Its one large nut holding the fan on. Leave the belt on the accessories as you remove the nut. It takes some shock from a hammer on the wrench to break it free usually.
A true LS1 never had a manual fan on the water pump pulley, always electric fans.
Last edited by RedHeartbeat; 04-20-2008 at 10:56 AM.
See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709
thats what im talking about is LS1 e-fans i have the whole assembly just dont have the nuts to hold the fan blade on
2004 Chevy Tahoe, 5.3L bifuel, runs on both gas and propane.
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