The Nighthawk motorcycle is actually a Suzuki Hayabusa.
When Hartley (Volkoff) gives Chuck the gift "for his best friend's son", referring to Steven Bartowski (Scott Bally's). Chuck's reaction is "oh boy." This is Bakula's tagline in his most famous role as the main character of "Quantum Leap."
"As you wish" is an expression of love from The Princess Bride.