WISECO 3021P4 Piston Kit Rings Circlips 3.665

( Brand: Wiseco ), ( Manufacturer Part Number: 3021P4 ), ( Items Included: Piston Rings, Wrist Pin ), ( Material: Forged ), ( Vintage Part: Yes ), ( California Prop 65 Warning: California Proposition 65 Requires Businesses To Provide Warnings To Californians About Significant Exposure To Chemicals That Cause Cancer, Birth Defects ), ( Or Other Reproductive Harm. Add Details About The Warning You Want To Show California Buyers. Well Add A Warning Symbol And The Word Warning: Before The Description You Enter Here, And Well Add For More Information Go To Www.p65warnings.ca.gov Following Your Description. ), ( Engine Type: 2-stroke ), ( Type: Piston ), ( Oe/oem Part Number: Omc Wiseco 3021p4 ), ( Cylinder Bore Diameter: 3.665 ), ( Country/region Of Manufacture: United States ), ( Item Weight: 2 Lb )

Review WISECO Omc Piston Kit 3.665 Inch Bore Rings And Circlips Nib

Introducing the WiseCo 3021P4 OMC Piston Kit, specifically designed for engines requiring a piston upgrade. This kit comes complete with four new pistons, each precision-machined for superior quality and durability. The pistons are engineered to fit engines with a bore size of 3.665 inches and are suitable for use with OMC (Outboard Marine Corporation) applications.

Each piston in this kit is constructed from a high-strength, forged aluminum alloy. This material ensures that the pistons are both lightweight and robust, capable of withstanding the rigors of high-performance applications. The pistons also feature a unique, ribbed design, which enhances their structural integrity and promotes even heat distribution throughout the engine.

The piston kit includes not only the pistons but also three sets of rings and circlips. The rings are specifically designed to provide an optimal seal between the piston and the cylinder wall. The top ring set is comprised of a compression ring and two oil control rings. The middle ring set consists of an oil control ring, while the bottom ring set includes a skirt oil control ring.

The circlips in this kit serve to keep the rings securely in place on the piston. They are manufactured from a high-tensile steel material, ensuring that they can effectively retain the rings during engine operation.

The WiseCo 3021P4 OMC Piston Kit is a direct replacement for worn-out or failed pistons, ensuring that your engine continues to perform at optimal levels. The pistons, rings, and circlips are engineered to meet or exceed OEM specifications, ensuring a reliable and long-lasting upgrade for your engine.

In summary, the WiseCo 3021P4 OMC Piston Kit is a high-quality, complete piston upgrade solution for engines with a bore size of 3.665 inches. With its robust, forged aluminum pistons, precision-engineered rings and circlips, and suitability for OMC applications, this kit is an excellent investment for any engine enthusiast or professional mechanic.

Wiseco 3021P4 OMC Piston Kit (3.665 Rings & Circlips) - A Comprehensive Analysis

The Wiseco 3021P4 OMC piston kit, which includes rings (3.665) and circlips, is a popular choice among engine builders and enthusiasts. In this analysis, we will discuss the potential advantages and disadvantages of investing in this product.

1. Enhanced Performance: The Wiseco piston kit is designed to provide improved compression and power output. The pistons are engineered to offer a better fit and reduced friction, resulting in increased engine performance.

2. Durability: The piston rings and circlips in this kit are made of high-quality materials that ensure a long service life. They are resistant to wear and tear, ensuring consistent performance over an extended period.

3. Precision Manufacturing: Wiseco is known for its precision manufacturing, which ensures that the pistons and rings fit perfectly in the engine cylinder. This results in a smooth running engine and reduced engine noise.

4. Improved Engine Efficiency: The piston kit helps improve engine efficiency by reducing friction and ensuring proper sealing, which in turn leads to better fuel economy.

1. Cost: The Wiseco piston kit is not an inexpensive option. The cost of the kit may be a significant barrier for some engine builders or enthusiasts.

2. Installation Complexity: Installing the Wiseco piston kit can be a complex process. It may require specialized tools and expertise to ensure a proper installation.

3. Potential Clearance Issues: Depending on the engine configuration, there may be clearance issues with the Wiseco piston kit. These issues may require additional modifications to the engine.

The Wiseco 3021P4 OMC piston kit, including rings (3.665) and circlips, offers several advantages, such as enhanced performance, durability, precision manufacturing, and improved engine efficiency. However, it also comes with some disadvantages, such as cost, installation complexity, and potential clearance issues.

If you are looking for a high-performance piston kit with excellent durability and precision manufacturing, the Wiseco 3021P4 OMC piston kit may be worth considering. However, it is essential to carefully weigh the advantages and disadvantages to ensure that the investment aligns with your budget and project goals. If you are unsure about the installation process or have concerns regarding clearance issues, it is recommended to consult with a professional engine builder or mechanic.

Details:

1986 thru 1991 175HP OMC outboard. Note: You wont even find these part numbers any more because pistons, know their still brand new in box, they are for older OMC outboards. You are buying on a, OMC Wiseco Piston Kit 3.665 in. 1980 thru 1985 235HP OMC outboard.

Engineered, forged, and machined in the USA Mentor, OH. Includes high-quality piston ring, wrist pin, and circlips a nice Wiseco sticker.

part #: 3021p4 prices

• $19.98-$60.00

specifications pistondon:

• for makes: Omc
• brand: Wiseco
• mpn: 3021p4
• items included: Piston Rings, Wrist Pin
• material: Forged
• vintage part: Yes
• california prop 65 warning: California Proposition 65 Requires Businesses To Provide Warnings To Californians About Significant Exposure To Chemicals That Cause Cancer, Birth Defects
• or other reproductive harm. add details about the warning you want to show california buyers. well add a warning symbol and the word warning: Before The Description You Enter Here, And Well Add For More Information Go To Www.p65warnings.ca.gov Following Your Description.
• engine type: 2-stroke
• type: Piston
• oe/oem part number: Omc Wiseco 3021p4
• cylinder bore diameter: 3.665
• country/region of manufacture: United States
• item weight: 2 Lb

payments pistondon:

• other
• credit card: Diners-club
• wallet: Google-pay

general pistondon:

• condition: New
• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits

offer pistondon:

• availability: In Stock
• best offers: True
• sold: 0
• started: July 25, 2025
• quantity: 1
• options: Ship-to-home

returns pistondon:

• policy: No Returns

shipping pistondon:

• transit: 7-13 Days
• carrier: USPS, UPS, FedEx
• class: Standard, Economy
• cost: $0.00
• type: Calculated
• service: USPS Ground Advantage, USPS Media Mail, UPS Ground, FedEx Ground or FedEx Home Delivery

seller pistondon:

• rating: 100.0%
• city: Patchogue, New York
• # reviews: 91

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