Analysis of information sources in references of the Wikipedia article "Pratt & Whitney JT8D" in English language version.
{{cite web}}: CS1 maint: url-status (link)The JT8D engine has proven itself to be a highly durable and reliable engine, having completed more than 673 million dependable flying hours since entering service. Once deemed the workhorse of the industry, more than 14,750 JT8D engines have flown. Today, there are 2,400 engines still in use.
More than 14,750 JT8D engines have been built, accumulating more than half a billion hours of service. At one point, JT8D engine sales and service contributed about half of United Technologies' profits. Today, it continues to generate revenue through overhauls, spare parts sales and kits to make it quieter and cleaner burning.
The JT8D engine has proven itself to be a highly durable and reliable engine, having completed more than 673 million dependable flying hours since entering service. Once deemed the workhorse of the industry, more than 14,750 JT8D engines have flown. Today, there are 2,400 engines still in use.
More than 14,750 JT8D engines have been built, accumulating more than half a billion hours of service. At one point, JT8D engine sales and service contributed about half of United Technologies' profits. Today, it continues to generate revenue through overhauls, spare parts sales and kits to make it quieter and cleaner burning.