Lycoming Engine Cylinder Kits
Genuine Lycoming Cylinders | FAA Approved | Authorized Distributor
Authorized Lycoming Cylinder Kit Distributor
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Airpart Supply are an approved factory distributor and stockist for Lycoming Engines supplying factory engines, genuine cylinder kits and spare parts. For more than 86 years, Lycoming has tested and incorporated new ideas to maximize cylinder performance and engine reliability. Lycoming's industry-leading cylinder kits go beyond containing the power your engine delivers; they include new Lycoming parts designed to transfer heat quickly and extend cylinder TBOs. Genuine Lycoming cylinder kits feature cooling fin design that provides optimal heat transfer, critical wear surfaces hardened for extended life, zero time-in-use with new warranted Lycoming parts, and high customer satisfaction ratings. Whether you're maintaining a Cessna, Piper, Beechcraft, or any other general aviation aircraft, we stock genuine Lycoming cylinder kits for immediate delivery throughout Europe. |
Lycoming Cylinder Kit Features
Optimal Heat TransferCooling fin design provides optimal heat transfer for enhanced engine cooling and performance. Unique rough surface transfers heat more quickly than smooth-surfaced cylinders. |
Extended DurabilityCritical wear surfaces hardened for extended life. Nitriding process creates 0.025" thick protection around each cylinder barrel, outliving traditional case-hardening. |
Zero Time-in-UseNew, warranted Lycoming parts with no time-in-use. Gain peace of mind knowing your cylinder contains brand new components known for consistent reliability. |
High SatisfactionHigh customer satisfaction rating from operators worldwide who recognize the quality and craftsmanship of genuine Lycoming aircraft parts. |
Complete KitsEach kit includes all necessary components: nitrided barrel, forged aluminum piston, valve hardware, gaskets and seals. |
Factory DirectAs an authorized Lycoming distributor, we supply genuine factory parts with full manufacturer warranty and support. |
Genuine Lycoming Cylinder Kits & Engine Components
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Precision Engineered for PerformanceEach genuine Lycoming engine relies on precision-manufactured cylinder kits to deliver reliable power and performance. Our cylinder kits are designed to exact factory specifications, ensuring perfect fit and optimal engine operation. From the O-235 series powering light trainers to the powerful IO-540 engines in high-performance aircraft, every cylinder kit features Lycoming's advanced nitriding process and superior heat transfer technology. As an authorized distributor, we supply genuine Lycoming cylinder kits for Cessna, Piper, Beechcraft, and all general aviation aircraft. |
What's Included in Each Lycoming Cylinder Kit
Each genuine Lycoming cylinder kit contains brand new components designed to work together for optimal performance and reliability. All parts meet stringent FAA certification standards and are backed by Lycoming's warranty.
Core Components:
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Additional Parts:
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Lycoming Cylinder Kit Part Number Guide
Use the comprehensive table below to select the correct Lycoming cylinder kit for your engine application. This guide covers all Lycoming engine models including Cessna, Piper, Beechcraft, and other general aviation aircraft.
