Experience Quality Engine & Machine Service at Our Machine Shop


RoadBuilders Industrial Machining & Diesel Engine Machine Shop

318 Miami Ave.

Kansas City, KS 6105

(913) 371-3822 x1700 

'Repair, Restore, or Rebuild Your Engine Quickly With Quality Machinery Service From RoadBuilders Machinery & Supply, Inc.'
Skilled Machinists, Quality Service, Quick Turnaround Times
For over 23 years, our technicians have been rebuilding and repairing engines and components, precision machined to new tolerances, with the highest quality parts.
Any Model, Any Brand
We specialize in diesel engines from industrial machines, farm equipment, heavy duty trucks and forklifts. We can service any brand, including: Mack, Caterpillar, Komatsu, Cummins, Detroit, Case, Isuzu, International, Allis Chambers, John Deere, Waukesha, Ford, GM, Deutz, Perkins, Nissan, Toyota, Volvo, Mitsubishi, Lister, Hercules, Continental, Onan, Yanmar, Kubota and more.

A detailed list of services is provided below:
Engine Overhauls & Repairs
• Tear down, check out machine as required & teassemble
• Complete overhaul kits—Out of frame, inframe, head gasket sets
Cylinder Heads
• Hot tank & steam clean
• Magnuflux for cracks
• Hot water or air testing
• Vacuum testing
• Replace injector tubes 
• Tubes & tooling for ISX!
• Resurfacing
• Cut in oversize valve seats
• Complete valve job
• Machine and install valve guides
• Remove broken bolts
• Thread repair
• Complete recondition
• Locate rebuildable cores
Cylinder Blocks
• Hot tank & steam clean
• Magnaflux for cracks
• Hot water or air test
• Replace cam bearings
• Pressure testing
• Resurfacing
• Re-bore and hone cylinders
• Sleeve damaged cylinders
• Align bore main & cam bearings 
• Sleeve main bearing saddles
• Sleeve cam shaft housing bores
• Check main bore size
• Resurfacing
• Upper & Lower Deck Repairs
• Counter boring
• Cylinder block boring
• CK hone cylinders 
• Check center to center
• Repair damaged head bolt holes
• Repair cracked upper deck
Crankshafts & Camshafts
• Magnaflux for cracks
• Crankshaft Grinding
• Polishing
• Grind rods and mains undersize
• Grind thrust oversize
• New or exchange crankshaft
• Hardness testing
Connecting Rods
• Reconditioning
• Magnaflux for cracks
• De-magnetize
• Replace piston pin bushing
• Pin fit & machine center to center
• Replace bearing end of rod
• Check /straighten bend & twist
• R&I pistons on press fit rods
General Machining Services
• Crack repair
• Plug repair
• Resurface valves
• Weld and bore pin bores 
   in cylinders
• Recondition king pin bushings
• Repair damaged bearing bores
• Machining and sleeving
• Custom machine work
Hydraulic Hammers for Rock Breaking
• Polish pistons
• Sleeve impact heads
• Weld tool holders
Specialized tooling for repair of injector bores in 
Cat, Cummins, Komatsu, Mack & others

Call (913) 371-3822 x 1700

Just Ask For The Machine Shop!

We Are Located One Block Northeast Of RoadBuilders Corporate Offices