The Lycoming O-360 Parts Catalog PC-306-2A is the definitive aircraft parts documentation for twelve critical engine variants, originally revised in June 1986.
Unmatched Engine Coverage
This catalog covers more engine models in a single document than most competing aviation maintenance manuals. It spans O-360-B2A through TO-360-C1A6D variants with unmatched thoroughness.
Comprehensive Technical Reference
When aircraft maintenance technicians ask, “What parts reference do I need for Lycoming O-360 engines?” this catalog provides the answer. It features meticulously reproduced diagrams and specifications that mirror original manufacturer documentation. Our comprehensive digital restoration process ensures every engine component diagram remains sharp with crisp, legible text. This clarity often surpasses the original documentation. Whether conducting routine maintenance or planning an engine overhaul, our aviation technical documentation provides the detailed breakdowns essential for proper parts sourcing and regulatory compliance.
Indispensable for Aviation Professionals
The catalog is an indispensable Lycoming maintenance reference for pilots, mechanics, and aviation professionals who demand precision in their repair work. Our reproduced manuals contain all the data and limitations of the original manufacturer’s publication, offering comprehensive Lycoming service information. This supports everything from basic maintenance planning to complex overhaul projects. Flight schools, maintenance facilities, and independent mechanics rely on this detailed technical information to ensure aircraft safety and operational reliability.
Important Notice: These manuals are not specific to a particular aircraft serial number and serve as technical reference material to support your aircraft’s official documentation.
Master your Lycoming O-360 maintenance with the PC-306-2A catalog, offering exceptionally clear reproductions and comprehensive parts data for multiple engine variants. Get your definitive guide now!





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