" Y " tube

mike165

Petty Officer 2nd Class
Joined
Apr 14, 2011
Messages
196
Where will I find a Y tube to bolt up to the 3 bolt flange on a MC1 to suit a 350 Chev had a look around the usual sites all I can find are 4 bolt flanges
 

series60

Chief Petty Officer
Joined
Jan 4, 2010
Messages
420
Re: " Y " tube

Where will I find a Y tube to bolt up to the 3 bolt flange on a MC1 to suit a 350 Chev had a look around the usual sites all I can find are 4 bolt flanges

Can you post a picture of what you need? Haven't seen many 3 bolt configurations.
 

Don S

Honorary Moderator Emeritus
Joined
Aug 31, 2004
Messages
62,321
Re: " Y " tube

The only exhaust systems with the 3 bolt are for 4 cylinder engines as I recall.
 

mike165

Petty Officer 2nd Class
Joined
Apr 14, 2011
Messages
196
Re: " Y " tube

Thanks for the replys,the reason for the query the boat has a 250ci L6 in it so it would apear the L6 used a 3 bolt flange as well as the 4 cyld and I am looking to upgrade to a 260HP 350,I can do a thru transom system but I would like to keep it as quiet as poss with exhaust thru the prop,maybe they were not made so I may have to make one
 

mike165

Petty Officer 2nd Class
Joined
Apr 14, 2011
Messages
196
Re: " Y " tube

302 Y pipe.jpgI have found a pix of a Y tube for a 302 with a 3 bolt,the main diff would be a size diff in the width of the 302 pipe compared to a 350 I will try to upload the pix,this is the wrong pix
 
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