Historical information
Pratt & Whitney manual producing during the 1970s/1980s covering the PT6A-34, PT6A-34Ag, PT6A-36 and PT6A-135 turboprop engines
Pratt & Whitney manual producing during the 1970s/1980s covering the PT6A-34, PT6A-34Ag, PT6A-36 and PT6A-135 turboprop engines