The appearance of new helicopters conceived from the beginning to be powered by a turbine such as the Bell 204/205 (UH-1 Huey) made the S-58, which represented in a certain sense …

The Sikorsky H-34 (company designation S-58) is an American piston-engined military utility helicopter originally designed by Sikorsky as an anti-submarine warfare (ASW) aircraft for the …

In 1970, Sikorsky set up a production line to remanufacture S-58 aircraft to the S-58T configuration which included replacing the R-1820-84 Radial engine with a Pratt & Whitney …

Westland Helicopters also developed a turbine-powered helicopter from the S-58 airframe: the first Westland Wessex HAS.1 for the Royal Navy fitted with a Napier Gazelle turboshaft first …

Jan 24, 2024 · Good comparison shots and cool the S58 is MHI. The OE S55 "base" setup is no slouch and has some good potential for upgrades. I'd say our S55 Stage 2 based offering still …

Sep 26, 2021 · The BMW S58 is an incredible engine capable of making 750+whp on stock turbos with basic bolt-on mods. Among the best bolt-on upgrades are a set of catless or high-flow …

The S58 offered an extensive fuselage and lifting limit, yet its cylinder motor made it costly to work. In 1970 Sikorsky proclaimed it was creating a turboprop transformation bundle for the …

The S58 offered a very large fuselage and lifting capacity, but its piston engine made it expensive to operate. In 1970 Sikorsky announced it was developing a turboprop conversion package for …

Mar 23, 2021 · The Sikorsky S-58 (or H-34 if you're in the army) was designed in the mid 1950s. This was a time right before turbine engines started to appear on helicopters such as the UH-1 …

S58￿Engine 1.￿Introduction 6 Index Explanation 5 Crankshaft￿drive 6 Sump￿gasket 7 Oil￿supply 8 Oil￿sump 1.2.2.￿Comparison￿of￿S58￿engine￿and￿B58TU￿engine …