"ML40VZAG-EFI - 40HP @ 3600rpm Mud Boat Package - Complete with: Vanguard Marine 61G4 Electronic Fuel Injected Horizontal Engine with High Rev Coils (4750 max rpm) , Low Profile Air Cleaner, Factory 304 Stainless Steel Muffler , Key Switch, Owner's Manual; ZF 15M Transmission 1.5:1 Forward 2:1 Reverse with: Bellhousing, Dampener Plate, Engine Shaft Coupling and Tachometer/Hour Meter. "