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View Full Version : Can anyone figure out what this sound is? knocking?


chouwee
10-09-2011, 08:07 PM
I just installed this motor because my old KA blew. It's making this noise and i was wondering if any of you guys knew what exactly it was. The sputtering is from the distributor being mis-timed. It's a little off.

MVI 1869 - YouTube (http://www.youtube.com/watch?v=OH5eB8xTJpY)

240Lover770
10-09-2011, 08:18 PM
not a good sound at all. sounds like somethings rattling around

fliprayzin240sx
10-09-2011, 09:01 PM
Sounds like the chain guides are gone...

Hoffman5982
10-09-2011, 09:08 PM
Sounds like more than just the chain guides

KrazyS13
10-09-2011, 10:10 PM
That bottom end is bad.. Sorry.. More than likely a spun bearing.

tac 1
10-09-2011, 10:44 PM
Holy crap, pull the oil pan and vc asap! Good luck!

Metal Angel
10-09-2011, 10:49 PM
Yeesh... That sounds awful... Sucks that you went to all the work of swapping that in to get a result like that. :naw:

misterdumby
10-09-2011, 10:54 PM
it sounds like you're going to be tearing the sum bish down.
definitely remove the oil pan and valve cover

sterlinge
10-09-2011, 10:54 PM
Sounds bad is the oil pan good condition? I would say rod knock...:naw:

bamaboyie56
11-19-2011, 12:44 AM
My car has been doing the same deal. Mine wasn't quite as viscious but seemed to get worse the more i drove it. My buddy who is very good with 240's said it was a pilot bushing. So we replaced and found that the flywheel bolts my buddy said he tightened when we changed the clutch were only finger tight and backing out. Which were hitting my clutch. Put it all back together and everything was gravy......for 2 days. Then it started back up tonight. I have no clue what it is that's doing this. But i did figure out that when idling if i put the clutch in it goes away(which makes sense if it's in the tranny).

SxMachine
11-19-2011, 08:26 AM
Rod knock son
My sr 2 yrs ago before rebuild...knocking all day long
http://youtu.be/PuapbF9nMsY

Just pull your oil pan

SLiDe_WaYz
11-19-2011, 08:44 AM
Holy shit man!! Don't even bother starting it again that thing is knocking like a SOB. No way that is from flywheel bolts or pressure plate bolts.

You need a new bottom end.