another video of the strange sound under the hood

[CJBroesky]

your running the rpm's to high. Thats probably where the noise is coming from. Shouldn't run it over 2000 rpm

[JustinHansen6669]

@CJBroesky, shit we run just over 2500 on tow haul running 65-70.

[jdieselnut]

It was a blown head gasket.

[keepemcummins]

check your egt probe...mine started that same odd whisteling sound..turned ouit my egt would pop out an make the sound of a leak...pissed me off

[MoparMan6787]

its the exhaust you have an exhaust leek

[95F350]

Almost sound like head gasket. but cant be to sure i have herd that noise before when someone blew theres. sounds like a helicopter noise.

[cumminsforlife]

ya drive at 90mph you really hear the cummins talk

[wemallards]

LOL! Yeah, where is the sound?