HARLEY DAVIDSON 21940-83 Cylinder Pistons Motor Engine 22163-86
fits model: Flstf, Softail, Fatboy. make: Harley. year: 1990–1999.
( Brand: Harley Davidson ), ( Manufacturer Part Number: 21940-83 ), ( Type: Piston ), ( Country Of Origin: United States ), ( Color: Silver ), ( Manufacturer Warranty: Unspecified Length ), ( Storage Location: E.3.f.6 Y020350-c ), ( Custom1: 192273 ), ( Material: Aluminum ), ( Machine Type: Street Motorcycle ), ( Vintage Part: Yes ), ( Performance Part: No ), ( Oe/oem Part Number: 22163-86 )
Review HARLEY DAVIDSON Cylinder Pistons Motor Engine fits SOFTAIL FATBOY FLSTF 1990–1999
Introducing the Harley-Davidson 21940-83 90-99 Softail Fatboy FLSTF Cylinder Pistons, engine components designed to deliver superior performance and durability for your Harley-Davidson Softail Fatboy motorcycle. These pistons are meticulously crafted to meet the exacting standards of Harley-Davidson's engineering team.
Each piston is forged from a single piece of lightweight, high-strength aluminum alloy, ensuring exceptional strength and rigidity. The piston crown is designed with a compact, symmetrical shape that optimizes combustion efficiency and improves engine breathing. The piston skirt features a full-length, ribbed design that enhances piston-to-cylinder contact, reducing friction and ensuring a tight seal.
The Harley-Davidson 21940-83 90-99 Softail Fatboy FLSTF Cylinder Pistons are precision-machined to ensure perfect fitment and function within your engine. They are also coated with a thermal barrier coating that helps to reduce heat transfer and protect the pistons from the extreme temperatures generated during operation.
These pistons are an essential upgrade for any Harley-Davidson Softail Fatboy rider seeking to enhance the performance and reliability of their motorcycle's engine. They are specifically designed for use in engines manufactured between 1990 and 1999, making them an ideal solution for riders with older models.
In summary, the Harley-Davidson 21940-83 90-99 Softail Fatboy FLSTF Cylinder Pistons are high-quality, forged aluminum components that offer improved strength, efficiency, and durability for your Harley-Davidson Softail Fatboy engine. They are meticulously crafted to meet the exacting standards of Harley-Davidson's engineering team and are a must-have upgrade for any serious Harley-Davidson rider.
Buying Harley-Davidson 21940-83 90-99 Softail Fatboy FLSTF Cylinder Pistons Motor Engine involves considering several factors, including performance improvements, cost, compatibility, and installation. Here are some pros and cons:
Pros:1. Enhanced Performance: Replacing the stock pistons with aftermarket pistons can lead to improved engine performance. These pistons are often designed for better compression ratios, leading to increased horsepower and torque.
2. Customization: Aftermarket pistons offer an opportunity for customization, allowing riders to fine-tune their engines for their specific riding style and preferences.
3. Durability: High-quality aftermarket pistons are often more durable than OEM (Original Equipment Manufacturer) pistons, offering enhanced engine longevity.
Cons:1. Cost: Aftermarket pistons can be more expensive than OEM pistons, which can be a significant investment for some riders.
2. Compatibility: It is crucial to ensure the aftermarket pistons are compatible with the specific engine model and year. Incorrect pistons can lead to engine damage and decreased performance.
3. Installation: Installing aftermarket pistons can be a complex process, requiring specialized tools and knowledge. Improper installation can result in engine damage and decreased performance.
In conclusion, buying Harley-Davidson 21940-83 90-99 Softail Fatboy FLSTF Cylinder Pistons Motor Engine involves weighing the potential performance improvements against the investment and risks. If you're an experienced rider with a strong mechanical background or access to a skilled mechanic, the potential performance gains and durability might outweigh the cost and installation challenges. However, if you're a less experienced rider or uncomfortable with the risks, it might be wiser to stick with the OEM pistons.
Recommendation:If you decide to proceed with the aftermarket pistons, ensure you purchase them from a reputable supplier and confirm their compatibility with your engine model and year. Also, consider having a professional mechanic install the pistons to minimize the risks and ensure optimal performance.
Details:
Harley Davidson. If you do not have. Reasonable rates. Cosmetic Wear As Shown In Photos - Used: See Video And For Details, Part is off a 1992 Harley Softail Fatboy FLSTF, Watch of this Unit YouTube.
part #: 2194083 prices
- $40.00-$175.95
specifications pistondon:
- for models: Flstf, Softail, Fatboy
- for makes: Harley
- for years: 1990-1999
- brand: Harley Davidson
- mpn: 21940-83
- type: Piston
- country of origin: United States
- color: Silver
- manufacturer warranty: Unspecified Length
- storage location: E.3.f.6 Y020350-c
- custom1: 192273
- material: Aluminum
- machine type: Street Motorcycle
- vintage part: Yes
- performance part: No
- oe/oem part number: 22163-86
seller pistondon:
- rating: 99.3%
- city: Odessa, Florida
- # reviews: 207394
general pistondon:
- Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits
- condition: Used
payments pistondon:
- credit card: Visa
- other
- wallet: Apple-pay
returns pistondon:
- paid by: Buyer
- policy: Returns Accepted
- time: 30 Days
offer pistondon:
- started: January 28, 2026
- options: Ship-to-home
- quantity: 1
- availability: In Stock
- sold: 0
shipping pistondon:
- transit: 3-7 Days
- class: Standard, Expedited, One-day
- cost: $0.00
- service: FedEx Ground / FedEx Home Delivery, USPS Priority Mail, FedEx 2Day, Overnight
- type: Fixed
- carrier: FedEx, USPS
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