Cam Sprocket Issues.... Help.

Information on the naturally-aspirated KA24E and KA24DE engines.
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rsmithdrift
Posts: 1984
Joined: Fri Jan 27, 2006 2:18 pm
Car: 1993 240sx fastback se.

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So I was going to do a cam swap today, but after removing the cover putting the car on TDC, we could not break the cam sprocket bolts loose.

We tried using a 4ft handled torque wrench and an air gun impact wrench but still nothing.... It was rediculous. I'd say with me and my friend holding the open end wrench on the cam hex and my very strong freind pulling for all he was worth on the torque wrench we were WAY beyond the 100lb ft supposedly required to break it free. Also we were going by the FSM's instructions so I know we were going the right way with it...

What can we do?? We're all at out whits end. The car clearly had an upper timing job done fairly recently as the chain they put on has no "golden link" that's supposed to be the timing mark and its tight and new looking. All I can think is they WAY overtightened it on their when the did the timing job.

PLEASE HELP! Thnx.


Modified by rsmithdrift at 4:28 AM 5/28/2007


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neverlift
Posts: 3699
Joined: Mon Apr 24, 2006 6:26 am

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wheres my body

sound real bad if you and someone else cant get it? I recently at the j/y pulled two gears by myself. WITHOUT holding the hex on the cam. heat the ***** up with a torch. then toss some pb blaster on it. luck man

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rsmithdrift
Posts: 1984
Joined: Fri Jan 27, 2006 2:18 pm
Car: 1993 240sx fastback se.

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Again, what body???

Anyways, I finally got it. I got a longer breaker bar and a longer open end wrench and with some force got it free. Then got the cams in and since I didn't mark the chain first I got it wrong at first, took 3 attempts to get the thing back in time. Runs AWESOME now though.

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neverlift
Posts: 3699
Joined: Mon Apr 24, 2006 6:26 am

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my bad wrong guy


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