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Gen1 Montero SWB engine swap to G64b wideblock (4g64) #1064771 10/10/13 11:11 PM
Joined: Apr 2013
Posts: 75
Struc Offline OP
Getting the Wheeling Fever
I've seen it mentioned a couple of times, but can't seem to find a thread about the actual process. Anyone have a link to a website or thread?

I'm collecting parts to do this, and plan to do it over winter.

So far I have a NOS G64b wideblock to start the build. Plans are for a 2g Eclipse DOHC 4G63 head
Possible 2g 4G64 Pistons (Pretty sure the stock 8V/SOHC pistons need to be swapped)
Evo 8 exhaust manifold
Evo 8 Turbo
Evo 8 Intake Manifold / Throttle body
95 EEPROM ECU running ECMLink / 2g engine wiring harness
6-bolt FWD Flywheel / pressure plate
3G Eclipse GT/V6 clutch disc

Look forward to hearing some tips!


Curt Shambeau
87 Mitsubishi Montero SWB (Turbo G64b wideblock conversion soon)
Re: Gen1 Montero SWB engine swap to G64b wideblock (4g64) [Re: Struc] #1064772 10/10/13 11:23 PM
Joined: Jan 2001
Posts: 13,649
fasteddy Offline
Web Wheeler
*****
projectzerog.com for all the known issues and fixes.

One of us is in the process now, and well along, I think. One of us has already done one, but I don't think he did an extensive writeup.


Not responsible for advice not taken...
Re: Gen1 Montero SWB engine swap to G64b wideblock (4g64) [Re: fasteddy] #1064773 10/11/13 12:37 AM
Joined: Jan 2002
Posts: 6,134
TOASTY Offline
Trail Leader
*****
I swapped a Gen 2 from 3.0 V6 to 4G64, It was a more involved swap than swapping one in place of a 2.6 but still relatively straight forward.
Johnny B has one swapped into his '86 but i think he needs to reflare a fuel line or something still.


1999 Montero SAS'd on Kings and stuff

1998 Montero trying to get a V8 Swapped
Re: Gen1 Montero SWB engine swap to G64b wideblock (4g64) [Re: TOASTY] #1064774 10/11/13 01:18 AM
Joined: Jun 2002
Posts: 6,211
JohnnyBfromPeoria Offline
Trail Leader
*****
Yep, a little fueling work, a little minor accessory bracket figuring out work, etc. Lordtrunks did the wiring in a couple of mornings. The oil pan had to be "clearanced" to clear the front differential pumpkin. Nothing heavy.

John B.


'87 Raider 2.6 Turbo Auto, Under Construction
'95 Montero SR, 35x12.5/15 BFG M/T KM-2's, Rock sliders, Qtr panel chop, gas tank lift, 2" BL, Aisins, 5.29s
'95 Pajero Mini
'98 Montero Winter Ed.
'04 Cadillac XLR
'03 Kawasaki ZRX1200R
'60 Ford Falcon 4Dr
Re: Gen1 Montero SWB engine swap to G64b wideblock (4g64) [Re: JohnnyBfromPeoria] #1064775 10/14/13 02:40 AM
Joined: Apr 2013
Posts: 75
Struc Offline OP
Getting the Wheeling Fever
How are the Motor mounts? I haven't measured yet and really looked at how they bolt up.

Not really worried about too much else, except maybe how the water neck will fit at the back of the engine.

Last edited by Struc; 10/14/13 05:13 AM.

Curt Shambeau
87 Mitsubishi Montero SWB (Turbo G64b wideblock conversion soon)
Re: Gen1 Montero SWB engine swap to G64b wideblock (4g64) [Re: Struc] #1064776 10/14/13 05:07 AM
Joined: Jun 2002
Posts: 6,211
JohnnyBfromPeoria Offline
Trail Leader
*****
You mean how ARE the motor mounts? They fit just fine. And what water neck at the back of the engine are you talking about?

John B.

Re: Gen1 Montero SWB engine swap to G64b wideblock (4g64) [Re: JohnnyBfromPeoria] #1064777 10/14/13 05:12 AM
Joined: Sep 2011
Posts: 628
geocrasher Offline
Rock Warrior
Quote
You mean how ARE the motor mounts? They fit just fine. And what water neck at the back of the engine are you talking about?

John B.


I think he's talking about the 4G63 head, it was made for a transverse motor and has water outlets on what were originally the side of the head, now the back and against the firewall.


1987 Raider, 346K miles and going strong -31" tires, otherwise stock.
http://tidbitsfortechs.com/
http://actionpcs.com <-- $39 remote PC repair, guaranteed.
How to include pictures in threads on 4x4wire (Youtube video)
Re: Gen1 Montero SWB engine swap to G64b wideblock (4g64) [Re: JohnnyBfromPeoria] #1064778 10/14/13 05:12 AM
Joined: Apr 2013
Posts: 75
Struc Offline OP
Getting the Wheeling Fever
Thanks... Fixed grammar. <img src="/forums/images/graemlins/smile.gif" alt="" />

With a 4G63 DOHC head, the water neck will come out at the back of the head. Just curious about the clearance back there if anyone else has used this combo.


Last edited by Struc; 10/14/13 05:18 AM.

Curt Shambeau
87 Mitsubishi Montero SWB (Turbo G64b wideblock conversion soon)
Re: Gen1 Montero SWB engine swap to G64b wideblock (4g64) [Re: Struc] #1064779 10/14/13 05:32 AM
Joined: Jun 2002
Posts: 6,211
JohnnyBfromPeoria Offline
Trail Leader
*****
Oh, I didn't know anything about that stuff. My 2.4 came out of a D50. Except for smacking the oil pan with a hammer to make it fit, everything else mounted right up, except for the power steering pump and the a/c compressor being different from the Montero's that is still connected to the system with the compressor sitting off to the side, staring at the truck motor's compressor bolted to the engine but not connected to anything. And the seemingly huge amount of space between the front of the engine and where the radiator will sit. The D50 uses a fan spacer for that, though.

John B.

Re: Gen1 Montero SWB engine swap to G64b wideblock (4g64) [Re: Struc] #1064780 10/14/13 05:54 AM
Joined: Sep 2011
Posts: 628
geocrasher Offline
Rock Warrior
Quote
Thanks... Fixed grammar. <img src="/forums/images/graemlins/smile.gif" alt="" />

With a 4G63 DOHC head, the water neck will come out at the back of the head. Just curious about the clearance back there if anyone else has used this combo.



You need to read this: http://projectzerog.com/plumbing.shtml


1987 Raider, 346K miles and going strong -31" tires, otherwise stock.
http://tidbitsfortechs.com/
http://actionpcs.com <-- $39 remote PC repair, guaranteed.
How to include pictures in threads on 4x4wire (Youtube video)
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