Torque Specs L10 Exhaust Manifold to Turbo
 

Torque Specs L10 Exhaust Manifold to Turbo

Started by Melbo, April 14, 2017, 04:54:02 PM

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Melbo

I had an exhaust leak at the connection from the exhaust manifold to the turbo. I have the new gasket and while I was at it I thought I would check the torque on all the exhaust manifold bolts and then when I reinstall the turbo I need to know what that torque should be. I asked at the supply house and they said they sell parts but don't know specs.

Thanks.

Melbo
If it won't go FORCE it ---- if it breaks it needed to be replaced anyway
Albuquerque, NM   MC8 L10 Cummins ZF

luvrbus

Life is short drink the good wine first

Melbo

Clifford, Thank you very much.  Exhaust manifold the same?

Melbo
If it won't go FORCE it ---- if it breaks it needed to be replaced anyway
Albuquerque, NM   MC8 L10 Cummins ZF

Tom Y

35-37 common for a 3/8 bolt (9/16 head) are the manifold 3/8" also?
Tom Yaegle

dickegler

you might want to check that manifold for warpage.
dick egler  atlanta, in  92 prevost/beaver conversion, N5333L

Geoff

It is pretty hard to warp the manifolds.  But I use a smooth file to take off the rust and carbon for a smooth surface.  Also, be sure to use new nuts and washers with Neversieze.  Hopefully the studs are in good shape-- removing the studs is a whole new topic.

--Geoff
Geoff
'82 RTS AZ

Melbo

Thank You for the help.  Yes I got new nuts and they have the flange on them. I will be sure to clean both surfaces as I assemble it. 

Melbo
If it won't go FORCE it ---- if it breaks it needed to be replaced anyway
Albuquerque, NM   MC8 L10 Cummins ZF