Industrial Engine Machining and Repair


Welcome to Prime Machine Inc: Premier Industrial Engine Machine Shop

At Prime Machine Inc, we specialize in providing top-tier industrial engine repair and machining services. Located in the heart Salt Lake City, our state-of-the-art facility is equipped to handle all your engine machining needs, ensuring your machinery operates at peak performance. With years of experience serving various industries, we understand the critical importance of precision, efficiency, and reliability in every job we undertake.

Our Expert Services

Comprehensive Engine component cleaning:

Ensuring your engine operates at peak efficiency and longevity requires professional cleaning services, which are vital for any major component work. Our expertise encompasses two advanced cleaning techniques: pressure washing and hot tank cleaning, each tailored to address specific aspects of engine maintenance.

Pressure Washing for Pristine Exterior Surfaces: Our pressure washing technique employs high-pressure water jets, meticulously designed to reach even the most challenging areas of your engine’s exterior. This method excels in stripping away dirt, grease, and various debris, guaranteeing a clean surface free of contaminants that could hinder machining processes. It’s an ideal solution for ensuring your engine’s exterior is in optimal condition for any further operations.

Hot Tank Cleaning for Internal Component Revitalization: For a deep clean that affects the engine’s heart, our hot tank cleaning service is unmatched. Engine components are submerged in a heated solvent bath, effectively dissolving carbon build-ups, grime, and other pollutants from critical internal parts like pistons and crankshafts. This method not only cleans but rejuvenates your engine’s internal components, ensuring they operate smoothly and efficiently.

Together, these specialized cleaning services play a crucial role in identifying potential issues early on, preventing future malfunctions, and significantly extending your engine’s lifespan. Embrace the benefits of comprehensive engine cleaning and ensure your engine’s performance and durability are second to none.

Precision Inspection of blocks with laser technology:

Leveraging state-of-the-art laser tracker technology, our precision inspection service sets the gold standard in engine block maintenance and restoration. This innovative approach allows us to achieve unparalleled accuracy and efficiency in assessing the health and integrity of engine blocks.

Unmatched Accuracy with Laser Tracker Technology: Our laser tracker is a marvel of modern engineering, capable of measuring vast areas with exact precision. It enables us to scrutinize every dimension, alignment, and structural aspect of engine blocks in minute detail. This meticulous evaluation process ensures each engine block not only meets but often surpasses, the strictest quality benchmarks.

Early Detection and Enhanced Engine Performance: The precision afforded by our laser tracker technology is vital for spotting even the slightest irregularities that could spell trouble down the line. Identifying and addressing these issues early prevents significant engine damage and avoids costly repairs. Moreover, this meticulous inspection process guarantees the enhanced reliability and performance of your engine, giving you peace of mind.

Cost and Time Efficiency: Traditional measurement methods pale in comparison to the speed and cost-effectiveness of our laser tracker inspections. By cutting down on inspection time and reducing the likelihood of future malfunctions, we save you both time and money, all while ensuring your engine operates at peak performance levels.

Commitment to Excellence: Our dedication to innovation and quality means we offer our clients nothing but the best in engine block inspection services. Trust us to keep your machinery running smoothly, efficiently, and with enduring reliability. Discover the difference that precision laser tracker technology makes in maintaining your engine’s optimum performance and longevity.Laser measuring line bore of block determine position and size of bores.

Prime Machine laser tracker technician measuring features on large engine block for a complete inspection of line bore, deck surfaces heights, and other critical features.

Advanced Machining Capabilities:

Machining precision for large industrial engine components is not just a process; it’s an art combined with cutting-edge technology, expertise, and a dedication to quality. Our specialization encompasses the machining of key engine parts, including blocks, crankshafts, cams, heads, flywheels, and connecting rods. With our facility equipped with the latest in CNC machinery and advanced tools, we are uniquely positioned to address the complexities involved in machining large-scale components.

Our team of skilled machinists, boasting years of hands-on experience, ensures that each component is crafted with the utmost precision. We guarantee that every dimension is exact, and every surface is finished to perfection, from the initial inspection through to the final detailing. This meticulous approach to machining not only achieves unparalleled accuracy but also significantly enhances the engine’s performance and durability.

We pride ourselves on our ability to recondition worn parts and manufacture new components from scratch, meeting and often exceeding industry standards. Our commitment to excellence ensures that each machined part enhances the engine’s efficiency and longevity, prepared to meet the demands of industrial applications head-on.

Choose us for machining services that promise superior results, transforming raw materials into high-performance engine components that set new benchmarks for quality and reliability in the industry.

Large CNC Rottler machining center tooled for machining engine blocks.

Machining large engine block in our CNC Rottler machining center tooled up specifically to machine blocks.

Machining of crankshaft on large five axis machining center.

Manufacturing new crankshaft by machining from bar stock in our Mori Seiki NT 6600 Mill/Turn lathe.


State of the art dynamic balancing of crankshafts:


Dynamic crankshaft balancing is essential for the optimal performance and longevity of your vehicle’s engine. Our cutting-edge facility is dedicated to providing precision dynamic balancing services that carefully correct any imbalances in your crankshaft. By choosing our expert services, you’ll not only boost your engine’s performance but also minimize vibration, ensuring a smoother, quieter driving experience.

