VOLKSWAGEN 056105021G Crankshaft 303-51005 74-80

( Manufacturer Part Number: 056105021G ), ( Model: RABBIT ), ( Part Type: Crankshaft ), ( Genuine Oem: Yes ), ( Ipn: 303-51005 )

Review VOLKSWAGEN Crankshaft Gasoline 74-80 fits RABBIT DASHER 1980

The **Volkswagen 056105021G Crankshaft (74-80 Dasher)** is a precision-engineered component designed exclusively for the iconic Volkswagen Rabbit (Type 1H) and Volkswagen Dasher models produced between 1974 and 1980. This forged steel crankshaft is a critical part of the engine s power delivery system, ensuring smooth operation, durability, and optimal performance across the 1.6L (1588cc) air-cooled flat-four engine configuration found in these vehicles. Crafted from high-grade alloy steel, the crankshaft is heat-treated to achieve the necessary strength and resistance to wear, allowing it to withstand the high stresses of combustion cycles while maintaining structural integrity over extended periods of use. The **056105021G** designation ensures compatibility with the original engine specifications, including the precise journal and rod bearing diameters, as well as the correct main bearing spacing, which is essential for proper engine balance and longevity. This crankshaft features a **five-main-bearing design**, a hallmark of Volkswagen s air-cooled engine architecture, which distributes load evenly across the crankshaft to minimize vibration and maximize efficiency. The rod journals are machined to exacting tolerances to accommodate the connecting rods and pistons, ensuring minimal friction and optimal power transfer. Whether replacing a worn or damaged crankshaft or upgrading for enhanced performance, this part is a direct-fit solution that restores the engine to its original factory specifications, guaranteeing reliable operation and compatibility with the original timing chain, camshaft, and other drivetrain components. Ideal for restorers, mechanics, and enthusiasts seeking to preserve or revive the classic charm of their Volkswagen Dasher, this crankshaft is a testament to Volkswagen s engineering legacy, blending simplicity with robust performance.

### **Pros and Cons of Buying a Volkswagen 056105021G Crankshaft (1974 1980 Volkswagen Dasher)**

1. **Reliability for Classic Engines** The 056105021G crankshaft is designed for the 1.6L or 1.8L air-cooled Volkswagen engines found in the 1974 1980 Dasher (Type 2). These engines are known for durability if properly maintained, and a genuine or high-quality replacement crankshaft can restore performance and longevity.

2. **Aftermarket Availability** While OEM parts may be harder to source, aftermarket suppliers offer remanufactured or upgraded crankshafts that meet or exceed original specifications. Some aftermarket options include balanced, polished, or hardened variants for improved strength and longevity.

3. **Restoration Potential** If you re restoring a classic Volkswagen, replacing a worn or damaged crankshaft can significantly improve engine reliability. A new crankshaft reduces the risk of catastrophic failure (e.g., rod knock, bearing damage) that often occurs in high-mileage air-cooled engines.

4. **Compatibility with Modifications** Many Dasher owners upgrade their engines with performance parts (e.g., headers, turbochargers, or forced induction). A sturdy crankshaft is essential for handling increased stress from these modifications.

5. **Cost-Effective Compared to Engine Replacement** Replacing just the crankshaft is far cheaper than a full engine rebuild or swap. For a classic car, this can be a practical way to extend the vehicle s life without a major investment.

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1. **Limited OEM Availability** Original Volkswagen crankshafts for this era are rare and often expensive due to age and scarcity. You may need to rely on aftermarket suppliers, which can introduce variability in quality.

2. **Potential for Counterfeit or Low-Quality Parts** Some aftermarket suppliers sell parts that are not properly balanced, hardened, or manufactured to Volkswagen s exacting standards. Always verify the supplier s reputation and certifications.

3. **Installation Complexity** Replacing a crankshaft requires disassembling the engine, removing the timing belt/chain, and ensuring proper alignment. If you lack mechanical experience, labor costs or mistakes could offset savings.

4. **Additional Wear Concerns** A crankshaft replacement alone won t fix other worn components (e.g., bearings, rods, or pistons). A full engine inspection is recommended to avoid future failures.

5. **Long-Term Durability Depends on Maintenance** Even with a new crankshaft, neglecting oil changes, cooling system upkeep, or ignoring other engine issues (e.g., carbon buildup, valve train wear) will shorten the engine s lifespan.

6. **Weight and Balance Considerations** Some aftermarket crankshafts may be heavier or unbalanced, leading to vibration or reduced performance. Ensure the part is dynamically balanced to the manufacturer s specifications.

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Buying a **Volkswagen 056105021G crankshaft (1974 1980 Dasher)** can be a wise investment if you re restoring or modifying a classic Volkswagen, as it addresses a critical failure point in air-cooled engines. However, the decision depends on several factors:

- **If you prioritize reliability and longevity**, a high-quality crankshaft (preferably balanced and hardened) is a sound choice, especially if paired with other necessary engine repairs.

- **If you re on a tight budget**, weigh the cost against whether you ll also need to replace bearings, rods, or other components. A partial repair may not be sufficient for long-term use.

- **If you lack mechanical experience**, factor in labor costs or the risk of improper installation, which could void warranties or cause further damage.

For enthusiasts committed to preserving their Dasher, a crankshaft replacement is a practical step just ensure the part is genuine or from a reputable aftermarket supplier, and address all related engine issues simultaneously.

1. **Source the Part Carefully** Purchase from a trusted supplier (e.g., **VW Parts Unlimited, eBay (verified sellers), or specialty classic VW shops**) that offers balanced, hardened, or remanufactured crankshafts with a warranty.

2. **Inspect the Engine Thoroughly** Before installation, check bearings, rods, pistons, and the timing system. Replace any worn or damaged components to prevent future failures.

3. **Consider Professional Installation** If you re not experienced with engine work, have a mechanic perform the installation to ensure proper alignment and lubrication.

4. **Maintain the Engine Post-Installation** Follow a strict maintenance schedule (regular oil changes, cooling system flushes, and belt/chain inspections) to maximize the crankshaft s lifespan.

5. **Explore Upgrades** If performance is a goal, consider pairing the crankshaft with other upgrades (e.g., headers, a turbocharger, or a performance camshaft) for better results.

**Final Verdict:** *Yes, buy the crankshaft if you re committed to restoring or modifying your Dasher, but treat it as part of a broader engine overhaul rather than a standalone fix.*

Details:

JETTA 80 gasoline, 1.6L. DASHER 79-80 gasoline. DASHER 74-78. RABBIT 80 gasoline, fuel injected engine 1.6L.

part #: 056105021g prices

• $83.00-$200.00

specifications cranshafengin:

• for models: Rabbit, Dasher
• for makes: Volkswagen
• for years: 1980
• mpn: 056105021g
• model: Rabbit
• part type: Crankshaft
• genuine oem: Yes
• ipn: 303-51005

shipping cranshafengin:

seller cranshafengin:

• rating: 100.0%
• # reviews: 2251
• city: Tucson, Arizona

payments cranshafengin:

• credit card: Discover
• wallet: Apple-pay
• other

offer cranshafengin:

• availability: In Stock
• started: March 13, 2026
• quantity: 1
• sold: 0
• options: Ship-to-home
• best offers: True

general cranshafengin:

• Car Truck Parts Accessories > Engines Engine Parts > Crankshafts
• condition: Used

returns cranshafengin:

• paid by: Buyer
• policy: Returns Accepted
• time: 30 Days

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