JESEL KPS-310116-6565 Pro Shaft Mount Rocker Arm Set Block 805550407022 1.65

( Brand: Jesel ), ( Manufacturer Part Number: KPS-310116-6565 ), ( Part Type: Shaft Mount Arm Block ), ( Air Restricted: No ), ( UPC: 805550407022 )

Review JESEL Jessel Pro Series Shaft Mount Rocker Arm Set Small Block Ford 1.65 Ratio

Introducing the Jesel KPS-310116-6565 Pro Shaft Mount Rocker Arm Set, a high-performance upgrade for your Ford 1.65L engine. This rocker arm set is meticulously engineered and manufactured by Jesel, a renowned leader in the automotive performance industry, ensuring you get only the finest quality components for your engine build.

The KPS-310116-6565 Pro Rocker Arm Set is designed specifically for Ford blocks and features shaft mount rocker arms. Shaft mount rockers offer several advantages over traditional pedestal mounts, including reduced weight, improved valvetrain rigidity, and easier installation. The arms are made from 6061-T6 aluminum, a robust and lightweight material, which is CNC machined to ensure precision and consistency.

Each arm set includes eight rocker arms, eight shafts, eight locknuts, and eight bushings. The rocker arms are equipped with Jesel's patented roller tip technology, which provides smooth and efficient valvetrain operation. The roller tips are made from high-strength steel and are precision ground to ensure perfect contact with the valve stems. The arms are also designed with generous clearances to accommodate various valve sizes and configurations.

The shafts are made from 4340 chromoly steel, a material renowned for its strength and durability. They are precision machined to fit perfectly into the rocker arms and are hardened to ensure they can handle the rigors of high-performance engine operation. The locknuts are made from high-strength steel and are designed to securely fasten the shafts to the crankshaft. The bushings are made from high-performance materials, such as bronze or Delrin, to ensure long-lasting, low-friction operation.

The Jesel KPS-310116-6565 Pro Shaft Mount Rocker Arm Set is an ideal upgrade for any Ford engine looking for improved performance and reliability. Whether you're building a high-revving race engine or simply seeking to improve the performance of your daily driver, this rocker arm set is the perfect choice. With its high-quality materials, precise manufacturing, and proven design, you can trust that this rocker arm set will deliver the results you're looking for.

Pros and Cons of Buying Jesel KPS-310116-6565 Pro Shaft Mount Rocker Arm Set for Ford 1.65L Block

The Jesel KPS-310116-6565 Pro Shaft Mount Rocker Arm Set is a popular choice among Ford 1.65L engine builders due to its high-quality design and performance. In this analysis, we will discuss the pros and cons of purchasing this rocker arm set to help you make an informed decision.

1. High-quality materials: Jesel uses top-grade materials for their rocker arm sets, ensuring durability and reliable performance. The KPS-310116-6565 set is made from billet aluminum, which resists wear and tear.

2. Adjustable valve clearance: The Jesel rocker arm set offers adjustable valve clearance, allowing for fine-tuning of the engine for optimal performance and longevity.

3. Improved power output: By providing precise valve control, the Jesel rocker arm set can help increase power output and improve engine efficiency.

4. Shaft-mount design: The shaft-mount design of the Jesel rocker arm set offers several advantages, including easier installation, improved rigidity, and reduced stress on the engine components.

5. Wide applicability: The Jesel KPS-310116-6565 Pro Shaft Mount Rocker Arm Set is compatible with various Ford 1.65L engines, making it a versatile choice for engine builders and enthusiasts.

1. Higher cost: Compared to stock or aftermarket standard rocker arm sets, the Jesel KPS-310116-6565 Pro Shaft Mount Rocker Arm Set is more expensive.

2. Requires specialized tools: Installing the Jesel rocker arm set may require some specialized tools, which could add to the overall cost and complexity of the project.

3. Customization may be required: Depending on your engine configuration and specific requirements, you might need to make some customizations to the Jesel rocker arm set to ensure a proper fit and optimal performance.

The Jesel KPS-310116-6565 Pro Shaft Mount Rocker Arm Set offers several advantages, such as high-quality materials, adjustable valve clearance, improved power output, and a shaft-mount design. However, it also comes with a higher cost, the need for specialized tools, and potential customization requirements. Ultimately, the decision to purchase this rocker arm set depends on your budget, desired performance improvements, and the resources you have available for installation.

If you are building a high-performance Ford 1.65L engine and are looking for a high-quality rocker arm set that can provide improved power output, durability, and adjustability, the Jesel KPS-310116-6565 Pro Shaft Mount Rocker Arm Set is an excellent choice. However, consider your budget, available tools, and customization requirements before making a purchase. If the cost is a concern, you might want to explore alternative options or prioritize your spending on other engine components.

Details:

Shaft mount design for stability and consistent valve control. Optimized for Small Block Ford engines with AFR heads. Each rocker arm is engineered to deliver a 1.65 ratio, optimizing valve lift and enhancing engine performance across the RPM range. The JESSEL Pro Series Shaft Mount Rocker Arm Set is designed for high-performance small block Ford engines, specifically compatible with AFR heads.

Aluminum construction with natural finish for lightweight strength. Constructed from lightweight aluminum with a natural finish, they provide optimal strength without adding unnecessary weight to your engine components. These components are suitable for applications that require robust and reliable valve train components, ensuring your engine runs smoothly efficiently. Engineered with precision and durability in mind, these rocker arms feature a full roller design that ensures smooth operation longevity under demanding conditions.

The JESSEL Pro Series Rocker Arms are compatible with Small Block Ford engines and designed for ease of installation, making them a valuable addition to any performance build. The shaft mount design provides consistent stability and reduces wear, contributing to reliable performance during high RPM operation. Features: Full roller design for smooth operation and increased durability.

part #: kps3101166565 prices

• $2338.79-$2991.07

specifications rockeareng:

• for makes: Ford
• brand: Jesel
• mpn: Kps-310116-6565
• part type: Shaft Mount Arm Block
• air restricted: No
• upc: 805550407022

payments rockeareng:

• credit card: Mastercard
• wallet: Google-pay
• other

seller rockeareng:

• rating: 98.5%
• city: Saint Paul, Minnesota
• # reviews: 45628

general rockeareng:

• Engines Engine Parts > Valvetrain Components > Rocker Arms Parts
• condition: New

offer rockeareng:

• started: April 21, 2026
• availability: In Stock
• quantity: 2
• sold: 0
• options: Ship-to-home

returns rockeareng:

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

shipping rockeareng:

• transit: 2-4 Days
• cost: $0.00
• type: Fixed
• service: Standard
• class: Standard

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