Our state-of-the-art techniques and equipment allow us to achieve unparalleled accuracy in crankshaft balancing, directly contributing to the enhanced efficiency and durability of your engine. Trust us to deliver superior balancing services that make your vehicle run as smoothly as possible, offering you peace of mind and a more enjoyable ride.

large crankshaft being dynamically balanced Prime Machine shop

Dynamically balancing large crankshaft to OEM specification.

Engine vibration analysis:

At Prime Machine, we understand the crucial role that smooth-running large engines play in industrial and marine settings. That’s why we offer expert vibration analysis services—your key to maintaining peak performance and reliability of your engines. Our service uses the latest diagnostic technologies to precisely identify and analyze engine vibrations, catching potential problems before they turn into expensive repairs.

Our advanced vibration analysis is more than just a troubleshooting tool; it’s a window into the health of your machinery. Whether it’s imbalances, misalignments, or wear in engine components, we pinpoint the issues and understand the unique vibration signatures of your engines. This knowledge allows us to apply specific solutions that boost efficiency, minimize downtime, and significantly extend the life of your equipment.

With a team of dedicated professionals at your service, we’re here to ensure your engines run as smoothly and efficiently as possible. Minimizing operational interruptions and maximizing productivity are at the heart of what we do. Trust Prime Machine’s vibration analysis expertise to keep your large engines performing at their best, ensuring they’re always ready to meet the demands of your operations.

Component Fabrication and Repair including reverse engineer and build:

Optimize your large engine component needs with our specialized reverse engineering and manufacturing services. Our expertise shines in handling obsolete and hard-to-find engine parts, such as crankshafts, connecting rods, pistons, camshafts, and heads. By harnessing the power of advanced technologies and our extensive experience, we stand out in creating and manufacturing components that you can’t find on the market anymore.

Our process starts with a thorough analysis of the original parts. We use precision measurement tools and 3D scanning techniques to capture every detail with utmost accuracy. This dedication to precision allows us to craft exact replicas of the original components or even enhance them for better performance and durability. Whether your goal is to revive a vintage engine to its peak condition or to maintain a critical piece of machinery, our team commits to delivering solutions tailored to your unique requirements.

We’re not just about making parts; we’re about ensuring your engines operate smoothly, efficiently, and reliably. Our commitment to quality and our passion for engineering excellence mean that no matter how rare or obsolete your engine components are, we’ve got you covered. From custom fabrication to repairing existing components, we guarantee your engine’s components are in the best possible condition.

Let us help you keep your engines running like new. With our blend of advanced technology, expert knowledge, and dedication to quality, your engine components are in skilled hands. Whether it’s for restoration or maintenance, our specialized services are designed to meet and exceed your expectations, ensuring your engines continue to perform at their best.

Reverse engineer and manufacture new connecting rod for large engine.

Reverse engineer and manufacture new connecting rod.

Field machining of engines:

Our field machining services are designed to deliver unmatched precision and expertise right to your location. Specializing in precision line boring for main bearings and camshaft fits, as well as expert machining of cylinder bores, we are your go-to solution for all large engine block needs. We recognize the paramount importance of accuracy in engine rebuilding and maintenance. To meet this need, we employ state-of-the-art portable machining equipment, enabling us to execute high-quality work directly on-site, even in the most challenging environments.

Our on-the-spot precision machining is crucial for ensuring optimal alignment of engine components. This alignment is key to achieving smoother engine operation, reducing component wear, and extending the overall life of your engine. Our team consists of highly skilled machinists who possess a profound technical understanding and vast field experience. This combination ensures that each project we undertake meets our rigorous standards for quality and precision.

Whether your project involves restoring worn-out engine blocks or adapting them for new uses, our field machining services are crafted to reduce downtime and enhance engine performance efficiently and cost-effectively. Trust us to keep your large engines running at their best, providing a reliable and convenient solution for maintaining peak condition.Field machining engine block and installing new sleeves

    Field machining of engine block for new sleeves by Prime Machine skilled on site machinists.
Why Choose Prime Machine Inc
  • Unmatched Expertise: Our team of experienced machinists and mechanics possess the knowledge and skills necessary to tackle the most challenging engine issues.
  • State-of-the-Art Equipment: Our facility is outfitted with cutting-edge machinery, allowing us to perform precise and efficient repairs and machining.
  • Quality Assurance: We adhere to the highest standards of quality, with rigorous inspection processes to ensure every repair and part meets your exacting requirements.
  • Customer-Focused Service: We understand downtime is costly. That’s why we’re committed to providing prompt, reliable service to get your operations back up and running as quickly as possible.

Our Commitment to Excellence

At Prime Machine Inc, we’re not just another machine shop. We’re your partners in maintaining and enhancing the performance of your industrial engines. Our commitment to quality, precision, and customer satisfaction drives us to deliver the best possible service, tailored to your unique needs.

Get in Touch

Ready to experience the difference that professional, reliable engine machining and repair can make for your business? Contact us today to discuss your needs, and let us show you how we can support your operations with our expert services.