Top Mount Inboard Starter with Gear Reduction - Counter Clockwise RotationTop mount inboard starter that fits 6.0L GM Engines.ARCO advises using a fully charged battery - A weak battery can damage the starter and starter solenoid. And to also clean all connections - A corroded connection creates resistance, lowering the amperage required for an efficient starting circuit.Features:Dynamically tested and packaged for out-of-the-box performanceNickel-coated and/or epoxy-painted to reduce corrosion Sealed to minimize water intrusionDesigned for long life and optimum performanceArmatures are tested to withstand 50 times operating voltages (12 volts)Replaces:DELCO Inboard Starter 9000887PLEASURECRAFT Inboard Starter RA122019SIERRA Inboard Starter 18-6443*ARCO Assurance 12-month part and labor warranty protection