KA24E Solid Lifters

Information on the naturally-aspirated KA24E and KA24DE engines.
TulsaTurbo
Posts: 7
Joined: Sun Jan 12, 2003 8:16 am
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Has anyone here attempted or accomplished a conversion to go from hydraulic lifters setup to a solid lifters setup on the KA?

I know it has been done. I just wanted to compare notes with anyone here who have done it on how they went about modifying their rocker arms...


Open4Cycle
Posts: 109
Joined: Tue Sep 10, 2002 7:33 pm

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Haven't started yet, waiting on some adjusters from a 22R engine. It looks to be a simple operation with a Bridgeport. Haven't managed to get the plunger out of an old rocker either. What kind of adusters are you planning to use? I would like to try a set scew but affraid it won't hold up.

Aries
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Joined: Tue Aug 27, 2002 6:23 am
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I would be wary of using a set screw...

More power to you though. :)

TrunkMonkey
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Joined: Sun Aug 04, 2002 7:48 am
Car: 2000 Lincoln Navigator

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just a bit of FYI.

http://www.realnissan.com sells/modifies hydraulic lifters for the KA24E. email them and see if they'll tell you how to do it.

-demetrius

TulsaTurbo
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Joined: Sun Jan 12, 2003 8:16 am
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Removal of the plunger and check valve is pretty simple and straightforward, just requires a little patience.

I'm currently doing a simple technical writeup for my website on how to disassemble and clean the hydraulic lifters including pictures. I have found that the main culprit for failure of the lifter is within the checkvalve and carbon thats normally formed by high mileage engines using dino oil.

For our solid lifter setup, we're looking at resleeving the lifter body but haven't yet decided what adjusters we will be using.

I have heard of someone removing the lifter internals (checkvale plunger & spring), threading the top of the lifter for an adjuster that will rest up against the original plunger with great success. So I would have to say that could be a simpler option for some.


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