OLD PARTS

OLD PARTS

Genuine Old Parts for Onan, Cummins & Fleetguard Diesel Engines

Find authentic old parts tailored for Onan, Cummins, and Fleetguard power engines. Our collection of genuine replacement components ensures your diesel equipment operates with maximum efficiency and durability.

Old Parts for Reliable Diesel Engine Maintenance

We offer a comprehensive range of authentic old parts, including core engine components, seals, filters, and more—all crafted to meet strict quality standards. Each part is designed to restore and maintain the optimal performance of your diesel engines.

  • Genuine Quality: Certified original parts to guarantee compatibility and longevity.
  • Wide Selection: Extensive inventory covering key Onan, Cummins, and Fleetguard models.
  • Trusted Performance: Enhance engine reliability with parts engineered for power and endurance.

Why Choose Our Old Parts? We provide expert-vetted, genuine parts that ensure your diesel engines run smoother and last longer, backed by our commitment to quality and customer satisfaction.

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  • CUMMINS 182202 - .020 MAIN BEARING - Original OEM part - Image 1
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    CUMMINS 182202 .020 MAIN BEARING Original OEM part

    CUMMINS

    $46.94
    $42.88
    Engineered precision for enduring power Superior bearing design ensuring smooth crankshaft operation Exceptional wear resistance to extend engine lifespan Manufactured as a genuine OEM component by...
    $46.94
    $42.88
    Add to Cart
    Qty in Cart: 0
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    Price:
    $46.94
    $42.88
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  • CUMMINS 181783 - FUEL BYPASS TUBE - Original OEM part - Image 1
    Add to Cart

    CUMMINS 181783 FUEL BYPASS TUBE Original OEM part

    CUMMINS

    $98.63
    $90.10
    Cummins 181783 - FUEL BYPASS TUBE MINS181783 The 181783 - FUEL BYPASS TUBE by Cummins is a top-quality replacement part designed for optimal performance in outdoor equipment. Our store is the ideal...
    $98.63
    $90.10
    Add to Cart
    Qty in Cart: 0
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    Price:
    $98.63
    $90.10
    Subtotal:
  • CUMMINS 181272 - RETAINER SEAL - Original OEM part - Image 1
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    CUMMINS 181272 RETAINER SEAL Original OEM part

    CUMMINS

    $274.38
    $250.65
    Power your engine with precision and reliability Engineered for superior sealing and long-lasting durability Maintains optimal engine performance by preventing leaks and contamination 100% Genuine...
    $274.38
    $250.65
    Add to Cart
    Qty in Cart: 0
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    Price:
    $274.38
    $250.65
    Subtotal:
  • CUMMINS 180159 - MAIN BEARING CAP - Original OEM part - Image 1
    Add to Cart

    CUMMINS 180159 MAIN BEARING CAP Original OEM part

    CUMMINS

    $1,145.24
    $1,046.18
    Engineered precision for enduring strength Critical support for engine stability under extreme conditions Durable materials crafted to meet strict Cummins standards Certified genuine OEM part with...
    $1,145.24
    $1,046.18
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,145.24
    $1,046.18
    Subtotal:
  • CUMMINS 180158 - MAIN BEARING CAP - Original OEM part - Image 1
    Add to Cart

    CUMMINS 180158 MAIN BEARING CAP Original OEM part

    CUMMINS

    $1,685.16
    $1,539.39
    Cummins 180158 - MAIN BEARING CAP MINS180158 Find genuine 180158 - MAIN BEARING CAP by Cummins at our online store. Ensure top performance with this authentic part. Trust in the quality of the brand...
    $1,685.16
    $1,539.39
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,685.16
    $1,539.39
    Subtotal:
  • CUMMINS 180157 - MAIN BEARING CAP - Original OEM part - Image 1
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    CUMMINS 180157 MAIN BEARING CAP Original OEM part

    CUMMINS

    $1,145.24
    $1,046.18
    Engineered for Excellence, Built for Endurance Precision-Machined Main Bearing Cap Ensuring Optimal Engine Alignment Durable Construction to Support Engine Longevity Under Intense...
    $1,145.24
    $1,046.18
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,145.24
    $1,046.18
    Subtotal:
  • CUMMINS 179832 - COMPRESSION SPRING - Original OEM part - Image 1
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    CUMMINS 179832 COMPRESSION SPRING Original OEM part

    CUMMINS

    $81.19
    $74.17
    Engineered for Endurance: Precision-crafted to meet Cummins’ exacting standards for power and reliability. Durable Compression Technology: Maintains optimal tension for consistent engine performance...
    $81.19
    $74.17
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $81.19
    $74.17
    Subtotal:
  • CUMMINS 179580 - MAIN STANDARD BEARING - Original OEM part - Image 1
    Add to Cart

    CUMMINS 179580 MAIN STANDARD BEARING Original OEM part

    CUMMINS

    $52.72
    $48.16
    Precision engineered to maintain your Cummins engine’s integrity for years to come Robust design ensures optimal load handling under demanding operational conditions Manufactured exclusively by...
    $52.72
    $48.16
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $52.72
    $48.16
    Subtotal:
  • CUMMINS 179426 - COVER PLATE - Original OEM part - Image 1
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    CUMMINS 179426 COVER PLATE Original OEM part

    CUMMINS

    $2,054.48
    $1,876.77
    Engineered for durability, designed for dependability. Precision fit ensures optimal sealing and protection. Constructed from high-grade materials for lasting wear resistance. Certified genuine OEM...
    $2,054.48
    $1,876.77
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $2,054.48
    $1,876.77
    Subtotal:
  • ONAN 179-3755-03 - 179375503 GOVERNOR INSTALLATION Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 179375503 GOVERNOR INSTALLATION Original ONAN/CUMMINS OEM part

    ONAN

    $2,917.94
    $2,665.54
    Engineered to optimize your generator's performance seamlessly Ensures precise speed regulation for consistent power output Genuine OEM Onan component tailored for perfect compatibility ONAN...
    $2,917.94
    $2,665.54
    Add to Cart
    Qty in Cart: 0
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    Price:
    $2,917.94
    $2,665.54
    Subtotal:
  • ONAN 179-3533-12 - 179353312 CIRCUIT BREAKER BOX INSTALLATION MTO Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 179353312 CIRCUIT BREAKER BOX INSTALLATION MTO Original ONAN/CUMMINS OEM part

    ONAN

    $10,279.13
    $9,389.98
    Cummins CIRCUIT BREAKER BOX INSTALLATION MTO 179-3533-12 Ensure the seamless operation of your outdoor equipment with the Cummins CIRCUIT BREAKER BOX INSTALLATION MTO (SKU: 179-3533-12). Trust in...
    $10,279.13
    $9,389.98
    Add to Cart
    Qty in Cart: 0
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    Price:
    $10,279.13
    $9,389.98
    Subtotal:
  • ONAN 179-3532-04 - 179353204 CIRCUIT BREAKER BOX INSTALLATION Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 179353204 CIRCUIT BREAKER BOX INSTALLATION Original ONAN/CUMMINS OEM part

    ONAN

    $6,556.60
    $5,989.46
    Trusted Safety and Performance Integration—engineered to deliver uncompromised circuit protection for your Onan generator. Durable, High-Quality Construction—designed for long-lasting reliability...
    $6,556.60
    $5,989.46
    Add to Cart
    Qty in Cart: 0
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    Price:
    $6,556.60
    $5,989.46
    Subtotal:
  • ONAN 179-3488-07 - 179348807 CIRCUIT BREAKER BOX INSTALLATION MTO Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
    Add to Cart

    ONAN 179348807 CIRCUIT BREAKER BOX INSTALLATION MTO Original ONAN/CUMMINS OEM part

    ONAN

    $8,957.36
    $8,182.55
    Power your peace of mind with unmatched reliability. Precision-engineered circuit breaker box for seamless integration. Durable construction that safeguards your generator's electrical system...
    $8,957.36
    $8,182.55
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $8,957.36
    $8,182.55
    Subtotal:
  • ONAN 179-3372-38 - 179337238 PUMP AND CONTROL FUEL TRA Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
    Add to Cart

    ONAN 179337238 PUMP AND CONTROL FUEL TRA Original ONAN/CUMMINS OEM part

    ONAN

    $6,899.58
    $6,302.77
    Cummins PUMP AND CONTROL FUEL TRA 179-3372-38 Find the genuine Cummins PUMP AND CONTROL FUEL TRA, SKU 179-3372-38, only at our store. With a reputation for quality and reliability, Cummins is a...
    $6,899.58
    $6,302.77
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $6,899.58
    $6,302.77
    Subtotal:
  • ONAN 179-3372-28 - 179337228 PUMP INSTALLATION Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
    Add to Cart

    ONAN 179337228 PUMP INSTALLATION Original ONAN/CUMMINS OEM part

    ONAN

    $7,397.79
    $6,757.89
    Cummins PUMP INSTALLATION 179-3372-28 Discover the dependable Cummins PUMP INSTALLATION (SKU: 179-3372-28) at our store and ensure your outdoor equipment performs at its best. Trust in our...
    $7,397.79
    $6,757.89
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $7,397.79
    $6,757.89
    Subtotal:
  • CUMMINS 179298 - GEAR COVER PLATE - Original OEM part - Image 1
    Add to Cart

    CUMMINS 179298 GEAR COVER PLATE Original OEM part

    CUMMINS

    $1,224.38
    $1,118.47
    Cummins 179298 - GEAR COVER PLATE MINS179298 Explore our online store for the best selection of original Cummins 179298 - GEAR COVER PLATE. Our commitment to providing authentic parts ensures that...
    $1,224.38
    $1,118.47
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,224.38
    $1,118.47
    Subtotal:
  • CUMMINS 179297 - GEAR COVER PLATE GASKET - Original OEM part - Image 1
    Add to Cart

    CUMMINS 179297 GEAR COVER PLATE GASKET Original OEM part

    CUMMINS

    $106.00
    $96.84
    Precision engineered for uncompromising performance Durable sealing to protect your engine’s integrity Crafted exclusively as a Cummins OEM component for full compatibility Experience the Power of...
    $106.00
    $96.84
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $106.00
    $96.84
    Subtotal:
  • CUMMINS 178810 - INJECTOR PLUNGER PTD LINKAGE - Original OEM part - Image 1
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    CUMMINS 178810 INJECTOR PLUNGER PTD LINKAGE Original OEM part

    CUMMINS

    $181.38
    $165.69
    Unmatched precision for enduring power delivery Enhances fuel injection accuracy to maximize engine efficiency 100% genuine Cummins OEM construction guaranteeing perfect fit and...
    $181.38
    $165.69
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $181.38
    $165.69
    Subtotal:
  • CUMMINS 178598 - V BELT - Original OEM part
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    CUMMINS 178598 V BELT Original OEM part

    CUMMINS

    $162.94
    $148.84
    Engineered to deliver uncompromising power transmission and durability Precision-crafted V Belt ensures smooth, efficient operation of your Cummins engine Resistant to wear and heat for long-lasting...
    $162.94
    $148.84
    Add to Cart
    Qty in Cart: 0
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    Price:
    $162.94
    $148.84
    Subtotal:
  • CUMMINS 178096 - INJECTOR PLUNGER LINKAGE - Original OEM part - Image 1
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    CUMMINS 178096 INJECTOR PLUNGER LINKAGE Original OEM part

    CUMMINS

    $201.60
    $184.17
    Precision engineered for unmatched reliability and performance Critical component ensuring optimal fuel injection timing and engine efficiency Durable design built to withstand demanding operating...
    $201.60
    $184.17
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $201.60
    $184.17
    Subtotal:
  • CUMMINS 177891 - OIL TUBE BRACKET - Original OEM part - Image 1
    Add to Cart

    CUMMINS 177891 OIL TUBE BRACKET Original OEM part

    CUMMINS

    $82.44
    $75.31
    Engineered for uncompromising durability and precision fit Essential support for oil tube stability and leak prevention Manufactured as a genuine OEM component for guaranteed compatibility CUMMINS...
    $82.44
    $75.31
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $82.44
    $75.31
    Subtotal:
  • CUMMINS 177629 - GOVERNOR SPRING - Original OEM part - Image 1
    Add to Cart

    CUMMINS 177629 GOVERNOR SPRING Original OEM part

    CUMMINS

    $63.63
    $58.12
    Cummins 177629 - GOVERNOR SPRING MINS177629 When looking for the genuine "177629 - GOVERNOR SPRING" by Cummins, look no further than our store. We pride ourselves on offering authentic replacement...
    $63.63
    $58.12
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $63.63
    $58.12
    Subtotal:
  • CUMMINS 177385 - MAIN BEARING CAP - Original OEM part - Image 1
    Add to Cart

    CUMMINS 177385 MAIN BEARING CAP Original OEM part

    CUMMINS

    $2,688.24
    $2,455.71
    Power your engine with precision and reliability, backed by Cummins engineering excellence. Robust design ensures optimal load distribution and engine stability under demanding conditions...
    $2,688.24
    $2,455.71
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $2,688.24
    $2,455.71
    Subtotal:
  • CUMMINS 177376 - MAIN BEARING CAPSCREW - Original OEM part - Image 1
    Add to Cart

    CUMMINS 177376 MAIN BEARING CAPSCREW Original OEM part

    CUMMINS

    $185.09
    $169.08
    Built to endure the demands of genuine Cummins engineering Precision-machined to guarantee exact fit and secure bearing alignment Manufactured from high-grade materials for superior strength and...
    $185.09
    $169.08
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $185.09
    $169.08
    Subtotal:
  • CUMMINS 177279 - CHECK VALVE - Original OEM part - Image 1
    Add to Cart

    CUMMINS 177279 CHECK VALVE Original OEM part

    CUMMINS

    $224.74
    $205.30
    Engineered Precision for Unmatched Reliability Ensures One-Way Fluid Flow to Protect System Health Durable Construction for Long-Term Service 100% Genuine OEM Cummins Component CUMMINS 177279 CHECK...
    $224.74
    $205.30
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $224.74
    $205.30
    Subtotal:
  • CUMMINS 177086 - CRANKSHAFT GEAR - Original OEM part - Image 1
    Add to Cart

    CUMMINS 177086 CRANKSHAFT GEAR Original OEM part

    CUMMINS

    $1,140.44
    $1,041.79
    Cummins 177086 - CRANKSHAFT GEAR MINS177086 Discover top-of-the-line quality with the 177086 - CRANKSHAFT GEAR from Cummins. Our store proudly offers this genuine replacement part to ensure optimal...
    $1,140.44
    $1,041.79
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,140.44
    $1,041.79
    Subtotal:
  • CUMMINS 176698 - HEX HEAD CAPSCREW - Original OEM part - Image 1
    Add to Cart

    CUMMINS 176698 HEX HEAD CAPSCREW Original OEM part

    CUMMINS

    $8.93
    $8.16
    Engineered for strength, designed for dependability. Precision-crafted hex head capscrew for optimal torque and secure fastening. Corrosion-resistant finish to withstand tough engine environments...
    $8.93
    $8.16
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $8.93
    $8.16
    Subtotal:
  • CUMMINS 176059 - LOCKPLATE - Original OEM part - Image 1
    Add to Cart

    CUMMINS 176059 LOCKPLATE Original OEM part

    CUMMINS

    $115.80
    $105.79
    Precision engineered to secure your Cummins system with unwavering reliability. Robust design resists wear and maintains engine integrity under demanding conditions. Corrosion-resistant finish for...
    $115.80
    $105.79
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $115.80
    $105.79
    Subtotal:
  • CUMMINS 175865 - FUEL PUMP SHAFT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 175865 FUEL PUMP SHAFT Original OEM part

    CUMMINS

    $93.29
    $85.22
    Precision-engineered for seamless power delivery Durable design ensures long-lasting operation even under demanding conditions Official OEM CUMMINS component guaranteeing perfect fit and peak...
    $93.29
    $85.22
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $93.29
    $85.22
    Subtotal:
  • CUMMINS 175849 - FEMALE PIPE TEE - Original OEM part - Image 1
    Add to Cart

    CUMMINS 175849 FEMALE PIPE TEE Original OEM part

    CUMMINS

    $46.13
    $42.14
    Precision engineered for seamless power system integration Enhances fluid flow and system reliability Durable construction designed for long-term operation under demanding conditions 100% genuine...
    $46.13
    $42.14
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $46.13
    $42.14
    Subtotal:
  • CUMMINS 175805 - BYPASS VALVE PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 175805 BYPASS VALVE PLUG Original OEM part

    CUMMINS

    $81.29
    $74.26
    Precision engineered for uncompromising Cummins quality and longevity. Seals critical bypass valve pathways perfectly to maintain engine efficiency. Crafted to withstand high heat and pressure...
    $81.29
    $74.26
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $81.29
    $74.26
    Subtotal:
  • CUMMINS 175727 - OIL PAN GASKET - Original OEM part - Image 1
    Add to Cart