Find your engine model in the left column, then use the corresponding part number for pricing and availability. For technical specifications and installation guidance, please refer to the Lycoming website at www.lycoming.com/parts/cylinder-kits
Need assistance? Call us on +44 (0)1494 450366 or contact our technical team for expert guidance on selecting the correct cylinder kit for your engine.
| Lycoming Engine Eligibility | Cylinder Kit Part Number | Deck, Barrel Type |
|---|---|---|
| O-235-C1,C1B,C1C,C2A,C2B,C2C,E2A,H2C | 05K23039 | Narrow Deck, Nitrided Barrel |
| O-235-F1B,F2A,F2B,G1A,G2A,J2A | 05K23040 | Narrow Deck, Nitrided Barrel |
| O-235-K2A,K2B,K2C,L2A,L2C,M1,M2 | 05K23037 | Narrow Deck, Nitrided Barrel |
| O-235-N2A,N2C,P1,P2A,P2C,P3C | 05K23038 | Narrow Deck, Nitrided Barrel |
| O-320-A1A,A2A,A2B,A2C,A3A,A3B,A3C,E1A,E2A | 05K21423A | Narrow Deck, Nitrided Barrel |
| O-320-A1B,A2A,A2B,A2C,A2D,A3A,A3B;O-320-E1A,E1C,E1F,E1J,E2A,E2B,E2C,E2D,E2E,E2F,E2G,E3D,E3H;IO-320-E1A,E1B,E2A,E2B;AEIO-320-E1A,E1B,E2A,E2B | 05K21237A | Wide Deck, Nitrided Barrel |
| O-320-B2B,B2C,B3B,B3C,D1A,DAD,D1C,D1D,D1F,D2A,D2B,D2C,D2G,D2J,D3G;IO-320-B1A,B1C,B1D,B1E,B2A,D1A,D1AD,D1B;AIO-320-A1B,B1B,C1B;AEIO-320-D1B,D2B;LIO-320-B1A | 05K21100 | Wide Deck, Nitrided Barrel |
| O-320-H2AD,H3AD | 05K21119 | Wide Deck, Nitrided Barrel |
| O-320-B1A,B1B,B2A,B2B,B3B,B3C,D1A,D2A,D2B;IO-320-B1A;LIO-320-B1A | 05K21101 | Narrow Deck, Nitrided Barrel |
| IO-320-C1A,C1B;LIO-320-C1A | 05K21242 | Wide Deck, Nitrided Barrel |
| O-360-B2A,D2A,D2B;O-540-B1A5,B1B5,B2A5,B2B5,B2C5,B4B5 | 05K21103 | Narrow Deck, Nitrided Barrel |
| O-360-A1A,A1AD,A1D,A1F,A1F6,A1F6D,A1G,A1G6,A1G6D,A1H,A1H6,A1J,A1LD,A1P,A2A,A2D,A2F,A2G,A3A,A4A,A3AD,A4AD,A4D,A4G,A4J,A4JD,A4K,A4M,A4N,A4P,A5AD;O-360-C1A,C1C,C1E,C1F,C1G,C2A,C2C,C2E,C4F,C4P,F1A6,G1A6;LO-360-A1G6D,A1H6;IO-360-B1B,B1BD,B1D,B1E,B1F,B1G6,B2E,B2F,B2F6,B4A,L2A,M1A,M1B;AEIO-360-B1B,BAF,B1H,B1G6,B2F,B4A,H1A,H1B;HIO-360-B1A,G1A;HO-360-C1A;O-540-A4D5,E4A5,E4B5,E4B5D,E4C5,G1A5D,G2A5,H1B5D,H2B5D;IO-540-C4B5,C4B5D,C4C5D,C4D5D,D4A5,D4B5,D4C5,N1A5,N1A5D,T4B5D,V4A5,V4A5D;AEIO-540-D4A5,D4B5,D4D5 | 05K21104 | Wide Deck, Nitrided Barrel |
| O-360-A1A,A1C,A1D,A2A,A2E,A3A,C1A,C1C,C2A,C2C,C2D;IO-360-B1A,B1B;HIO-360-B1A;O-540-A1A,A1A5,A1C5,A1D,A1D5,A2B,A3D5,A4A5,A4B5,A4D5,F1A5,F1B5,E1A,E4A5,E4B5,E4C5,G1A5,G2A5;IO-540-C1B5,C1C5,C2C,C4B5,C4C5,D4A5,D4B5,N1A5 | 05K21102 | Narrow Deck, Nitrided Barrel |
| O-360-B2C;O-540-B2B5,B2C5,B2C5D,B4B5,B4B5D | 05K21192 | Wide Deck, Nitrided Barrel |
| O-360-J2A;O-540-F1B5 | 05K21745 | Thin Wide Deck, Nitrided Barrel |
| OLO-360-E1A6D | 05K21121 | Wide Deck, Nitrided Barrel |
| IO-360-A1A,A1B,A1B6,A1B6D,A1C,A1C6,A1D,A1D6,A2A,A2B,A2C,A3B6,A3B6D,A2D6D,A3D6D,C1A,C1B,C1C,C1C6,C1D6,C1E6,C1E6D,C1G6,D1A,J1A6D,K2A;AIO-360-A1A,A1B,B1B;AEIO-360-A1A,A1B,A1B6,A1D,A1E,A1E6,A2B;LIO-360-C1E,C1E6,C1E6D;IO-540-KIA5,KIA5D,K1B5,K1D5,K1F5,K1F5D,K1G5,K1G5D,K1H5,K1J5,K1J5D,K1K5,L1A5D,L1C5,AE1A5;AEIO-540-L1B5,L1B5D,L1D5 | 05K21120 | Wide Deck, Nitrided Barrel |
| IO-360-A3B6D(Turbo),C1F | 05K21118 | Wide Deck, Nitrided Barrel |
| IO-360-C1F(Turbo) | 05K21278 | Wide Deck, Nitrided Barrel |
| IO-360-F1A;IO-540-J4A5 | 05K22926 | Wide Deck, Nitrided Barrel |
| HIO-360-A1A | 05K21224 | Narrow Deck, Nitrided Barrel |
| HIO-360-A1A,A1B,C1A,C1B;LHIO-360-C1A | 05K21281 | Wide Deck, Nitrided Barrel |
| HIO-360-D1A | 05K21124 | Wide Deck, Nitrided Barrel |
| HIO-360-E1AD,E1BD,F1AD | 05K21274 | Wide Deck, Nitrided Barrel |
