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22rec intake manifold removal #749723 09/05/06 10:20 PM
Joined: Sep 2006
Posts: 22
M
Mikeweb Offline OP
Need a Spot
I am having trouble getting the intake manifold off of my 1986 4runner 22rec engine. I pulled 7 bolts and 2 nuts, and it won't budge. Am I missing something? There is an allen bolt sort of below and near where the thermostat housing is, and I can't seem to get to it to get it off. Is that what is holding the manifold on? Any help would be greatly appreciated.

Re: 22rec intake manifold removal [Re: Mikeweb] #749724 09/05/06 10:26 PM
Joined: Jan 2000
Posts: 12,153
4Crawler Offline
Web Wheeler
*****
Quote
I am having trouble getting the intake manifold off of my 1986 4runner 22rec engine. I pulled 7 bolts and 2 nuts, and it won't budge. Am I missing something? There is an allen bolt sort of below and near where the thermostat housing is, and I can't seem to get to it to get it off. Is that what is holding the manifold on? Any help would be greatly appreciated.


Yep, that allen bolt has to come out, 6mm socket as I recall.

Re: 22rec intake manifold removal [Re: 4Crawler] #749725 09/05/06 10:29 PM
Joined: Sep 2006
Posts: 22
M
Mikeweb Offline OP
Need a Spot
Thanks, it came right off. Anyone else working on this, I recommend a ratchet mount 6mm allen wrench w/ about a 10" extension in order to be able to get to the bolt. Without that it is pretty tough to reach.

Last edited by Mikeweb; 09/05/06 11:45 PM.
Re: 22rec intake manifold removal [Re: Mikeweb] #749726 09/06/06 07:46 AM
Joined: May 2006
Posts: 457
D
Davepet Offline
Mudrunner
Mine was hopelessly stripped out. I ended up removing the fuel rail & using vise grips on it. I didn't waste time trying to find an aftermarket replacement, I just paid the dealer a few bucks for a new one.

Dave

Last edited by Davepet; 09/06/06 07:48 AM.
Re: 22rec intake manifold removal [Re: Davepet] #749727 09/06/06 08:12 AM
Joined: Nov 1999
Posts: 1,049
toyrunner Offline
Body Damage is Cool
Quote
Mine was hopelessly stripped out. I ended up removing the fuel rail & using vise grips on it. I didn't waste time trying to find an aftermarket replacement, I just paid the dealer a few bucks for a new one.

Dave

x2 <img src="/forums/images/graemlins/notooth.gif" alt="" />


1985 SR5 4Runner
eLocked with Carter Lock
4.7:1 single case
Davez Offroad twin stick
Re: 22rec intake manifold removal [Re: toyrunner] #749728 09/07/06 05:25 AM
Joined: Jan 2006
Posts: 81
MisterZee Offline
Getting the Wheeling Fever
yep if someones been there before ya, chances are good its wallowed out. also, the bolt is exposed to coolant I think, and it gets rusty and grungy.


98 Taco 4WD
Re: 22rec intake manifold removal [Re: MisterZee] #749729 09/07/06 04:17 PM
Joined: Oct 2003
Posts: 183
drainsbe Offline
Wheeler
Actually I beleive it's a T-40 torx head... worked great for me. No slip/No strip <img src="/forums/images/graemlins/shiner.gif" alt="" />


Dave
86 4Runner, 22R-EB
Re: 22rec intake manifold removal [Re: drainsbe] #749730 09/07/06 05:08 PM
Joined: Sep 2005
Posts: 970
R
RatLabGuy Offline
Rock Warrior
I have been very curious about this bolt ever since I had to take it out myself, and every time I read somebody else w/ the same problem.

Any ideas on why in the world this thing is designed like this, w/ the allen bolt sunk in there? Why not just a regular hole and 12-14mm bolt like everything else?
It's not like Toyota to do stuff randomly by any means, just looking for ideas on what the logic could be.


With 200+ Billion electrical parts, the world most complicated machine is inside your own skull.

Question Reality.
-----------------------------
'89 Rnr DLX "SR4.5", 32s w/ 5.29 locked f/r blah blah
Re: 22rec intake manifold removal [Re: drainsbe] #749731 09/07/06 05:40 PM
Joined: Nov 1999
Posts: 1,049
toyrunner Offline
Body Damage is Cool
Quote
Actually I beleive it's a T-40 torx head... worked great for me. No slip/No strip <img src="/forums/images/graemlins/shiner.gif" alt="" />

Stock is a 6mm cap bolt
A Torx would be way better, less chance of stripping.
Danny


1985 SR5 4Runner
eLocked with Carter Lock
4.7:1 single case
Davez Offroad twin stick
Re: 22rec intake manifold removal [Re: RatLabGuy] #749732 09/08/06 05:22 AM
Joined: May 2006
Posts: 457
D
Davepet Offline
Mudrunner
Quote
Any ideas on why in the world this thing is designed like this, w/ the allen bolt sunk in there? Why not just a regular hole and 12-14mm bolt like everything else?

The allen head bolt is used so the manifold can be removed with the fuel rail & injectors attached. It would be impossible to do that with a standard bolt.

& yes, stock is 6mm allen, I just bought one from the dealer.

Dave

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