View Full Version : Bolt in Conversion Motor Mounts
JeepinPete
05-05-2011, 01:31 PM
I make mounts to bolt in GM Gen III & IV V8s into our FSJ's. You pull out your AMC V8, bolt these mounts to your new GM V8, and bolt it into your FSJ. What is a Gen III GM V8 you ask? The LS1, LS2, LS3, 4.9L, 5.3L, 6.0L, etc. All can be bolted in using these mounts. They come unpainted, use a FSJ 2" rubber bushing, and are supplied with hardware to mount them to the frame horns. $150 + $15 shipping USPS Priority Mail.
http://i273.photobucket.com/albums/jj223/jeepinpete/IMG_6933.jpg
http://i273.photobucket.com/albums/jj223/jeepinpete/IMG_6934.jpg
I also can make up mounts to bolt in an Isuzu 4BD 3.9L diesel engine. The frame horns have to be removed, then these bolt in (no drilling).
Finally, I've designed a motor mount setup that replaces the factory AMC parts. They do away with the failure prone rubber block. The factory stand off is removed, and these bolt in place. Here is a picture side by side, new vs old. $150 + $15 shipping USPS Priority Mail.
http://i273.photobucket.com/albums/jj223/jeepinpete/jeep%20parts%207-12-09/IMG_6935.jpg
I use 1/4" plate & 1/4" tubing. The V bracket welded to the tubing is formed 1/8". If you break the metal parts, I will replace them. The bushing is an off the shelf FSJ 2" spring bushing, available from rockauto.com for $10. These are made to order, and it usually take me three to four weeks to get a set done.
Eric S.
06-04-2011, 09:22 PM
Nice looking work you've got there!
dxpope
06-09-2011, 02:06 PM
Can you do mounts for the Cummins 3.9l 4bt? You would need to use a more flexible bushing than the spring eye bushings. I have a 4bt and a Cherokee. Someone needs to make it easier to put these two together for a Cherokee that gets good mileage and has a lot of range.
JeepinPete
06-09-2011, 02:38 PM
Can I? Yes. Do I? No. But I do know what bushing to use, and I'd be more than willing to do so, but I don't happen to have a 4BT handy :D
thinder
07-04-2011, 11:29 AM
I have the Cad Drawings of the ones i built for my 4bt and had CNC plasma cut. they use the 1st gen Dodge ram cummins pad mounts on the factory frame horns. Maybe we can work something out.
Kansas_Nova
10-12-2011, 03:33 PM
How close would these mounts put the motor in relation to the firewall? i would be worried about valve cover to heater clearance as well.
cmelo
10-12-2011, 06:00 PM
Have any pictures of the AMC replacement mounts installed?
fsj1979
12-16-2011, 05:21 PM
Those look great! Too bad I didn't know about these before I did my swap. I think I like them a little better than the ones from BJ's as far as ease to install. I am very happy with theirs though. They work very well.
JeepinPete
01-02-2012, 09:30 PM
Thanks to Andy (andyjk1), here are a couple pics of the mounts doing their thing...
http://i273.photobucket.com/albums/jj223/jeepinpete/IMG_0749.jpg
http://i273.photobucket.com/albums/jj223/jeepinpete/IMG_0747.jpg
JeepinPete
01-02-2012, 09:33 PM
Sorry for the long delay Kansas_Nova, been a busy fall for me. There is room between the heater and the valve cover. Very similar to the stock 360. The sending unit for the water temp gauge goes in the right side head, and the port is at the back of the head. It is a bit of a contortionist's act, but you can get your hand in there to change the sender.
j20owner
02-02-2012, 08:53 PM
I sent you a PM, Pete.
serehill
02-02-2012, 09:17 PM
what about 5.7 hemi mounts is that possible?
JeepinPete
02-03-2012, 12:56 PM
Anything is possible, but I don't have a Hemi ;)
j20owner
02-03-2012, 04:33 PM
Check your PMs, Pete?
