fits model: Twin.

( Brand: S-s Cycle ), ( Manufacturer Part Number: 0930-0066 ), ( Part Type: Cylinder Head Cam )
The Cycle 0930-0066S 106-3240 Cylinder Heads are a high-performance upgrade for twin cam engines. These cylinder heads are engineered to deliver increased horsepower, torque, and improved engine responsiveness.
The 0930-0066S cylinder heads are made with a lightweight aluminum alloy construction, which reduces engine weight and enhances thermal efficiency. The twin cam design provides superior valve control, ensuring optimal intake and exhaust flow for optimal power output.
The intake ports on these cylinder heads are carefully machined to provide smooth airflow, which ensures efficient fuel delivery and combustion. The exhaust ports have been optimized for maximum flow rate to minimize backpressure and improve engine performance.
These cylinder heads come with large, 32mm intake valves and 28mm exhaust valves, which provide excellent flow capacity and allow for efficient gas exchange. They also feature high-performance, roller rocker arms, which reduce friction and provide precise valve control.
Additionally, the 0930-0066S cylinder heads are compatible with most twin cam engines and come with new valvesprings, retainers, and other necessary hardware for a straightforward installation process. The cylinder heads are also CNC machined for precision and guaranteed to meet or exceed original equipment specifications.
These high-performance cylinder heads are the perfect upgrade for those looking to maximize power output, improve engine responsiveness, and enhance overall engine performance. They are trustworthy, reliable, and engineered to deliver consistent and impressive results.
The 0930-0066S cylinder heads are a popular choice for those looking to upgrade their twin cam engines. About these cylinder heads, this analysis outlines the primary advantages and disadvantages to help potential buyers make an informed decision.
Pros:1. Improved Performance: The 0930-0066S cylinder heads offer enhanced power and torque compared to stock heads, delivering a performance boost suitable for various applications.
2. Durability: These heads are known for their substantial durability, ensuring longevity and resistance to failure, especially during high-performance usage.
3. High-Flow Design: The unique design of the heads improves the airflow into the engine, leading to greater combustion efficiency and better fuel economy.
4. Versatility: These cylinder heads can be used in various twin cam engines, making them a flexible and adaptable choice for a wide array of vehicles.
5. CNC Machined: The CNC-machined design ensures precise engine components, minimizing potential issues during installation and improving overall engine operation.
Cons:1. Cost: The 0930-0066S cylinder heads can be quite expensive, which may deter some buyers with budget constraints.
2. Complex Installation: These heads require specialized tools and knowledge to install correctly.professional mechanic or experienced enthusiast is recommended.
3. Potential compatibility issues: There have been reports of interference with specific modified engines or components. Before installation, ensure compatibility with all engine components.
4. Possible upgraded fuiting system requirement: For optimal performance, some users report the needs for upgraded fueling system, which could add to the total cost.
Conclusion:The 0930-0066S cylinder heads are a viable investment for those seeking significant power gains, engine durability, and versatility for their twin cam engines. However, they come with a hefty price tag, complicated installation process, and possible compatibility issues that potential buyers should consider carefully.
Recommendation:Before purchasing the 0930-0066S cylinder heads, assess your intended use, compatibility with existing engine components, and budget constraints. If these heads fit your requirements and you are comfortable with the installation challenges, they could be an excellent addition to your twin cam engine setup. Ultimately, it's essential to weigh the advantages and disadvantages carefully to make an informed decision.
Heads are fully assembled with springs and valves. 79cc heads work great with stock motors for 88 to 103 motors; 89cc best over or high-compression pop-up pistons. Specs: Product Name Cylinder Head Kit, model Super Stock, Color/Finish Powder-Coated / Wrinkle Black, Material Aluminum, Displacement 89 cc, Units Pair, Riding Street. Heads are machined for compression releases unless noted otherwise sold separately ;rocker boxes required when using.
Made in the USA. This fitment information is based upon the stock version of motorcycle or unit referenced and any accessory added other modification could invalidate quick reference provided. Accept OEM intake manifolds. Heads include four long deadbolts, and reuse OEM deadbolts.
Compression ratios vary depending on cylinder heads chosen, pistons used and engine displacement; see Ratios chart for specifications. Do not include rocker arm components, intake manifold or gaskets. Must uses rocker boxes PART #90-4110 if compression releases are used. Harley-Davidson Super Glide Custom EFI FXDCI.
Not compatible with Twin Cooled heads. Note:Not for model's with OEM compression releases; Accept OE rocker boxes.