fits model: Flst, Heritage, Softail. make: Harley, Davidson. year: 1986–1990.

( Brand: Wiseco ), ( Manufacturer Part Number: MN/7D5S ), ( Type: K Piston Kits ), ( Compatible Year: 1990 1989 1988 1987 1986 ), ( Compatible Make: Harley Davidson ), ( Compatible Model: Flst Heritage Softail ), ( Bundle Description: 1 Pc Genuine Wiseco K Piston Kits ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )
The Wiscotech MN 7D5S piston kit is a high-performance solution designed for Harley-Davidson FLST Heritage Softail motorcycles manufactured between 1986 and 1990. This piston kit, made by Wiscotech, is an excellent upgrade for riders seeking improved engine performance and durability.
The MN 7D5S kit includes six precision-machined pistons, specifically engineered for the Harley-Davidson V-twin engines. Each piston features a unique design with a dished top for optimal combustion and improved compression. The pistons are also composite coated, which provides excellent ring seal and resistance to detonation, achieving a more efficient transfer of power to the wheels.
Manufactured with high-strength forged aluminum, these pistons have superior strength and durability, allowing for increased horsepower and torque. Each piston undergoes rigorous testing to ensure precise dimensions and tolerances, ensuring compatibility with Harley-Davidson engine sizes and specifications.
This kit also includes piston rings, piston pin, and clips, making it a comprehensive piston replacement solution. The rings have a chrome molybdenum steel alloy that guarantees excellent heat transfer, piston seal, and reasonable ring groove wear.
Installing these pistons in your Harley-Davidson FLST motorcycle is a breeze as they are designed to fit seamlessly into the factory engine. The piston kit provides direct replacement and upgraded components, allowing you to take advantage of the enhanced performance and reliability without undergoing significant engine modifications.
Whether you are an avid rider who demands optimal performance, a weekend warrior looking to boost your power, or an experienced mechanic wanting top-of-the-line components, the Wiscotech MN 7D5S piston kit is your go-to choice for an engine upgrade that delivers prowess and reliability.
The Wiseco MN 7D5S piston kit is a popular aftermarket option for owners of 1986-1990 Harley-Davidson FLST Heritage Softail motorcycles. Like any aftermarket part, there are pros and cons to consider before making a purchase.
Pros:1. Improved Performance: The Wiseco MN 7D5S piston kit is designed to provide improved engine performance, resulting in increased power and torque.
2. Enhanced Durability: These aftermarket pistons are often manufactured from high-quality materials, ensuring longer engine life and enhanced durability compared to OEM parts.
3. Enhanced appearance: In some cases, upgrading to aftermarket pistons can result in a more aesthetically pleasing engine appearance.
4. Relatively affordable: Compared to other aftermarket performance upgrades, piston kits are generally an affordable investment for enhancing engine performance.
Cons:1. installation labor costs: Installing aftermarket piston kits can be a complex process and often requires professional assistance, leading to additional labor costs.
2. Potential compatibility issues: Ensure that the Wiseco MN 7D5S piston kit is fully compatible with your specific Harley-Davidson engine model and year before purchasing to avoid any potential issues.
3. Decreased Fuel Efficiency: Upgrading to aftermarket pistons can result in decreased fuel efficiency due to the increased power output.
4. Potential voiding of Warranty: Installing aftermarket pistons can sometimes void the original manufacturer's warranty on the motorcycle engine.
Conclusion:When considering a Wiseco MN 7D5S piston kit for your 1986-1990 Harley-Davidson FLST Heritage Softail, it is essential to weigh the potential benefits against the potential drawbacks. If you're looking for increased engine performance, durability, and enhanced appearances, this kit could be an excellent investment. However, keep in mind the added labor costs, potential compatibility issues, decreased fuel efficiency, and potential warranty voiding. Ultimately, the decision to purchase depends on your personal priorities, budget, and desired motorcycle performance.
Recommendation:Before purchasing the Wiseco MN 7D5S piston kit, we recommend conducting thorough research to ensure compatibility with your specific engine model and year. Additionally, it's essential to consider if the potential benefits of the upgrade justify the added costs, considering the labor, potential fuel efficiency decrease, and potential warranty voiding. If you're confident in the benefits and prepared for the associated costs, the Wiseco MN 7D5S piston kit could be an excellent investment for enhancing the performance of your Harley-Davidson FLST Heritage Softail.
Oversize to 3.508in. Domed - .010in. Wiseco K Piston Kit for 1986 - 1990 Harley Davidson FLST Heritage Softail - wa: Status: In Stock. K Piston Kit 80ci.