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  3. WOSSNER K7509DA-3

WOSSNER K7509DA-3 Piston Kit 73.94MM 74.00MM 0910-6349

fits model: Std.

0910-6349 Wossner K7509da-3 Piston Kit 73.94mm Std 74.00mm

( Brand: Wossner ), ( Manufacturer Part Number: K7509DA-3 ), ( Part Type: Piston )

Review WOSSNER Piston Kit 73.94mm 74.00mm fits STD

The Wossner K7509DA-3 piston kit is a high-performance upgrade for diesel engines with a bore size of 73.94mm (standard) or 74.00mm. This piston kit, specifically the part number 0910-6349, is engineered and manufactured by Wossner, a renowned leader in the field of piston technology.

The pistons in this kit are forged from a high-strength aluminum alloy, ensuring exceptional strength and durability. The forging process allows for precise control of the piston shape and dimensions, resulting in an excellent piston-to-engine fit and optimal engine performance. The pistons feature a dish shape, which provides greater compression and improved combustion efficiency.

The piston crown is designed with a central oil jet hole, which ensures efficient oil distribution to the piston skirt. The skirt is ribbed, which provides additional strength and rigidity, reducing the risk of piston failure under high engine loads. The piston rings are made of a high-performance material, ensuring a tight seal in the cylinder bore and minimizing the risk of fuel leakage.

The Wossner K7509DA-3 piston kit is designed to fit engines with a stroke length of 91.0mm (091mm). The pistons are precision-machined to ensure a perfect fit in the cylinder bore, reducing the risk of engine damage due to piston-to-cylinder contact. The piston kit also includes new piston pins, which are made of high-strength material and are precision-machined to ensure a perfect fit in the piston.

In conclusion, the Wossner K7509DA-3 piston kit is a high-performance upgrade for diesel engines with a 73.94mm or 74.00mm bore size and a 91.0mm stroke length. The pistons are forged from high-strength aluminum alloy, featuring a dish shape and an oil jet hole in the crown. The skirt is ribbed for added strength, and the piston rings are made of high-performance material. The kit includes new piston pins and is designed for a perfect fit in the engine.

Wossner K7509DA-3 Piston Kit: A Detailed Analysis

The Wossner K7509DA-3 piston kit is a popular choice among vehicle owners seeking high-performance pistons for their engines. Below are the pros and cons of investing in this piston kit.

Pros:

1. Enhanced Engine Performance: Wossner pistons are known for their superior quality, which can lead to improved engine performance. These pistons are designed to handle increased power and pressure, making them suitable for high-performance applications.

2. Precision Manufacturing: Wossner pistons undergo a rigorous manufacturing process, ensuring they meet exacting standards. This precision manufacturing process helps ensure consistent performance and longevity.

3. Superior Material: The pistons are made from a high-strength material called Forging-Plus, which offers superior strength and durability. This material can withstand the rigors of high-performance driving and extended use.

4. Compatibility: The Wossner K7509DA-3 piston kit is compatible with various engines, including those with standard and oversized bores. This versatility makes it a popular choice for a wide range of vehicle applications.

Cons:

1. Cost: The Wossner K7509DA-3 piston kit is more expensive than some other aftermarket piston options. This higher cost may be a deterrent for some vehicle owners with limited budgets.

2. Installation Complexity: Installing the pistons requires a high level of expertise and the use of specialized tools. This complexity can increase the overall cost of the project, as it may necessitate the hiring of a professional mechanic.

3. Potential Clearance Issues: In some applications, the Wossner pistons may require clearance modifications to fit correctly. This additional work can add to the overall cost and complexity of the project.

Conclusion:

The Wossner K7509DA-3 piston kit offers several advantages, including enhanced engine performance, precision manufacturing, superior material, and compatibility. However, it also comes with some drawbacks, such as a higher cost, installation complexity, and potential clearance issues.

Recommendation:

If you are seeking high-performance pistons for your engine and have the budget to accommodate the higher cost, the Wossner K7509DA-3 piston kit is an excellent choice. Its precision manufacturing, superior material, and compatibility make it a worthwhile investment for those seeking optimal engine performance. However, if you are working with a limited budget or lack the expertise to install the pistons yourself, you may want to consider alternative options.

Details:

Standard and oversize pistons for most model's, with high compression ratios available 4-stroke applications. Includes the following:1 Piston1 Wrist pin2 Cir-clips 1 Top ring 1 Second Ringo instructions. Any damage claims may be exchanged for the identical item only. All piston kits include piston, ring, wrist pin and locks.

4-stroke pistons are made using a double-bridged forging design. W ssner piston kits are used by leading Supergrass, Aren across and MX GP teams. In-house designed and manufactured; all forgings are produced in W sneers company-owned forging operation. Wossner, Piston Kit, 73.94mm, Type: Style: Replacement, Size: STD, Material: Aluminum, Compression Ratio: 12.0:1, Bore: 74.00mm, Sold as: Kit.

part #: k7509da3 prices

  • $240.93-$410.40

specifications enginesnowmobile:

  • for models: Std
  • brand: Wossner
  • mpn: K7509da-3
  • part type: Piston

payments enginesnowmobile:

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shipping enginesnowmobile:

  • cost: $0.00
  • class: Economy, Standard, Expedited
  • transit: 4-8 Days
  • service: Economy, Standard, Expedited
  • type: Fixed

general enginesnowmobile:

  • Snowmobile Parts > Engines Components > Snowmobile Engine Components
  • condition: New

offer enginesnowmobile:

  • quantity: 2
  • availability: In Stock
  • started: April 9, 2025
  • options: Ship-to-home
  • sold: 0

returns enginesnowmobile:

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

seller enginesnowmobile:

  • city: Loudon, Tennessee
  • # reviews: 567087
  • rating: 98.9%
for models: std, part type: piston,
category: snowmobile parts > engines components > snowmobile engine components, sku: 15759050249440632,
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5 offers $240.93–$410.40 USD
  • New. Offer #1 priced at $244.59 + $0.00 shipping estimate = $244.59* total. Piston made with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance German Engineered from Wossner s own designs and forgings.FREE SHIPPING
  • New. Offer #2 priced at $240.93 + $0.00 shipping estimate = $240.93* total. Enhanced piston pin oiling slots, radial boss machining, and annular grooves for improved wrist pin lubrication. Piston Kit - 73.94 mm - Ski Doo.FREE SHIPPING
  • New. Offer #3 priced at $410.40 + $0.00 shipping estimate = $410.40* total. T6 heat treated for heat resistance and durability for high-load use. Piston Material : Aluminum Alloy, Forged.FREE SHIPPING
  • New. Offer #4 priced at $456.00 + $8.85 shipping estimate = $464.85* total. PISTON SIZE: 73.94.+$8.85 shipping
  • New. Offer #5 priced at $225.37 + $0.00 shipping estimate = $225.37* total. 2014-2015 fits Ski-Doo GSX LE ACE 900. All piston kits include piston, ring, wrist pin and pin locks.FREE SHIPPING

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