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Water Pump interchangability question

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Old Nov 5, 2009 | 09:00 PM
  #1  
Mike52's Avatar
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Default Water Pump interchangability question

I need to fit a water pump on my '00 LS1 with the thinnest water pump pulley possible. I'm not concerned with the other accessory drive pulleys lining up because the a/c, alternator and idler mounts will be fabricated to fit (I'm not running p/steering). This engine is in a 1932 Ford street rod and I need additional water pump to radiator cooling fan clearance.

I checked the dimensions of the water pump/pulley from a GM crate LS3 (GMPP #19201992) while at the Tampa Street Rod Nats last month, the flatter water pump pulley would help a lot, I only need a couple of inches. The LS1 and the LS3 water pumps appear to be very similar but I thought I would ask the experts. Will the LS3 water pump fit and work on the '00 LS1 engine or are there other alternatives for the LS1 pump?

Thanks,
Mike
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Old Nov 6, 2009 | 10:56 AM
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Come on guys, with all the LS knowledge on this site, I can't believe no one can help me with this problem???

Mike
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Old Nov 6, 2009 | 11:45 AM
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Yes the LS3 pump will bolt right up to an LS1 engine. Let us know if you need one!
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Old Nov 6, 2009 | 01:20 PM
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Jon, thanks for your reply, I really appreciate the help. What is the cost for the LS3 pump?

Mike
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