APC speed decrease (1/5 for standard and -5 miles for other engines)

APC Standard Engine

Max Speed 35->28

Max Reverse Speed 30->24

APC Gas Turbine Engine

Max Speed 45->40

Max Reverse Speed 35->30

APC 3 Phase Electric Motor

Max Speed 50->45

Max Reverse Speed 35->30

APC Fission Reactor

Max Speed 47->42

Max Reverse Speed 35->30

APC Bio Diesel Engine

Max Speed 43->38

Max Reverse Speed 40->35

APC Advanced Coolant Engine

Max Speed 40->35

Max Reverse Speed 35->30