WISECO 4012P5 Nos Piston Kit 1848-77 1200CC OM32
fits model: Flh, Std, Fl. make: Harley, Davidson.
( Brand: Wiseco ), ( Manufacturer Part Number: 4012P5 ), ( Type: Piston ), ( Country Of Origin: United States )
Review WISECO Nos Piston Kit Harley Davidson Fl flh 1200cc fits FLH STD FL
The WiseCo 4012P5 NOS Piston Kit is specifically designed for Harley-Davidson FL-FLH motorcycles with a 1200cc, standard, OM32 engine. This piston kit is a must-have for Harley-Davidson enthusiasts seeking to upgrade their engine components or rebuild their engine.
Each piston in this kit is meticulously crafted using high-quality forged aluminum material. This ensures superior strength, durability, and reliability compared to cast pistons. The piston crowns are engineered with a dish shape that optimizes combustion efficiency, resulting in improved engine performance and power output.
The piston skirts in this kit feature a full-floating design, which allows the piston to move freely in the cylinder bore. This minimizes friction between the piston and cylinder wall, reducing wear and tear and ensuring a smoother engine operation. The piston rings included in the kit are designed to provide an optimal seal between the piston and cylinder wall, preventing the loss of compression and ensuring efficient fuel combustion.
The piston kit comes with matching WiseCo connecting rods that are precision-machined to ensure perfect fitment and compatibility with the pistons. These rods are designed to handle the increased power output of the upgraded pistons and are manufactured using high-strength steel for added durability.
The WiseCo 4012P5 NOS Piston Kit is a direct replacement for the original equipment pistons and rods on Harley-Davidson FL-FLH motorcycles. With its high-quality materials, precise engineering, and perfect fitment, this kit is an excellent choice for riders who demand the best performance and reliability from their motorcycle engines. Whether you're rebuilding your engine or looking to upgrade your existing components, this piston kit is an essential addition to your Harley-Davidson FL-FLH.
Wiseco 4012P5 NOS Piston Kit for Harley-Davidson FL-FLH 1200cc Standard OM32: Pros, Cons, and Recommendation
The Wiseco 4012P5 NOS (New Old Stock) piston kit is a popular upgrade for Harley-Davidson FL-FLH 1200cc Standard OM32 engines. This piston kit offers several advantages and disadvantages, which are essential to consider before making a purchase.
Pros:1. Enhanced Performance: The Wiseco piston kit is designed to provide better performance, including increased horsepower and torque. This is due to the piston's lighter weight and improved design, which allows the engine to breathe more efficiently.
2. Durability: Wiseco pistons are known for their high-quality materials and manufacturing processes, ensuring durability and reliability even under heavy usage.
3. Customizability: The kit includes various piston options, allowing riders to tailor the performance of their engine to their specific preferences and riding style.
Cons:1. Cost: The Wiseco piston kit is a significant investment, and the cost may be a barrier for some riders.
2. Installation Complexity: Installing the piston kit requires a fair amount of mechanical expertise and experience working on Harley-Davidson engines. It is recommended to have the installation done by a professional.
3. Potential Engine Disassembly: Installing the piston kit may require the engine to be completely disassembled, which can be time-consuming and labor-intensive.
Conclusion:The Wiseco 4012P5 NOS piston kit offers several advantages, including improved performance and durability. However, it comes with a considerable investment and the complexity of installation. Riders who value performance and are willing to invest in their engine's longevity may find the Wiseco piston kit to be an excellent choice. For those on a budget or who are not comfortable with the installation process, other options may be more suitable.
Recommendation: Before purchasing the Wiseco piston kit, consider the following factors:1. Your budget: Determine if the cost of the kit fits within your budget.
2. Your mechanical skills: Assess if you have the necessary expertise to install the piston kit yourself or if you'll need to hire a professional.
3. Your riding preferences: Consider if the performance benefits of the Wiseco piston kit align with your riding style and preferences.
4. Alternative options: Explore other piston kit options that may offer similar performance benefits but come with a lower cost or easier installation process.
Details:
Take your time and carefully read the entire listing to try answer all questions. Dome Type: Domed. WE BUY VINTAGE MOTORCYCLES, PARTS INVENTORIES: 1 NEW WISECO. Key Details for Wiseco 4012P5: Application: Harley-Davidson Pinhead/Shovel head 1200 1948-1977.
Wiseco piston part #4012P5 is a forged aluminum, high-performance kit designed for 1948 1977 Harley-Davidson 1200cc Pinhead/Shovel head 74ci engines. Also parts may not come in its original bag with tag. Material: Forged Aluminum. Includes: Piston, rings, wrist pin, and cir clips.
PISTON KIT, PISTON, RINGS, Pin, Clips. Please try to have all funds available at time of purchase. All New or N.O.S parts may have shelf wear and light rust spots be tarnished will need buffing cleaning depending on the part. While rare, it does happen.
It is a domed piston designed to improve tensile strength and optimize compression, typically including the piston, ring set, wrist pin, cir clips. Instead of paying two or more separate shipping charges, we combine it for one lower rate.
part #: 4012p5 prices
- $39.00-$145.00
specifications perwatercraft:
- for models: Flh, Std, Fl
- for makes: Harley, Davidson
- brand: Wiseco
- mpn: 4012p5
- type: Piston
- country of origin: United States
general perwatercraft:
- Parts Accessories > Personal Watercraft Parts > Other Parts
- condition: New
payments perwatercraft:
- other
- credit card: Discover
- wallet: Google-pay
shipping perwatercraft:
- cost: $14.05
- transit: 3-5 Days
- type: Calculated
- service: USPS Priority Mail
- class: Expedited
- carrier: USPS
seller perwatercraft:
- rating: 100.0%
- # reviews: 8643
- city: Owatonna, Minnesota
offer perwatercraft:
- quantity: 1
- started: January 24, 2026
- sold: 0
- options: Ship-to-home
- availability: In Stock
returns perwatercraft:
- time: 30 Days
- policy: Returns Accepted
- paid by: Seller
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