Tried to reply to your PM, but it says your mailbox is full.
Diesel YJ
02-11-2012, 02:48 AM
Do you have a set for the 6BT? I may build my other rig with a 6.2 or 6.9 IH. When I did the 6.2 swap in my YJ I used regular SBC mounts. I am not familiar with all the GM specs but are these other GEN I, II, III different from a older small block?
j20owner
02-11-2012, 10:22 AM
I don't know the specs on them either, but the old small blocks and the LS series don't have similar engine mounts. I know you can buy plates to bolt to LS motors to use old style mounts, not sure about the other way around.
JeepinPete
02-11-2012, 07:31 PM
No, I do not have a set for a 6BT, but that is something I should look into. Seems to be a lot of interest in that motor.
Yes, the Gen III and Gen IV are a different pattern, and in a different location that the Gen I and Gen II SBC. Just so happens the newer location is real close to where AMC had it on the V8s, which makes my conversion mounts possible.
What about mounts for an earlier Chevy small block (or even big block)?
JeepinPete
02-12-2012, 04:13 PM
I've looked into it, but it doesn't really work with the factory frame horns. A set of bolt in mounts could be designed, but they would cost more than the AA or Novak mounts, and you would lose the ability to place the engine where you want.
The PIG Smith
02-12-2012, 06:07 PM
Pete,
Just a curiosity here...
If you had a rolling chassis and a 6BT to work from, what else would you need to build some 6BT mounts?
Would need a J Truck Cab?
Front Radiator Core Support?
Steering Column?
... inquiring minds want to know! hehehe
JeepinPete
02-12-2012, 08:56 PM
I think you named it.
ClassicFSJ
02-22-2012, 09:57 PM
Two questions for you...
1. I know Novak recommends you weld around their mounts, do you feel it would be necessary with yours?
2. Also you said they use a 2" FSJ rubber bushing...is said bushing included?
Thanks,
Collin
JeepinPete
02-22-2012, 10:02 PM
1. No
2. Yes
JeepinPete
02-24-2012, 08:10 AM
To the several members who have inquired about mounts. I am a bit behind, but things are starting to roll along now. Bushings are ordered, as are the plates. Looks like next weekend will be a motor mount weekend :thumbsup:
Carnuck
03-01-2012, 10:53 AM
I'll be in touch about the Isuzu diesel mounts if I get the motor I'm after (it'll be going into a '68 IH Travelall) I'm hoping I can use their version of the AW4 (beefier) from the '99 up Isuzus with 4H diesel motor
JeepinPete
03-01-2012, 11:22 AM
I received some parts yesterday:
http://i273.photobucket.com/albums/jj223/jeepinpete/IMG_20120229_223648.jpg
http://i273.photobucket.com/albums/jj223/jeepinpete/IMG_20120229_223446.jpg
JeepinPete
03-11-2012, 06:01 PM
Welded up the engine plates today. Found out I ordered the wrong bushings. Those in the picture are for a XJ Cherokee, not a FSJ. I was thinking of building a 4 link suspension, now I guess I have the bushings :rolleyes: The proper parts have been ordered tonight, so hopefully next weekend I will have 4 sets complete.
Carl78Cher
03-12-2012, 03:02 AM
Pete,
On my AMC360 set you don't need to press the bushings in. I might have to use poly bushings depending on how I wind up mounting my trans and tcase.
grimgaunt
04-26-2012, 02:36 PM
just curious - the 3 bolt mount 'looks' the same as the 1995 LT1 sitting on my garage floor. Can you verify that these will work to swap a LT1 (Gen-II) into a FSJ ?
thanks
JeepinPete
04-26-2012, 02:56 PM
No, they will not work on a LT1.
