He says that "when Pratt & Whitney designed these engines, they got it right the first time." Rust's has a staff of five to six experienced A&Ps that maintain its fleet of aircraft. "They like to maintain the R-985s because they are classics. Up here, a lot of nostalgia and prestige are associated with maintaining bush planes and these engines. They are like Harley-Davidsons. Our maintenance guys take good care of the engines and are especially careful with oil leaks.