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Once again, my intake cam will not move.

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Old Apr 3, 2002 | 01:45 AM
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Default Once again, my intake cam will not move.

For those of you who helped me before, I am very thankful for all of your responses. But, I am still in the same mess with my cam not moving. I tried all the things mentioned before. The only thing that actualy worked was when I loosened the rockers all the way. But when I had to adjust them back to spec, they wouldn't move again. Anyone with ideas???
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Old Apr 3, 2002 | 05:01 AM
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Default Re: Once again, my intake cam will not move. (NOSed_b18b)

How old is your distributor? Take it off and see if it spins freely, maybe the bearings are seized. Did you flip the intake cam over? I still say its 180 degrees off at the distributor.
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Old Apr 3, 2002 | 05:39 AM
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Default Re: Once again, my intake cam will not move. (Sleeper)

I'm trying to turn the cam w/ distributor off.
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Old Apr 3, 2002 | 05:44 AM
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Default Re: Once again, my intake cam will not move. (NOSed_b18b)

Damn, so with all the cam holders torqued to spec, no dist, and rockers loose it rolls normally, but when you tighten the lash, it wont move? What are you using to move the cam, the hex on the cam or the bolt on the end? Are the pistons at tdc? You might be hitting them when you try to move the cam.
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Old Apr 3, 2002 | 08:56 AM
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Default Re: Once again, my intake cam will not move. (Sleeper)

You can't turn the cam freely when installed on the head unless the head is off the car, unless all 4 pistons are in the middle of the stroke. Did you check the piston position?
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Old Apr 3, 2002 | 10:48 AM
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Default Re: Once again, my intake cam will not move. (PatrickGSR94)

dude , wtf is wrong with your car. ?


j/k, thats some wierd **** . never heard that one before
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Old Apr 3, 2002 | 11:05 AM
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Default Re: Once again, my intake cam will not move. (PatrickGSR94)

You can't turn the cam freely when installed on the head unless the head is off the car, unless all 4 pistons are in the middle of the stroke. Did you check the piston position?
Exactly, you must make sure the block is at TDC, then try to install the cams. If you do it any other way, you'll just end up with problems.

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Old Apr 3, 2002 | 01:32 PM
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Default Re: Once again, my intake cam will not move. (B18C-EJ1)

You can't turn the cam freely when installed on the head unless the head is off the car, unless all 4 pistons are in the middle of the stroke. Did you check the piston position?

Exactly, you must make sure the block is at TDC, then try to install the cams. If you do it any other way, you'll just end up with problems.
If he wants to make sure the camshaft will turn freely, it cannot be at TDC, otherwise the valves will bump the pistons. Use a screwdriver in the spark plug holes to check that none of the pistons are at TDC or near it, then try to turn the camshaft. Then set both cams at TDC on #1, and then the crank/pistons, and install the T-belt.
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Old Apr 3, 2002 | 02:23 PM
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Default Re: Once again, my intake cam will not move. (Sleeper)

it's impossible to have the distributor 180 degrees off. the slot on the intake cam is offset specifically so this never happens.
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Old Apr 3, 2002 | 02:25 PM
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Default Re: Once again, my intake cam will not move. (NOSed_b18b)

NOSed, maybe you should give in & just tow your car to a shop so you can get your car back on the road since you have had this problem so long without resolve.
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Old Apr 3, 2002 | 02:51 PM
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Default Re: Once again, my intake cam will not move. (qwkteg125)

Muahahahahahahahahahahahhaha, never. Never will I simply give up and give in to the *** raping charges of the so called "techs" of a shop.

