Where Can An Find Exhaust Manifold & Heat Riser Bolt Kit To Suit Mercruiser 5.7?

Quarterwave

Petty Officer 2nd Class
Joined
Sep 16, 2013
Messages
118
Hi everyone,

I'm having issues finding some replacement bolts for my new manifolds and heat risers.

Does anyone have any places that they'd recommend me purchasing from?
 

Bondo

Moderator
Staff member
Joined
Apr 17, 2002
Messages
71,159
Ayuh,.... I ain't looked, but I'm guessin' iboats carries what ya need,....
 

Scott Danforth

Grumpy Vintage Moderator still playing with boats
Staff member
Joined
Jul 23, 2011
Messages
50,528
I buy my bolts at tractor supply. I used to get them at fleet farm. 3/8-16 grad 8 for the manifold to motor and 5/16-18 grade 8 for the risers.
 

Bt Doctur

Supreme Mariner
Joined
Aug 29, 2004
Messages
19,370
Have lots of extra ones but need to know your exact configuration, most companies ship them with the product
 

Quarterwave

Petty Officer 2nd Class
Joined
Sep 16, 2013
Messages
118
Thanks everyone. The supplier didn't include any of them in the packaging... I thought that it included a full set of bolts (for the exhausts and also the elbows) but apparently it was just for the elbows. So, they sent me the bolts for the elbows while I purchased some new ones from them for the exhausts.

I feel a little ripped off, but I need the bolts and so, went ahead and ordered them...
 
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