Overview
The **Lycoming Cylinder Assembly (P/N 1949334)** is a fundamental component of the Lycoming IO-720 series aircraft engines, forming the combustion chamber where fuel and air are ignited to produce power. As a critical part of the reciprocating engine's power section, this assembly directly houses the piston, intake and exhaust valves, and spark plugs, facilitating the four-stroke cycle. Its integrity is paramount for engine performance, efficiency, and safety.Specifications
- Type: Air-cooled, horizontally opposed engine cylinder assembly.
- Material: Forged steel barrel, typically nitrided for wear resistance, mated to a cast aluminum alloy cylinder head.
- Bore Diameter: Specific to Lycoming IO-720 engine series (standard bore for the 720 cubic inch displacement).
- Stroke: Designed to accommodate the IO-720 piston stroke.
- Valve Configuration: Includes two intake and two exhaust valves, guides, and seats within the cylinder head.
- Spark Plug Bosses: Two threaded bosses for spark plug installation per cylinder, typically 18mm.
- Mounting: Features a robust flange for secure attachment to the engine crank
AI disclosure: this product description and its specifications were generated with AI assistance from the manufacturer's Illustrated Parts Catalog.
- Stock: Out of Stock
- Manufacturer Part #: 1949334
- Part#: 1949334
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Returns & refund summary
- 30-day return window — with prior return authorization, unopened in original packaging.
- Restocking fee: 20% on unopened items, 30% on open-box items.
- Refund processing fee: 5.51% applies only to customer-remorse returns and customer-initiated cancellations. If a problem is our fault (our cancellation, unavailability, wrong item, confirmed defect, or shipping damage) your refund is 100% with no fees.
- Return shipping: paid by buyer on customer-remorse returns; we pay return shipping when the problem is our fault.
- Non-returnable categories: installed/used parts, special-order or rebuilt items, programmed items (incl. ELTs), batteries, AOG-priority orders, international orders.
Full terms: Return Policy.
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Need traceability paperwork?
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Shipping
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