Offshoreonly.com - Mercruiser 454 riser gasket question

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Trygve

04-03-2016 03:10 PM

Quote:

Originally Posted by dereknkathy (Post 4424219)

replacing risers? get a couple of these. http://www.ebay.com/itm/MERCRUISER-5...dW1jFm&vxp=mtr

Too bad I already ordered them.. that's a good deal!

BUP	04-03-2016 03:43 PM

those are NLA thru Merc and caused corrosion problems because of 3 dissimilar metals.

Cast iron manifold, riser gaskets a form of other metal(s) and SS riser - all clamped together

what were they thinking at that time. Hence one of the reasons why they are NLA and cost to manu as well.

dereknkathy

04-03-2016 07:59 PM

Yoh can usually find em for 100 to 150 each. I have 3 sets for my hatt.

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