I found the following link for anyone needing to replace the primer solenoid maintenance valve (the red lever that is attached to the solenoid that is used to change from auto priming when the key is pushed in to manual priming).
http://www.marineengine.com/parts/technical_information/sierra_18-0871.pdf
I don't know how often these things fail but if you need to replace yours this should help!
http://www.marineengine.com/parts/technical_information/sierra_18-0871.pdf
I don't know how often these things fail but if you need to replace yours this should help!