Cm871 rebuild
03-29-2026, (Subject: Cm871 rebuild ) 
Post: #9
RE: Cm871 rebuild
(03-29-2026 )Bigmack713 Wrote:  Hello all,
Everything is back together, but at first startup, I'm having a pop through the intake.
...

OEM or aftermarket head??.

Any time I have ever heard a pop,pop,pop thru the intake at idle, it was a burnt valve or some garbage, re-machined cylinder head that some shop tried to rebuild or sent out themselves (another mistake), or an after-garbage chineesuim head that someone used. - I.E.> The ONLY cylinder head that should ever be used for an ISX should be OEM-ONLY ... and NEW!.


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Messages In This Thread
Cm871 rebuild - Bigmack713 - 03-24-2026,
RE: Cm871 rebuild - Rawze - 03-24-2026,
RE: Cm871 rebuild - Bigmack713 - 03-25-2026,
RE: Cm871 rebuild - Rawze - 03-25-2026,
RE: Cm871 rebuild - Bigmack713 - 03-26-2026,
RE: Cm871 rebuild - Rawze - 03-26-2026,
RE: Cm871 rebuild - Bigmack713 - 03-29-2026,
RE: Cm871 rebuild - Rawze - 03-29-2026
RE: Cm871 rebuild - Rawze - 03-29-2026,
RE: Cm871 rebuild - Bigmack713 - 03-29-2026,



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