My 440 water pump had only one washer and that was on the bolt behind the nipple. This bolt was also approx. 1/4" longer than the other bolts. I can't say for sure it was originally like this from the factory.

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Last edited by RealWing; 08/19/14 12:41 PM.
1970 Superbird 440-6bbl, auto
1969 Barracuda 340-4bbl, FB Formula S auto
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2022 Can Am Spyder RTL