The phrase "alternate engine" is correct and usable in written English.
It can be used in contexts where you are referring to a different or secondary engine option, often in technical or engineering discussions.
Example: "The aircraft was designed to operate with an alternate engine in case of a primary engine failure."
Alternatives: "backup engine" or "secondary engine".
Industrial and engineering jobs would be created at the sites where the alternate engine was being built, but mainly because jobs were reduced at sites where the primary Pratt engine was being built.
The Bush administration also tried three times to cancel the alternate engine over similar concerns.
He has also tried to cancel an alternate engine for the F-35 fighter.
For instance, all nine of the Republican freshmen from Ohio and Indiana voted to save the alternate engine.
Eliminating the alternate engine is part of the Pentagon's strategy for containing the F-35's soaring costs.
The House voted this summer to add $560 million to next year's budget to continue working on the alternate engine, which is 70percentt complete.
And nearly every car can pull into your virtual garage, where you can install alternate engines, add after-market products and tune the cars just the way you want it.
However, cost savings are only one facet of the benefits that alternate-engine backers say competition will provide.
Although United Technologies has more experience than General Electric and Rolls-Royce in developing the high-performance fighter engines the government is seeking, there is a good chance the alternate-engine team can produce a world-class product.
Hundreds of millions of dollars for an alternate second engine for the joint strike fighter when one reliable engine will do just fine.
The F100-PW-220/220E was the result of the USAF's Alternate Fighter Engine (AFE) program (colloquially known as "the Great Engine War"), which also saw the entry of General Electric as an F-16 engine provider.