To all that have been patiently waiting, I do apologize. Work went nuts on me unexpectantly, and I've been working 7 day weeks until this past week. I should have a break from work for a week or two. Should be able to finish up the 5 sets I have started.
grimgaunt
04-26-2012, 03:08 PM
thx, too bad
lastjeepstanding
04-27-2012, 10:15 PM
The mounts look great. I have a 2000 and 2001 GEN III 6.0's ready for some use. I have been putting off buying the motor mounts from everyone else so far. I really like the way yours work though...very clean and simple. Just a few questions though.
1. When using this mounts can you reuse the truck manifolds from a 6.0?
2. I am of course mating the 6.0 to a GM TH400 but reuse the QT. When using your mount will the engine set back correctly between the frame rails to align accordingly back with the driveline? Or will the driveline's need to be adjusted again? Or do your mounts have a adjustment?
JeepinPete
04-28-2012, 09:59 AM
1. Yes, they fit fine with factory manifolds. The driver's side manifold may or may not work. Some dump right on top of the frame rails.
2. I honestly don't know the answer to your question. I haven't had anyone keep a TH400 and QT with the Gen III engines. The only adjustment is choosing which slot to use in the factory frame horn.
meanphil
05-12-2012, 06:39 AM
Pete, I know I'm a little late but thanks for the update! :thumbsup:
JeepinPete
05-13-2012, 08:16 AM
You those who have been patiently waiting, I have finally complete five sets of mounts. I've drop Pm's to all that have requested a set.
JeepinPete
05-17-2012, 08:02 PM
I have three sets of LS motor mounts, two boxed up and ready to ship, one set I will finish up when I get time. Get 'em while they last!
davidtwelsh
06-04-2012, 02:27 PM
I'm in need...sending a pm now!
JeepinPete
06-06-2012, 11:34 AM
Down to one set...
jsice78
06-07-2012, 12:38 AM
Any 6bt mounts in the works. Im hoping to swap a 6bt someday in place of my leaking and noisy amc 360.
RubiconMike
07-13-2012, 10:00 PM
I have a 6cyl (4.2) Cherokee and am looking to swap in a 5.3. Will your motor mounts work, or do they only work if I originally had AMC V8 mounts?
thanks
/m
JeepN95YJ
08-24-2012, 06:17 AM
Pete,
I am definitely in for a set. Please let me know how to pay and the approximate lead time.
Thank you,
Jerry in Batavia, OH
JeepinPete
09-13-2012, 07:30 AM
I've had a lot of requests lately, so I've ordered up another set of parts to make five sets. Hope to have the first set made up this weekend.
serehill
09-17-2012, 04:54 PM
I'm good for a set
Bjtgtr
09-23-2012, 05:48 PM
My 6.0 swap is ready to install so I would be interested in a set too
JeepinPete
09-24-2012, 11:35 AM
I have three sets paid for, two are going out in the mail this week. I have three sets of GM mounts that are awaiting bushings. The bushings have been ordered and should ship this week.
I have five sets of AMC mount parts shipping today. Those need to be welded up, and bushings pressed in once they arrive.
B. Steward & S. Tell, your mounts are heading out this week. M. Smith, yours will go once the bushings show up.
JeepinPete
09-24-2012, 06:30 PM
Make that two sets of conversion mounts...
JeepinPete
09-24-2012, 07:00 PM
Down to one set of the conversion mounts unspoken for...
Bjtgtr
10-13-2012, 06:36 PM
Got my mounts from the mail lady today. They look good:thumbsup: thanks Pete!
JeepN95YJ
10-17-2012, 07:37 PM
Just got my '81 Waggy about a week ago. Got around to working on it today and realized my frame horns are different than the ones in Pete's original post.
http://forum.tkotrailriders.com/download/file.php?id=2173
I'm bummed that it isn't going to be a simple bolt-in. Not a huge deal, though. I just need to decide if I am going to weld a plate to the JeepinPete mount or if I'll drill the frame horn. Both are easy fixes.
JeepinPete
10-17-2012, 08:51 PM
Can't say I have seen that configuration before. Did your Waggy have a 6 in it?
JeepN95YJ
10-18-2012, 05:11 AM
I don't know, Pete. It came without an engine.
