [...]

Caterpillar 793C Mesabi Radiator Rebuild and 6060 Shovel Aluminum Radiator Repair

February 24th, 2026|Categories: Radiator Shop|

Here are some pics of a couple Caterpillar mining equipment radiators we delivered back to the mine site. The yellow radiator is a Mesabi radiator for a 793C haul truck which is ready to go [...]

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