I have tried all that **** guys. My pistons are in middle, yet my cam still does not turn. If you guys think that's the problem, then riddle me this: How come when I loosened all my rocker arms, my cam moved freely??? It does not make any sense. If it moved when I loosened my rocker arms, then it should do the same once I tighten them back to spec, shouldn't it? I don't know thoough. A friend advised me that an acura tech thought there might be something in the cylinder? I dont' know. I'm gonna take off the head again, and see if I can turn the cam with the head off. Maybe it's the shitty valve job that was done to it. Keep posting guys, I'll check back every so often while I'm outside.
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Old Apr 3, 2002 | 03:39 PM
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Default Re: Once again, my intake cam will not move. (NOSed_b18b)

ttt
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Old Apr 3, 2002 | 04:41 PM
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Default Re: Once again, my intake cam will not move. (NOSed_b18b)

come on guys.
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Old Apr 3, 2002 | 04:49 PM
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Default Re: Once again, my intake cam will not move. (NOSed_b18b)

stock cams or aftermarket?
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Old Apr 3, 2002 | 05:05 PM
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Default Re: Once again, my intake cam will not move. (non-VTEC)

Stock.
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Old Apr 3, 2002 | 05:07 PM
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Default Re: Once again, my intake cam will not move. (NOSed_b18b)

maybe try a diffent cam?

try changing the lifters around?
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Old Apr 3, 2002 | 05:32 PM
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Default Re: Once again, my intake cam will not move. (non-VTEC)

I don't have access to another cam.

I have already tried switching them around, and it still doesn't work. The cam will turn once they are loosened, but when I gap them back to spec, the cam goes back to it's non-turning self.
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Old Apr 3, 2002 | 05:36 PM
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Default Re: Once again, my intake cam will not move. (NOSed_b18b)

was anything done to the head? ported? valve job?
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Old Apr 3, 2002 | 06:17 PM
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Default Re: Once again, my intake cam will not move. (non-VTEC)

Vavle job.
(this is NOSed_b18b, by the way)


[Modified by blkDOHCsol, 3:18 AM 4/4/2002]
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Old Apr 3, 2002 | 06:22 PM
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Default Re: Once again, my intake cam will not move. (NOSed_b18b)

Are you trying to turn the cam with your hand? Or, with a wrench when you check it for free-movement?

Do you for sure have the specs correctly? -not reading inches for millimeters are you?

What is it for non-VTEC's? .09mm(Intake) and .12mm(Exhaust)...I dunno...too lazy to open the SM.

we've ruled out piston contact - it turns freely when the rockers are loosened
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Old Apr 3, 2002 | 06:26 PM
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Default Re: Once again, my intake cam will not move. (blkDOHCsol)

is the machine shop who did the valve job a reputable shop that has done honda heads before?

can you some how push all the valves open?

maybe the valves are stuck in the guides for some strange reason?
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Old Apr 3, 2002 | 06:30 PM
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Default Re: Once again, my intake cam will not move. (IN VTEC)

Are you trying to turn the cam with your hand? Or, with a wrench when you check it for free-movement?
Wrench.
Do you for sure have the specs correctly? -not reading inches for millimeters are you?
Exact specs.
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Old Apr 3, 2002 | 06:36 PM
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Default Re: Once again, my intake cam will not move. (non-VTEC)

is the machine shop who did the valve job a reputable shop that has done honda heads before?
They do all of my local Acura dealership's machine work. But lately I been having doubts about them due to local rumors about another shop getting a lot of **** fucked up by them. But, I donno.

can you some how push all the valves open?
I donno. How do you mean?

maybe the valves are stuck in the guides for some strange reason?
Maybe. I will check that once my head is off.

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Old Apr 3, 2002 | 07:02 PM
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Default Re: Once again, my intake cam will not move. (blkDOHCsol)

When you have the rockers loose and turn the cam, do the rockers still push on the valves? And if they do, do you see the valves moving at all?

Report back.
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Old Apr 3, 2002 | 08:19 PM
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Default Re: Once again, my intake cam will not move. (NOSed_b18b)

why don't you just try to put the head on and turn it over?...the springs are probably just too stiff to move by hand...throw it back on and try to turn it over by hand on the crank ...if that doesnt work i have no idea....
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