Edit. I just checked the VIN and found that it did in fact, originally have the 6 cylinder. I guess I need to do some searching to find if the frame horns are in the same place or not.
JeepinPete
10-18-2012, 08:30 AM
I am pretty certain the V8 horns are different. Might be simpler to source a set from the board. They bolt on, so it is a simple matter to switch them.
mrtazwrench
01-12-2013, 09:32 PM
I'll be up for some mounts when finances allow, 5.3 conversion mounts, and AMC replacement mounts since I keep destroying them in my plow truck.
serehill
01-13-2013, 09:35 AM
I left PM's & threads no reply
JeepN95YJ
01-13-2013, 12:25 PM
I left PM's & threads no reply
It took a little while for me to get a response as well. Eventually Pete got mounts made and was very quick to respond after he had them in stock. I don't think he checks the site as often when there are no mounts in stock.
mrtazwrench
01-13-2013, 05:22 PM
It took a little while for me to get a response as well. Eventually Pete got mounts made and was very quick to respond after he had them in stock. I don't think he checks the site as often when there are no mounts in stock.
Good thing I'm not in a big hurry.:D
JeepN95YJ
01-13-2013, 05:34 PM
Good thing I'm not in a big hurry.:D
Luckily, I wasn't either!
JeepinPete
01-20-2013, 05:57 PM
OK guys, as you have surmised, I do not get on the forum very often anymore. No FSJ = no IFSJA. Regardless, I have been taking much longer to get mounts done than I like, but there is just not enough hours in the day these days.
Serehill, I had sent a PM some time ago about the AMC mounts. I've had little interest in them, but your inquiries make me take a look at them again, and I revamped the design. The first set is all but done. I am awaiting bushings for them. Here are a couple pictures:
http://i273.photobucket.com/albums/jj223/jeepinpete/20130120_154911.jpg
http://i273.photobucket.com/albums/jj223/jeepinpete/20130120_154927.jpg
http://i273.photobucket.com/albums/jj223/jeepinpete/20130120_154853.jpg
These are make of 1/4" steel. I am supplying 12 points bolts for the block plates due to clearance with one bracket.
Finally, I am going to wind down this endeavor. I have parts on hand to make 5 more sets of conversion mounts, and 5 sets of AMC mounts. If you are interested, let me know. First some first serve. I do these in batches, so once they are spoken for, I will do them all at once. I will not take money up front, but if you put your name on the list, please honor than commitment when the time comes.
serehill
01-20-2013, 06:06 PM
OK guys, as you have surmised, I do not get on the forum very often anymore. No FSJ = no IFSJA. Regardless, I have been taking much longer to get mounts done than I like, but there is just not enough hours in the day these days.
Serehill, I had sent a PM some time ago about the AMC mounts. I've had little interest in them, but your inquiries make me take a look at them again, and I revamped the design. The first set is all but done. I am awaiting bushings for them. Here are a couple pictures:
http://i273.photobucket.com/albums/jj223/jeepinpete/20130120_154911.jpg
http://i273.photobucket.com/albums/jj223/jeepinpete/20130120_154927.jpg
http://i273.photobucket.com/albums/jj223/jeepinpete/20130120_154853.jpg
These are make of 1/4" steel. I am supplying 12 points bolts for the block plates due to clearance with one bracket.
Finally, I am going to wind down this endeavor. I have parts on hand to make 5 more sets of conversion mounts, and 5 sets of AMC mounts. If you are interested, let me know. First some first serve. I do these in batches, so once they are spoken for, I will do them all at once. I will not take money up front, but if you put your name on the list, please honor than commitment when the time comes.
