Back in 1955, General Motors gave birth to one of America's most iconic engines, the Chevy small-block V8. Among these, the LS series, also known as the third and fourth generations of small block V8, ...

SAN FRANCISCO — Orbital Technologies Corp. (Orbitec) announced Oct. 25 the first successful flight test of its Vortex liquid rocket engine, which is designed to serve as a new upper stage for the ...

LOUISVILLE, Colo.--(BUSINESS WIRE)--The photo has been updated. The release reads: SIERRA SPACE EXPANDS VORTEX® PRODUCT LINE WITH NEW 1,500 LBF HYPERGOLIC ENGINE VORTEX® VRM1500-H is a new addition to ...

LOUISVILLE, Colo.--(BUSINESS WIRE)--Sierra Space, a leading commercial space company and defense tech prime that is Building a Platform in Space to Benefit Life on Earth ®, announced today the ...

There's a reason why gearheads put both LS (not to be confused with LT) and Vortec engines under the same umbrella of "LS", despite GM originally assigning them different badges. (And in case you're ...

A teardown of a locked-up GM L31 5.7-liter Vortec 350 from a ’90s full-size truck reveals bent rods, destroyed bearings, a ventilated block, and exactly why these workhorse small-blocks so often go ...

Altair® FlightStream™ to improve engine performance in a fraction of the time compared to traditional methods "This opportunity continues Altair's legacy of innovation in the aerospace industry and ...

The ability to absorb energy while being heated of an ideal spinning gas is greater than that of a stationary one. A gas rotating at roughly the speed of sound, when used in a thermodynamic cycle, ...