Amazing Sikorsky S58 helicopter lift action, engine start, takeoff & landing | #helicopter
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The S-58ET is a turboshaft-powered conversion of the S-58E using Pratt & Whitney Canada PT6T-3 Twin-Pac turboshaft with special nose cowling featuring distin...
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The original was posted on /r/engineeringporn by /u/JMrotor on 2024-12-01 19:00:26+00:00.

Original Title: Impressive conversion on fly crane for this old Sikorsky S58 (1958). The S58ET is a turboshaft-powered conversion of the S-58E using Pratt & Whitney Canada PT6T-3 Twin-Pac turboshaft with special nose cowling featuring distinctive twin rectangular air intakes. Lifting a school panel at Carmel Valley