| TOLTO-360-E1A6D | 05K21122 | Wide Deck, Nitrided Barrel |
| TO-360-C1A6D,F1A6D;TIO-360-C1A6D | 05K21276 | Wide Deck, Nitrided Barrel |
| TIO-360-A1B,A3B6 | 05K21277 | Wide Deck, Nitrided Barrel |
| GO-435-C2(Series) | 05K21229 | Narrow Deck, Nitrided Barrel |
| VO-435-A1B,A1C,A1D,A1E,A1F,A1A;TVO-435-A1A | 05K21214 | Narrow Deck, Nitrided Barrel |
| VO-435-A1D,A1E,A1F;TVO-435-A1A | 05K21215A | Narrow Deck, Nitrided Barrel |
| VO-435-A1D,A1E,A1F;TVO-435-A1A,B1A,B1B,D1A,D1B,F1A,G1A,G1B | 05K21212 | Narrow Deck, Nitrided Barrel |
| VO-435-A1D,A1E,A1F;TVO-435-A1A,B1A,B1B,D1A,D1B,F1A,G1A,G1B | 05K21213A | Narrow Deck, Nitrided Barrel |
| GO-480-B1,B1A6,B1B,B1C,B1D,D1A,D1B,F6,F1A6,F2A6,F4A6 | 05K21273 | Narrow Deck, Nitrided Barrel |
| GO-480-C1B6,C1D6,C2(Series),G2D6,G2F6,G1A6,G1B6,G1D6,G1E6,G1F6,G1G6,G1J6 | 05K21272 | Narrow Deck, Nitrided Barrel |
| GSO-480-A1A,A1A6,A2A6,A1C6,B1A6,B1B3,B1B6,B1C6,B1E6,B1J6,B2D6;IGSO-480-A1A6,A1B6,A1C6,A1E6,A1F6 | 05K21270 | Narrow Deck, Nitrided Barrel |
| O-540-J1A5D,J1C5D,J2A5D,J3A5,J3A5D,J3C5D;IO-540-W1A5,W1A5D,W3A5D,AB1A5 | 05K21117 | Thin Wide Deck, Nitrided Barrel |
| O-540-L3C5D | 05K21231 | Thin Wide Deck, Nitrided Barrel |
| IO-540-G1D5,K1B5,K1C5,K1E5,K1E5D,S1A5;AEIO-540-L1B5;IO-720-A1B,D1B,D1C,D1CD | 05K21118 | Wide Deck, Nitrided Barrel |
| IO-540-A1A5,G1A5,G1B5,G1C5,G1D5,G1E5,K1A5,K1B5,K1D5,L1A5;HIO-540-A1A;IO-360-A1A;IO-720-A1A,A1B,D1B | 05K21112 | Narrow Deck, Nitrided Barrel |
| IO-540-AA1A5,AA1B5;TIOLTIO-540-U2A | 05K21966 | Wide Deck, Nitrided Barrel |
| IO-540-AC1A5 | 05K22672 | Wide Deck, Nitrided Barrel |
| IO-540-B1A5,B1C5,E1A5,E1B5;IO-720-B1B,C1B | 05K21110 | Narrow Deck, Nitrided Barrel |
| IO-540-E1B5,M1A5;IO-720-B1B,C1B | 05K21226 | Narrow Deck, Nitrided Barrel |
| IO-540-G1A5,G1B5,G1C5,G1D5,G1E5,G1F5,K1B5,K1C5,K1E5,P1A5,S1A5;IO-720-A1B | 05K21204 | Narrow Deck, Nitrided Barrel |
| IO-540-J4A5,R1A5;TIO-540-G1A | 05K21241 | Narrow Deck, Nitrided Barrel |
| IO-540-M1A5D,M1B5,M1B5D,U1A5D,U1B5D;IO-720-B1B,B1BD | 05K21263 | Wide Deck, Nitrided Barrel |
| IGO-540-A1A,A1C | 05K21265 | Narrow Deck, Nitrided Barrel |
| IGO-540-B1A,B1C | 05K21267 | Narrow Deck, Nitrided Barrel |
| IGSO-540-A1A,A1C,A1D,A1E,A1H | 05K21264 | Narrow Deck, Nitrided Barrel |
| IGSO-540-B1A,B1C | 05K21269 | Narrow Deck, Nitrided Barrel |
| IVO-540-A1A | 05K21220 | Narrow Deck, Nitrided Barrel |
| TIO-540-A1A,A1B,A2A,A2B,A2C | 05K21109 | Narrow Deck, Nitrided Barrel |
| TIO-540-A2B,A2C,S1AD;TIO/LTIO-540-F2BD,J2B,J2BD,N2BD,R2AD | 05K21108 | Wide Deck, Nitrided Barrel |
| TIO-540-AA1AD,AB1AD,AB1BD,AF1A,AG1A,K1AD | 05K22129 | Wide Deck, Nitrided Barrel |
| TIO-540-AE2A,AH1A | 05K21262 | Wide Deck, Nitrided Barrel |
| TIO-540-AF1B | 05K22177 | Wide Deck, Nitrided Barrel |
| TIO-540-AJ1A | 05K22680 | Wide Deck, Nitrided Barrel |
| TIO-540-AK1A | 05K23161 | Wide Deck, Nitrided Barrel |
| TIO-540-C1A,C1AD | 05K22128 | Wide Deck, Nitrided Barrel |
| TIO-540-C1A,E1A,H1A | 05K21234 | Narrow Deck, Nitrided Barrel |
| TIO/LTIO-540-V2AD | 05K21260 | Wide Deck, Nitrided Barrel |
| TIO-540-W2A | 05K21261 | Wide Deck, Nitrided Barrel |
| TIO-541-E1A4,E1B4,E1C4,EAD4;TIGO-541-E1A | 05K21116 | Wide Deck, Nitrided Barrel |
| TIGO-540-D1B | 05K21259 | Narrow Deck, Nitrided Barrel |
| TIVO-540-A2A,A2B | 05K21219 | Narrow Deck, Nitrided Barrel |
| VO-540-A1A,B1A,B1B,B1B3,B1C,B1D,B1F,B1G,B2D;TVO-540-A1A | 05K21228 | Narrow Deck, Nitrided Barrel |
| VO-540-C1A,C1B,C1C3,C2A,C2C | 05K21223 | Narrow Deck, Nitrided Barrel |
| AEIO-580-L1B5;IO-580-B1A | 05K23259 | Wide Deck, Nitrided Barrel |
Why Choose Genuine Lycoming Cylinder Kits?
Superior Heat Transfer Technology
Unlike conventional cylinders, Lycoming castings feature a unique rough surface designed to disturb cooling air. This innovative design enables air to turbulate, eliminating heat faster and more efficiently than smooth-surfaced cylinders. The cooling fin design provides optimal heat transfer, ensuring your engine operates within proper temperature ranges for maximum performance and longevity.
Advanced Nitriding Process
The nitriding process creates a 0.025" thick protection layer around each cylinder barrel, significantly outliving traditional case-hardening methods. This high-end manufacturing process extends cylinder life, ensuring your investment results in longer TBOs and reduced maintenance costs. Critical wear surfaces are hardened for extended life, providing durability you can count on.
Zero Time-in-Use Guarantee
With no required documentation for cylinder time-in-use, a reconditioned cylinder unit may have thousands of hours logged at installation. Genuine Lycoming cylinder kits give you peace of mind with brand new, warranted Lycoming parts that are known for consistent reliability. Your cylinder contains zero time-in-use components, all meeting stringent FAA certification standards.
Proven Customer Satisfaction
Genuine Lycoming cylinders maintain high customer satisfaction ratings from operators worldwide who recognize the quality and craftsmanship of reliable Lycoming aircraft parts. For more than 86 years, Lycoming has tested and incorporated new ideas to maximize cylinder performance and engine reliability.
Complete Kit Contents
Each Lycoming cylinder kit includes everything needed for professional installation: nitrided steel barrel with aluminum alloy cylinder head, forged aluminum piston, piston pins and plugs, chrome oil and compression rings, intake and exhaust valves, valve springs, valve seats, Ni-Resist valve guides, valve retaining keys, and all necessary gaskets and seals.
Authorized Distributor Support
As an authorized Lycoming distributor, Airpart Supply provides genuine factory parts with full manufacturer warranty and technical support. We maintain extensive stock for immediate delivery throughout Europe, supporting Cessna, Piper, Beechcraft, and all general aviation aircraft powered by Lycoming engines.
Related Lycoming Engine Parts & Services
Airpart Supply stocks a comprehensive range of genuine Lycoming engine parts and components to support your maintenance and overhaul requirements:
- Lycoming Factory Engines - Complete new and rebuilt engines
- Engine Parts & Accessories - Comprehensive parts catalog
- Aircraft Hardware - Bolts, nuts, washers, and fasteners
- O-Rings and Seals - Complete gasket and seal inventory
- Aircraft Oils & Greases - AeroShell lubricants
- Champion Aerospace - Spark plugs and ignition systems
- Tempest Accessories - Alternative engine components
- McFarlane Aviation Products - PMA approved parts
Visit our General Aviation section for complete aircraft maintenance solutions including airframe parts, electrical components, and safety equipment.
Order Your Lycoming Cylinder Kit Today
Authorized Lycoming distributor with immediate delivery throughout Europe
+44 (0)1494 450366 | [email protected]
Contact our technical team for expert guidance on cylinder kit selection and installation