I'm IN
Achilles
01-20-2013, 10:27 PM
I will take a set of GM Gen III.
badaboom
01-20-2013, 11:38 PM
I would be interested in a set of GEN IV.
mrtazwrench
01-21-2013, 04:25 PM
Due to problems that came up with my shop area I have my 5.3 up for sale, so it looks like I don't need conversion mounts now, but still need a set for a 360.
serehill
01-21-2013, 04:35 PM
:thumbsup:
JeepinPete
01-29-2013, 01:42 PM
Here is who I have:
GM mounts:
Chevy2nova
Achilles
badaboom
AMC mounts:
Serehill
mrtazwrench
That leaves three sets of AMC mounts unspoken for, and two sets of GM mounts.
babywag
01-29-2013, 01:46 PM
Sent you an email a few days ago.
I'm interested in a set of the GM swap mounts.
JeepinPete
01-31-2013, 08:22 AM
Sorry about that babywag, you are now on the list :thumbsup:
GM mounts:
Chevy2nova
Achilles
badaboom
babywag
AMC mounts:
Serehill
mrtazwrench
serehill
01-31-2013, 08:51 AM
PM's sent tell me how to pay.
Achilles
01-31-2013, 09:36 AM
I need to know how you want to be paid also.
JeepinPete
01-31-2013, 10:07 AM
I do not want to collect any money until the mounts are ready. Spare time is so sporadic, I simply don't want to hold anyone's dough. When they are ready, I will let everyone know.
Achilles
01-31-2013, 01:38 PM
Thanks pete
j10jim
01-31-2013, 05:12 PM
I would be done for a set for the AMC 360. Don't need them yet, but when I get everything else done I can drop them in. Just let me know when your ready for the $$$.
Thanks, Jim
serehill
01-31-2013, 05:25 PM
I'm good & can do it either way you want I do not have an immediate need buit will pay imediately if needed I'll be waiting sir.
:fsj: :drivin: :p
JeepinPete
02-21-2013, 06:17 PM
Here is an updated list:
GM mounts:
Chevy2nova
Achilles
badaboom
babywag
streetglide
weezy
AMC mounts:
Serehill
mrtazwrench
j10jim
I plan on taking the last week of March off. Should be able to get the mounts done then.
Achilles
02-21-2013, 07:19 PM
let me know when you need money and I will get it to you asap.
lobie
02-26-2013, 01:46 PM
Here is an updated list:
GM mounts:
Chevy2nova
Achilles
badaboom
babywag
streetglide
weezy
AMC mounts:
Serehill
mrtazwrench
j10jim
I plan on taking the last week of March off. Should be able to get the mounts done then.
Put me down for some GenIII mounts. Thanks.
Also sent you a PM
Blinkinlights
03-30-2013, 04:33 PM
Put me down on your list for Gen III motor mounts as well. Give me the word and the money is on the way.
Greg
ProTouring442
03-30-2013, 05:40 PM
I'll take a set of GM GenIII mounts!
PM sent.
Bill
lobie
03-31-2013, 06:45 PM
I'll take a set of GM GenIII mounts!
PM sent.
Bill
I've pm'd him a couple times. Either the pm's aren't working or he's not answering pm's.
ProTouring442
04-01-2013, 03:36 AM
I've pm'd him a couple times. Either the pm's aren't working or he's not answering pm's.
Bummer.... I really like these mounts too.
JeepinPete
04-01-2013, 12:35 PM
You guys are a persistent bunch ;) I had some issues finding the bushings I've been using. Seems that production of them has ceased. Took some time to find a replacement. Since I now have more orders than parts in hand, I am going to order up another batch of plates for the GM mounts this week. They usually take a week to receive. Looks like the end of the month if all goes well. Here is an updated list:
GM mounts:
Chevy2nova
Achilles
badaboom
babywag
streetglide
weezy
Blinkinlights
ProTouring442
lobie
AMC mounts:
Serehill
mrtazwrench
j10jim
lobie
04-01-2013, 12:39 PM
You guys are a persistent bunch ;) I had some issues finding the bushings I've been using. Seems that production of them has ceased. Took some time to find a replacement. Since I now have more orders than parts in hand, I am going to order up another batch of plates for the GM mounts this week. They usually take a week to receive. Looks like the end of the month if all goes well. Here is an updated list:
GM mounts:
Chevy2nova
Achilles
badaboom
babywag
streetglide
weezy
Blinkinlights
ProTouring442
lobie
AMC mounts:
Serehill
mrtazwrench
j10jim
Thanks Pete. No hurry for me. :thumbsup:
Blinkinlights
04-08-2013, 07:47 AM
Woo-hoo! I was beginning to think you had ceased production. End of the month is fine.
