Hartmann Bros. Inc. | Established in 1955
Heavy-Duty Industrial Engine Machine Shop Abilene, Texas
Hartmann Bros. Inc. is an industrial engine machine shop in Abilene, Texas, specializing in the repair, machining, and remanufacturing of large diesel, natural gas, and LPG engine components.
- Large Industrial Components
- Precision Machining
- Serving Texas and Beyond
- Built on Experience Since 1955
Established 1955
Precision Machining
Industrial Engines
Fast Turnaround
Our Services
Since 1955, our machinists have serviced crankshafts, engine blocks, cylinder heads, connecting rods, pumps, and compressors for industrial engines ranging from 25 HP to 2,000 HP.

Crankshaft Repair
Grinding, polishing, straightening, inspection, and crankshaft reconditioning for large industrial engines and compressors.

Engine Block Repair
Inspection, boring, honing, line boring, sleeving, resurfacing, and reconditioning for large diesel and natural gas engine blocks.

Connecting Rod Reconditioning
Cleaning, inspection, resizing, bushing replacement, alignment, and big- and small-end machining.

General Machining
Inspection, straightening, journal repair, polishing, and grinding for industrial engine camshafts.
Get in Touch:

50+ Years of Experience in..
- Industrial Crankshaft Repair
- Remanufacturing Cylinder Heads
- Remanufacturing Large Engine Blocks
- Remanufacturing Connecting Rods
- General Machining
Why Choose Us:
50+ Years of Experience
Trusted since 1955, we bring decades of proven experience to every engine component we repair.
Expertise and Experience
Our skilled team specializes in crankshaft services, engine block repairs, camshafts, connecting rods, and more.
Locally Owned
As a locally owned company, we provide dependable service, personal attention, and long-term customer support.
Quality Assurance
Every component is carefully inspected and machined to meet our strict standards for quality, precision, and reliability.
Industries We Serve:

Oil & Gas

Power Generation

Marine

Agriculture

Heavy Equipment

Trucking / Fleet
Industrial Engine Machine Shop - Est. 1955 in Abilene, Texas
Our machine shop in Abilene Texas supports diesel, natural gas, and LPG engines ranging from 25 HP to 2,000 HP. Our capabilities include the inspection, repair, machining, and remanufacturing of:
- Crankshafts
- Engine blocks
- Cylinder heads
- Connecting rods
- Compressor crankshafts
- Compressor connecting rods and cylinders
- Pony rods
- Pistons
- Related industrial engine and compressor components

Whether your equipment is powered by a Cummins® K50, Caterpillar® 3516, Waukesha® 7042, CCK Onan®, or another industrial engine, our team has the technical knowledge, equipment, and specifications required to complete the job properly.
We also service components used in agricultural equipment, horizontal compressors, power-generation systems, and other heavy-duty industrial applications.
From individual component machining to complete repair and remanufacturing support, Hartmann Bros. delivers dependable workmanship for equipment that must perform under demanding operating conditions.
50+ Years Experience..
Product Lines
Hartmann Bros., Inc has a complete line of engine parts for Cummins®, Detroit Diesel®, Caterpillar®, John Deere®, Case®, Navistar®, Waukesha®, Mack®, gas and air compressors. We only sell quality brand names that meet or exceed OE specification. Hartmann Bros., Inc. also carries new crankshafts for many diesel engines.
Mahle Clevite® (Engine Parts)
Interstate McBee® (Valve Compnents)
S.B. International® (Engine Components)
IPD® (Engine Parts)
MaxiForce® (John Deere® Engine Parts)
Tucker® (Valve Seats)
We specialize in the repair and remanufacturing of industrial engines, pumps, and compressors. With a broad range of modern machining equipment and a team of experienced professional machinists, we are equipped to handle demanding industrial applications with precision and reliability.
Our facility supports diesel, natural gas, and LPG engines ranging from 25 HP to 2,000 HP. Our capabilities include the inspection, repair, machining, and remanufacturing of: