1. Engine Crankshafts Products
  2. sku: 20431228841095633
  3. CAT 1950312

CAT 1950312 Polishing Diesel Engine Crankshaft C15

fits make: Caterpillar.

1950312 Cat As-is Needs Polishing C15 Caterpillar Diesel Engine Crankshaft Oem

( Brand: Cat ), ( Manufacturer Part Number: 1950312 ), ( Part Type: Engine Crankshaft ), ( Oe/oem Part Number: 195-0312 ), ( Country Of Origin: United States )

Review CAT As is Needs Polishing C15 Caterpillar Diesel Engine Crankshaft Oem

The **CAT 1950312 As-Is Polishing C15 Caterpillar Diesel Engine Crankshaft** is a robust, high-performance component designed for heavy-duty industrial applications, specifically engineered for Caterpillar s C15 diesel engine series. This crankshaft is a critical part of the engine s power transmission system, responsible for converting linear piston motion into rotational force, thereby driving the entire propulsion mechanism. Crafted from premium-grade forged steel, this crankshaft exhibits exceptional durability and resistance to fatigue, ensuring reliable operation even under the most demanding conditions. The part is currently available in an "as-is" condition, meaning it may exhibit signs of wear, minor surface irregularities, or polishing marks, but it retains its core structural integrity and functionality. This makes it an excellent option for operators seeking cost-effective solutions for engine rebuilds, repairs, or replacements without compromising on performance. The C15 engine, known for its robust design and efficiency in applications ranging from construction equipment to marine and stationary power generation, relies on this crankshaft to deliver consistent power output and longevity. Whether used in a newly overhauled engine or integrated into a refurbished unit, this crankshaft ensures optimal mechanical performance, making it a valuable asset for fleets and operators prioritizing reliability and efficiency in their diesel-powered machinery.

### **Pros and Cons of Buying a Used Caterpillar C15 Diesel Engine Crankshaft (Cat 1950312, As-Is, Polishing C1) with Conclusion and Recommendation**

#### **Pros:**

1. **Cost Savings** Purchasing a used crankshaft is significantly cheaper than buying a new or remanufactured one, which can cost thousands of dollars more. This makes it an attractive option for operators on a tight budget.

2. **Potential for Customization** Since the crankshaft is being sold as-is, you may have the flexibility to specify additional machining or polishing work (e.g., C1 finish) before installation, depending on the seller s terms.

3. **Availability of Rare Parts** Caterpillar C15 engines are older, and finding new or fully remanufactured crankshafts can be difficult. A used unit may be the only available option for restoring a specific engine.

4. **Potential for Resale Value** If the crankshaft is in good condition and properly documented, it may retain some value for future resale, especially if it is rare or well-maintained.

5. **Direct Purchase from Owner** Buying directly from the seller (rather than through a broker) may allow for better negotiation on price and potentially avoid middleman fees.

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#### **Cons:**

1. **Unknown Service History** Without a full maintenance record, it is impossible to verify whether the crankshaft has been properly inspected, balanced, or repaired. Hidden defects (e.g., cracks, wear, or improper machining) could lead to catastrophic engine failure.

2. **Risk of Poor Machining Quality** A "polishing C1" finish suggests some level of surface treatment, but without independent verification, the work may not meet industry standards. Poor machining can cause vibration, imbalance, or premature wear.

3. **Lack of Warranty or Guarantee** Used parts typically come with no warranty, meaning you bear all responsibility for any failures or additional costs (e.g., re-machining, balancing, or engine rebuilds).

4. **Compatibility Issues** Even if the crankshaft is mechanically compatible with a C15 engine, subtle differences in dimensions, tolerances, or material properties could cause problems. Ensuring a perfect fit may require additional machining or inspection.

5. **Hidden Costs** Beyond the purchase price, you may need to budget for:

- **Balancing** (if not already done)

- **Inspection by a trusted machine shop**

- **Additional machining or grinding** (if the finish is insufficient)

- **Transportation and handling fees**

6. **Resale Challenges** If the crankshaft fails prematurely, selling it later may be difficult due to its used condition and lack of documentation.

7. **Legal and Liability Risks** If the crankshaft fails and causes engine damage, you could be liable for repairs, especially if the seller cannot be held accountable for misrepresentations.

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### **Conclusion:**

Buying a used Caterpillar C15 crankshaft (Cat 1950312, as-is, polishing C1) can be a cost-effective solution if you are prepared for the risks. The primary advantage is the lower upfront cost, but the lack of service history, warranty, and potential hidden defects make this a high-risk purchase. The decision should only be made after thorough due diligence, including:

- **Independent inspection** by a trusted machine shop or Caterpillar-certified technician.

- **Verification of machining quality** (C1 finish does not guarantee perfection; surface roughness and balance must be checked).

- **Budgeting for additional costs** (balancing, re-machining, or engine rebuilds if failure occurs).

- **Negotiating a lower price** to account for the risks, ideally with a clear return policy or warranty.

If possible, **prioritize a remanufactured or new OEM crankshaft** if your budget allows, as it eliminates uncertainty and ensures reliability. If you proceed with a used unit, proceed with extreme caution and only from a reputable seller with transparency.

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### **Recommendation:**

- **Do not proceed without professional inspection** Have a certified machinist or Caterpillar technician verify the crankshaft s condition, balance, and machining quality before purchase.

- **Demand full documentation** Request proof of prior service, machining records, and any relevant test reports.

- **Consider a remanufactured alternative** If financially feasible, a remanufactured C15 crankshaft from a reputable supplier (e.g., Caterpillar Authorized Remanufacturer or a trusted third-party) offers far greater reliability.

- **Negotiate aggressively** Given the risks, push for a significant discount (e.g., 30-50% off retail) to offset potential future costs.

- **Avoid high-risk applications** Do not use this crankshaft in critical or high-stakes equipment (e.g., heavy-duty construction, marine, or industrial applications) without absolute certainty in its condition.

**Final Verdict:** Only purchase this used crankshaft if you are willing to accept the risks and have the resources to verify its condition independently. For most operators, a remanufactured or new part is the safer and more cost-effective long-term solution.

Details:

As-Is Needs Polishing CAT C15 Caterpillar Diesel Engine CRANKSHAFT 1950312 OEM, FOR CONDITION PLEASE SEE PICTURES.

part #: 1950312 price

  • $1700.00

specifications cranshafengin:

  • for makes: Caterpillar
  • brand: Cat
  • mpn: 1950312
  • part type: Engine Crankshaft
  • oe/oem part number: 195-0312
  • country of origin: United States

payments cranshafengin:

  • wallet: Google-pay
  • credit card: Mastercard
  • other

offer cranshafengin:

  • availability: In Stock
  • best offers: True
  • quantity: 1
  • sold: 0
  • options: Ship-to-home
  • started: May 18, 2026

shipping cranshafengin:

  • service: Flat Rate Freight
  • class: Freight
  • cost: $375.00
  • type: Fixed

seller cranshafengin:

  • rating: 99.7%
  • city: Washougal, Washington
  • # reviews: 1302

general cranshafengin:

  • condition: For parts or not working
  • Car Truck Parts Accessories > Engines Engine Parts > Crankshafts

returns cranshafengin:

  • policy: No Returns
for makes: caterpillar, part type: engine crankshaft, oe/oem part number: 195-0312, country of origin: united states,
category: auto parts > car truck parts accessories > engines engine parts > crankshafts, sku: 20431228841095633,
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1 offer $1700.00 USD
  • For parts or not working. Offer #1 priced at $1700.00 + $375.00 shipping estimate = $2075.00* total. +$375.00 shipping

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