Greg
Achilles
04-08-2013, 07:52 AM
End of the month is fine for me also.
JeepinPete
04-08-2013, 08:16 AM
Parts are trickling in. I've received 22 bushings, and the plasma cut parts are due in this week. The tubing should be here this week too.
serehill
04-08-2013, 02:31 PM
YAY
Blinkinlights
04-08-2013, 09:53 PM
JeepinPete:
Add another couple for me making it 3 mounts total for the GM 5.3l
Thanks
Greg
JeepinPete
04-08-2013, 09:55 PM
Will do.
JeepinPete
04-09-2013, 08:16 AM
Plasma cut parts have shipped today. The tube was received yesterday, and cut to pieces last night :D
Achilles
04-16-2013, 06:21 PM
Payment Sent Pete!!!!
serehill
04-16-2013, 08:50 PM
Payment sent
badaboom
04-17-2013, 01:57 PM
Payment sent - Look forward to receiving.
JeepinPete
04-17-2013, 07:36 PM
Thanks for the payments guys. Looking forward to getting the boxes of parts out of the barn :thumbsup:
JeepinPete
04-21-2013, 06:39 PM
OK gents, I've got a few sets of mounts complete. Forgot to pick up USPS boxes, so I will have to do so tomorrow at lunch. I have seven sets of GM mounts and one set of AMC mounts:
http://i273.photobucket.com/albums/jj223/jeepinpete/20130421_201735_zpsd360058c.jpg (http://s273.photobucket.com/user/jeepinpete/media/20130421_201735_zpsd360058c.jpg.html)
http://i273.photobucket.com/albums/jj223/jeepinpete/20130421_201712_zps75f4bb78.jpg (http://s273.photobucket.com/user/jeepinpete/media/20130421_201712_zps75f4bb78.jpg.html)
I would have completed everyone's sets, but I ran into a mistake by my plasma guy. The hole should be where the two lines cross:
http://i273.photobucket.com/albums/jj223/jeepinpete/20130421_173550_zpsbc3b9155.jpg (http://s273.photobucket.com/user/jeepinpete/media/20130421_173550_zpsbc3b9155.jpg.html)
He is going to make up new parts tomorrow and get them out ASAP. I should have them by the weekend.
JeepinPete
04-21-2013, 06:42 PM
One other thing. Here is a list of who I believe has paid. The Paypal info rarely matches up with screen names, so if I missed you here, please let me know.
GM mounts:
Chevy2nova
Achilles
badaboom
babywag
Blinkinlights
ProTouring442
AMC mounts:
Serehill
Achilles
04-23-2013, 10:49 PM
Just recieved tracking info thanks JeepinPete.
Achilles
04-25-2013, 08:22 PM
Received my mounts, the box to one heck of a beating but the mounts made it in perfect shape. Now to start looking for a 5.3, 4L60E and A Np 241C.Thanks Pete :thumbsup:
ProTouring442
04-26-2013, 05:47 AM
Got mine yesterday... beautiful! Thank you sir!
Chevy2nova
04-26-2013, 09:21 AM
Received mine yesterday!!! Thank you.:)
badaboom
04-27-2013, 06:23 PM
Received mine today. Thank you.
I'm ready for the next evolution... .. . :thumbsup:
JeepinPete
05-08-2013, 02:20 PM
For anyone else looking for mounts, I have roughly ten sets complete other than ordering bushings. If you are in need of a set, these ten sets should be roughly two weeks lead.
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