1. Engine Crankshafts Products
  2. sku: 18060570365189791
  3. MOLNAR 346-3622LB6F-58

MOLNAR TECHNOLOGIES 346-3622LB6F-58 Forged Crankshaft Gm Iv 3.622 Iii/iv Ls 58X

346-3622lb6f-58 Molnar Technologies 3.622 Stroke Forged Crankshaft For Gm Gen Iii/iv Ls 58x

( Brand: Molnar Technologies ), ( Manufacturer Part Number: 346-3622LB6F-58 ), ( Part Type: Crankshaft ), ( Air Restricted: No )

Review MOLNAR TECHNOLOGIES 3.622 Stroke Forged Crankshaft Gm Gen Iii/iv Ls 58x

Molnar 346-3622lb6F-58 Forged Crankshaft for GM Gen III/IV LS 5.8L Engines

The Molnar 346-3622lb6F-58 Forged Crankshaft is a high-performance aftermarket component designed specifically for the GM Gen III/IV LS 5.8L engines. This crankshaft is an excellent choice for those seeking enhanced durability, power, and reliability in their performance builds.

Crafted from premium forged steel alloy, this crankshaft offers superior strength and resistance to fatigue, ensuring it can withstand the demands of high-horsepower applications. The forged construction process also ensures superior dimensional consistency, resulting in improved engine balance and smooth operation.

The Molnar 346-3622lb6F-58 Forged Crankshaft features a stroke length of 3.622 inches, making it an ideal choice for those seeking a balance between power and engine displacement. The crankshaft's 5.8-inch bore size is designed to fit perfectly with GM Gen III/IV LS engines, providing a drop-in fit with minimal modifications required.

Each Molnar crankshaft undergoes rigorous testing and quality inspections to ensure it meets the highest standards of precision and performance. The crankshaft's journals, main and rod, are precision ground for a perfect fit with connecting rods and bearings. Additionally, the crankshaft's counterweights are optimally balanced to minimize vibration and improve engine operation.

In summary, the Molnar 346-3622lb6F-58 Forged Crankshaft is a high-quality, high-performance aftermarket component designed for the GM Gen III/IV LS 5.8L engines. It offers superior strength, improved engine balance, and enhanced power and reliability, making it an excellent choice for performance enthusiasts seeking to take their engine builds to the next level.

Molnar 346-3622lb6F-58 Forged Crankshaft for GM Gen III/IV LS 5.8x: Pros, Cons, and Recommendation

The Molnar 346-3622lb6F-58 Forged Crankshaft for GM Gen III/IV LS 5.8x is a popular choice among engine builders due to its high-quality construction and specifications. Here are some key points to consider before making a purchase:

Pros:

1. High-quality forged material: This crankshaft is made from forged 4340 steel, which provides excellent strength and durability.

2. Precision machining: The crankshaft undergoes precise machining to ensure proper balancing and fitment with GM LS engines.

3. Customizable: The crankshaft can be customized with different bearing types and sizes to meet your specific engine build requirements.

4. Competitive pricing: Compared to some other high-end forged crankshafts, the Molnar crankshaft offers a good value for the money.

Cons:

1. Lead time: Due to the hand-built nature of the crankshaft, lead times can be longer compared to off-the-shelf crankshafts.

2. Limited availability: The Molnar crankshaft may not be as widely available as some other aftermarket options, which could lead to longer delivery times or higher shipping costs.

3. No warranty: While the crankshaft is built to a high standard, there is no warranty offered, which may be a concern for some customers.

Conclusion:

The Molnar 346-3622lb6F-58 Forged Crankshaft for GM Gen III/IV LS 5.8x is a high-quality, forged crankshaft that offers excellent strength and durability. Its precision machining and customizable options make it a great choice for serious engine builders. However, potential customers should be aware of the longer lead times, limited availability, and lack of warranty.

Recommendation:

If you're planning a serious engine build for your GM Gen III/IV LS engine and are willing to wait for a high-quality, customizable forged crankshaft, the Molnar 346-3622lb6F-58 could be a great choice for you. However, if you need a crankshaft quickly or require a more budget-friendly option, you may want to consider other aftermarket crankshafts. Always ensure that you're purchasing from a reputable dealer to ensure the quality of the part.

Details:

Molnar 3.622 Stroke Forged Crankshaft for GM Gen III/IV LS 58X. Chevy LS, 3.622 Stroke, 2.559 Main, 2.100 Rod Journal, 6.125 or Longer Rod, Internal Balance, 58 Tooth Rector Ring. Balance Type: Internal, Crankshaft Stroke: 3.622, Series: Standard Weight, Material: 4340 Steel.

part #: 3463622lb6f58 prices

  • $1280.56-$1345.20

specifications cranshafengin:

  • brand: Molnar Technologies
  • mpn: 346-3622lb6f-58
  • part type: Crankshaft
  • air restricted: No

offer cranshafengin:

  • started: December 27, 2025
  • options: Ship-to-home
  • availability: In Stock
  • quantity: 2
  • sold: 0

payments cranshafengin:

  • other
  • wallet: Paypal
  • credit card: Discover

general cranshafengin:

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

returns cranshafengin:

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

seller cranshafengin:

  • rating: 99.9%
  • city: Bossier City, Louisiana
  • # reviews: 59765

shipping cranshafengin:

  • carrier: UPS
  • type: Calculated
  • class: Standard
  • service: UPS Ground
  • cost: $0.00
  • transit: 3-7 Days
part type: crankshaft, air restricted: no,
category: auto parts > car truck parts accessories > engines engine parts > crankshafts, sku: 18060570365189791,
Molnar Technologies 346-3622LB6F-58 Is Similar To:
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3 offers $1280.56–$1345.20 USD
  • New. Offer #1 priced at $1345.20 + $0.00 shipping estimate = $1345.20* total. Chevy LS, 3.622 Stroke, 2.559 Main, 2.100 Rod Journal, 6.125 or Longer Rod, Internal Balance, 58 Tooth Reluctor Ring Balance Type Internal Crankshaft Stroke 3.622 Crankshaft Series Standard Weight Crankshaft Material 4340 Steel.FREE SHIPPING
  • New. Offer #2 priced at $1280.56 + $0.00 shipping estimate = $1280.56* total. Crankshaft - 3.622 in Stroke - Internal Balance - 58X Reluctor Wheel - Forged Steel - 1-Piece Seal - GM LS-Series - Each. Manufacturer: Molnar Technologies.FREE SHIPPING
  • New. Offer #3 priced at $1342.03 + $0.00 shipping estimate = $1342.03* total. If a defect is identified after this period, it will fall under the manufacturer's warranty and should be handled directly with them.FREE SHIPPING

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