fits model: 428, 430, 440.

( Brand: Cuyuna ), ( Manufacturer Part Number: 438-07-015-099 ), ( Part Type: Cylinder Head ), ( Compatible Make: Cuyuna-2si 428/430/430r/440/ulii-02 )
The Cuyuna-2SI 428, 430, 430R, and 440 ULI-02 Cylinder Heads Set (438-07-015-099) is an exceptional upgrade for ultralight aircraft engines. This set of cylinder heads is designed to provide improved performance, reliability, and efficiency.
The Cuyuna-2SI cylinder heads are made from high-quality aluminum alloy, ensuring lightweight yet durable construction. They feature a two-valve per cylinder design, which allows for improved airflow and combustion efficiency. The heads are also equipped with a high-performance intake and exhaust port design, further enhancing engine performance.
One of the standout features of these cylinder heads is their ultralight weight. The ULI-02 designation indicates that these heads have been specifically engineered to reduce weight without compromising strength or performance. This is particularly beneficial for ultralight aircraft, where every ounce counts.
The set includes cylinder heads for engines with displacements of 428, 430, and 440 cubic inches, ensuring compatibility with a wide range of engines. The heads are also designed to be a direct replacement for OEM cylinder heads, making installation straightforward and hassle-free.
In terms of performance, the Cuyuna-2SI cylinder heads offer improved throttle response, increased horsepower, and smoother engine operation. They are also designed to withstand high engine temperatures and pressures, ensuring long-term durability and reliability.
In conclusion, the Cuyuna-2SI 428, 430, 430R, and 440 ULI-02 Cylinder Heads Set is an excellent upgrade for any ultralight aircraft engine. Its lightweight design, improved performance, and durability make it a popular choice among ultralight aircraft enthusiasts and engine builders.
Pros of purchasing a 438-07-075-099 set Cuyuna-2SI 428, 430, 430R, 440 ULII-02 cylinder heads for an ultralight aircraft:1. Improved engine performance: The Cuyuna cylinder heads are designed to provide better combustion, resulting in increased horsepower and improved engine efficiency.
2. Lightweight construction: The cylinder heads are made of lightweight materials, which can help reduce the overall weight of the ultralight aircraft, resulting in improved performance and longer flight times.
3. Increased durability: The Cuyuna cylinder heads are built to withstand the rigors of flight, providing long-lasting performance and reducing the need for frequent maintenance or replacement.
4. Compatibility: The Cuyuna cylinder heads are designed to work with various ultralight aircraft engines, making them a versatile option for many aircraft owners.
Cons of purchasing a 438-07-075-099 set Cuyuna-2SI 428, 430, 430R, 440 ULII-02 cylinder heads for an ultralight aircraft:1. Cost: The Cuyuna cylinder heads are more expensive than some other options on the market, which may be a consideration for budget-conscious aircraft owners.
2. Installation: The installation of the Cuyuna cylinder heads may require specialized tools and expertise, which may add to the overall cost of the project.
3. Limited availability: The Cuyuna cylinder heads may not be readily available in all regions, which may require additional time and expense to source the parts.
Conclusion:The 438-07-075-099 set Cuyuna-2SI 428, 430, 430R, 440 ULII-02 cylinder heads offer several benefits for ultralight aircraft owners, including improved engine performance, lightweight construction, and increased durability. However, the cost and installation requirements may be a consideration for some owners.
Recommendation:If you are looking for a high-performance, long-lasting cylinder head solution for your ultralight aircraft, the 438-07-075-099 set Cuyuna-2SI 428, 430, 430R, 440 ULII-02 cylinder heads are a worthwhile investment. However, be sure to consider the cost and installation requirements before making a purchase to ensure that it fits within your budget and technical capabilities.
L aircraft Cuyuna parts, ulii-02 engine Jo Rockwell 440 cylinder head, crankshaft, crank, 460 crank, ignition 340 430R ultralight crankshaft this set was just pulled from a that we took in. 95 in the us heads would be perfect for guy who is into a rebuild and WHO's looking good used low hour cylinder head set or maybe just wants spare.
Above I have attached 5 pictures of the set to give you a better idea condition and style. What I have up for bids here is a good used and completely original Cuyuna 430 set of cylinder heads, fitting all the 428, 440, 430, 430R Cuyuna, 2si, Rockwell-Cuyuna, Jo-Rockwell ULII-02 engines running 6 bolt head. As noted above this set was pulled from 430R ul engine, but and model head used on many of the Cuyuna, 2si, Rockwell-Cuyuna, Jo-Cuyuna ulii, 430, 440 engines running six bolt.
430R cylinder head, 428 430 ultralight parts, 440 ULII-02 cylinder, scat hovercraft ul aircraft 2si head, us. Please review before buying.
Heads are in good condition and were pulled from an engine with 175hr time on it.