knocking

Information on the naturally-aspirated KA24E and KA24DE engines.
240xtreemburn
Posts: 2
Joined: Fri Mar 23, 2007 4:31 am

Post

I have a 1990 240sx with 143,261 miles on it and it just started knocking it has a ka24e is this normal for this motor to begin this so quickly?


dkdeleon68
Posts: 203
Joined: Sun Oct 10, 2004 5:23 pm
Car: 1991 240

Post

where is the knocking coming from

240xtreemburn
Posts: 2
Joined: Fri Mar 23, 2007 4:31 am

Post

the knocking is coming from the bottom end i think it might be as rod bearing oh well all the more reason for a s13 silvia front clip swap

dkdeleon68
Posts: 203
Joined: Sun Oct 10, 2004 5:23 pm
Car: 1991 240

Post

just change the rod bearings

User avatar
240sxmech
Posts: 166
Joined: Tue Feb 20, 2007 5:59 pm
Car: 90 240sx

Post

FIRST of all you cant just change the bearings and it expect it to be ok.When you spin a bearing which causes the knock you are also scoring the journels of the rod or the crank, so you must have the crank or rods reground and polished.


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