    CUMMINS 175727 OIL PAN GASKET Original OEM part

    CUMMINS

    $340.32
    $310.88
    Precision-engineered sealing for peak engine protection Durable construction to withstand high temperatures and pressures 100% OEM Cummins component assuring full compatibility and warranty...
    $340.32
    $310.88
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $340.32
    $310.88
    Subtotal:
  • CUMMINS 175683 - MOUNTING SPACER - Original OEM part - Image 1
    Add to Cart

    CUMMINS 175683 MOUNTING SPACER Original OEM part

    CUMMINS

    $215.89
    $197.22
    Engineered for precision and lasting support Enhances mounting stability to safeguard your Cummins system Built as an authentic OEM component to guarantee exact fit and superior reliability Elevate...
    $215.89
    $197.22
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $215.89
    $197.22
    Subtotal:
  • CUMMINS 174214 - VALVE STEM GUIDE - Original OEM part - Image 1
    Add to Cart

    CUMMINS 174214 VALVE STEM GUIDE Original OEM part

    CUMMINS

    $66.48
    $60.73
    Engineered for Excellence: Experience uncompromised precision that safeguards your engine's performance. Durable Design: Crafted to endure high temperatures and wear, extending the lifespan of your...
    $66.48
    $60.73
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $66.48
    $60.73
    Subtotal:
  • CUMMINS 173773 - FRONT ENGINE SUPPORT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 173773 FRONT ENGINE SUPPORT Original OEM part

    CUMMINS

    $92.39
    $84.40
    Engineered precision for uncompromising support Robust design enhances engine alignment and reduces vibration Durable construction ensures long-lasting operation under tough conditions Authentic OEM...
    $92.39
    $84.40
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $92.39
    $84.40
    Subtotal:
  • CUMMINS 173416 - SPARK PLUG ADAPTER - Original OEM part - Image 1
    Add to Cart

    CUMMINS 173416 SPARK PLUG ADAPTER Original OEM part

    CUMMINS

    $1,646.79
    $1,504.35
    Cummins 173416 - SPARK PLUG ADAPTER MINS173416 Find the original Cummins 173416 - SPARK PLUG ADAPTER at our online store. Engineered for precision, this adapter ensures optimal performance of your...
    $1,646.79
    $1,504.35
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,646.79
    $1,504.35
    Subtotal:
  • CUMMINS 173299 - WATER HEADER COVER GASKET - Original OEM part - Image 1
    Add to Cart

    CUMMINS 173299 WATER HEADER COVER GASKET Original OEM part

    CUMMINS

    $33.48
    $30.59
    Precision engineered for seamless engine protection Durable gasket designed to withstand extreme conditions OEM certified to guarantee perfect fit and long-lasting reliability Original Cummins...
    $33.48
    $30.59
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $33.48
    $30.59
    Subtotal:
  • CUMMINS 172693 - GASKET - Original OEM part - Image 1
    Add to Cart

    CUMMINS 172693 GASKET Original OEM part

    CUMMINS

    $22.97
    $20.99
    Cummins 172693 - GASKET MINS172693 Find the top-quality 172693 - GASKET by Cummins at our store - the ultimate destination for original replacement parts for lawn mowers and outdoor equipment...
    $22.97
    $20.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $22.97
    $20.99
    Subtotal:
  • CUMMINS 172640 - TWELVE POINT CAPSCREW - Original OEM part - Image 1
    Add to Cart

    CUMMINS 172640 TWELVE POINT CAPSCREW Original OEM part

    CUMMINS

    $33.97
    $31.03
    Engineered for Endurance: Experience unmatched fastening strength in critical applications. Precision Twelve Point Design: Enables superior torque and secure fit to maintain engine integrity...
    $33.97
    $31.03
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $33.97
    $31.03
    Subtotal:
  • CUMMINS 172512 - TWELVE POINT CAPSCREW - Original OEM part - Image 1
    Add to Cart

    CUMMINS 172512 TWELVE POINT CAPSCREW Original OEM part

    CUMMINS

    $22.15
    $20.23
    Trust in engineered precision for lasting strength Robust design ensures optimal torque and reliability under demanding conditions Constructed as a genuine OEM component by Cummins for complete...
    $22.15
    $20.23
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $22.15
    $20.23
    Subtotal:
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