installing head /setting timing

Information on the naturally-aspirated KA24E and KA24DE engines.
tbradway
Posts: 8
Joined: Mon Jun 30, 2003 2:30 pm

Post

help;

just put head back on car (bought it in pieces).

manual says to match up chain with marks on sprcket. but i don't know where bottom sprocket is lined up on chain. i do not want to pull cover.

do i just set piston 1 to TDC and timing to 0 deg.

then put cam sprocket with pin at top and not worry about chain marks?

also

my cam sprocket clicks to a stop a few degrees to right of the top due to pressure on cams is this close enough

how does setting timing with distributor affect this timing or does it only affect when plug fires in relation to piston position.

thanks


:: orion ::
Posts: 1483
Joined: Fri May 23, 2003 4:40 pm
Car: '96 240SX, with KA-T @ 12psi...
Contact:

Post

I assume this is a DOHC...?

If you have allowed slack in the upper timing chain, you need to pull the cover to insure it's lined up properly on the lower sprocket.

Align at TDC on #1 - Use the crank pulley to set it exactly.

There are 3 different colored marks on the chain - One for the lower sprocket, and 2 for the cam sprockets. There is a dot on the lower gear - Line it up with odd link. Then, with cams installed, align the 2 other odd colored marks with the dot/indention on the cam gear and install the gears on the cams with the pin to index it properly.

Good luck - Brian


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