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View Full Version : Differences between Mustang II 302s and early Fox 302s


Clarko
03-04-2005, 03:32 PM
Well, I have an oppertunity to get a II V8 to just get my fox rolling again, worth the effort?

frdfandc
03-04-2005, 04:26 PM
No its not really worth it. I'm sure if you looked around, you could find a wrecked fox body with a good motor in it. Maybe even a 87-93.

85 Notchback
03-04-2005, 04:29 PM
Well, I have an oppertunity to get a II V8 to just get my fox rolling again, worth the effort?

For how much cash? I say, if you want that thing rolling and are strapped for time and/or cash, you gotta do what you gotta do, to get that thing going...

Clarko
03-04-2005, 04:30 PM
Free

85 Notchback
03-04-2005, 04:33 PM
Take it, put it in, who cares about the power differances, whatever gets it on the road for now. You can always find one to replace it at a later date.

Evil86lx
03-04-2005, 05:41 PM
I'm pretty sure it will be the same as a 79 5.0.

kyle

Marz
03-04-2005, 06:51 PM
There shouldn't be too much of a difference with power between the two... besides... it's just temporary right?

So that means you can save and look around for a 87-93 Roller HO and swap that in at some point.

Good luck

frankiesaysrelax
03-04-2005, 06:55 PM
I think Kyle is right, the '79 302 was a carryover from the Pintostang. What's wrong with the I6? Why not just leave it be until you can get a better engine?

81 pony
03-04-2005, 10:14 PM
geez clarko if ya gonna quote me. dont take me out of context

Boss 429
03-04-2005, 11:36 PM
Well, I have an oppertunity to get a II V8 to just get my fox rolling again, worth the effort? That will be a swap that would work for you! Remember both engines were about the same power, 1975-1978 about 135 HP. With the 1979 about 140HP. the eariler 302's (1977 and earlier had what Ford called: "Rail Rocker arms" it's not a big deal) Please also remember you have to change the oil pan,and oil pickup, also you must use a 28oz dampner,and flywheel, (The Mustang II had a special small flywheel,so beware) By the chance you have a straight 6 cly. now in your car, you would have to change your "K" member to make the V8 fit. Gregg M.

wmprof
03-04-2005, 11:46 PM
The L6 k-member can be used, just needs slight modification to clear oil filter and motor mounts from 73-79 F150. Did the same in the FairZephyr this year. It's a budget driver and I didn't want to wrench any more than I had too.

85 Notchback
03-04-2005, 11:58 PM
Remember to get 5.0 Convertible mounts to save yourself a boat load of inconveniance... And a double sump oil pan and pick up tube.

v8only
03-05-2005, 12:46 AM
Technically by federal govt standards, this is an illegal swap. the motor must not be older than the body.

Ok, big deal right. I agree.

how much is your time worth to you??? the 70/s early 80's engines are wortheless pieces of sh*t, really. It's gonna cost you a whole lot of time and effort to drop in this anemic engine. If you search for just a couple of weeks, you shouldn't have a problem finding a used 85+ roller 5.0 engine for $300-$600 or so.

Just my opinion, but $400 or so will get you an engine you can build on, free will get you a lot of headaches and a future replacement.

85 Notchback
03-05-2005, 01:17 AM
Technically by federal govt standards, this is an illegal swap. the motor must not be older than the body.

Ok, big deal right. I agree.

how much is your time worth to you??? the 70/s early 80's engines are wortheless pieces of sh*t, really. It's gonna cost you a whole lot of time and effort to drop in this anemic engine. If you search for just a couple of weeks, you shouldn't have a problem finding a used 85+ roller 5.0 engine for $300-$600 or so.

Just my opinion, but $400 or so will get you an engine you can build on, free will get you a lot of headaches and a future replacement.
Jermey, where I can see where you're coming from, I was in the same situation, when you have no cash and need an engine, anything will work. And when its free, take it, atleast he will have something to drive while he searches.

v8only
03-05-2005, 01:37 AM
Believe me, I'm a man of no cash. Where there is a will, there is a way. If he has access to a complete mustang 2, no doubt he can sell off those parts to recoupe cash, as I'm sure there is some sort of hardcore following for those cars (all wondering when their cars will become classics no doubt)

There are a lot of people also looking for specific period correct engines. He shouldn't have a problem selling this engine for a couple hundred or more.

I wheel and deal my way to getting what I want. I understand a free motor can get his car going, but why do the work twice when a little creativity can get you enough cash for the right motor?

Just my opinion of course.

fyi,
http://www.foureyedpride.com/phpBB2/viewtopic.php?t=15893

deals like this all over the place.

85 Notchback
03-05-2005, 01:40 AM
There is no 4 eye interest here where I live, yet a crappy condition GT goes for $3000+ :roll:

Clarko
03-05-2005, 05:23 PM
I think Kyle is right, the '79 302 was a carryover from the Pintostang. What's wrong with the I6? Why not just leave it be until you can get a better engine?
The 6 is dead... 300K miles killed it.
Well, I have an oppertunity to get a II V8 to just get my fox rolling again, worth the effort? That will be a swap that would work for you! Remember both engines were about the same power, 1975-1978 about 135 HP. With the 1979 about 140HP. the eariler 302's (1977 and earlier had what Ford called: "Rail Rocker arms" it's not a big deal) Please also remember you have to change the oil pan,and oil pickup, also you must use a 28oz dampner,and flywheel, (The Mustang II had a special small flywheel,so beware)Thanks for the info.
Believe me, I'm a man of no cash. Where there is a will, there is a way. If he has access to a complete mustang 2, no doubt he can sell off those parts to recoupe cash, as I'm sure there is some sort of hardcore following for those cars (all wondering when their cars will become classics no doubt)

There are a lot of people also looking for specific period correct engines. He shouldn't have a problem selling this engine for a couple hundred or more.

I wheel and deal my way to getting what I want. I understand a free motor can get his car going, but why do the work twice when a little creativity can get you enough cash for the right motor?

Just my opinion of course.

fyi,
http://www.foureyedpride.com/phpBB2/viewtopic.php?t=15893

deals like this all over the place.
Know anyone that wants a complete II?
Jermey, where I can see where you're coming from, I was in the same situation, when you have no cash and need an engine, anything will work. And when its free, take it, atleast he will have something to drive while he searches.
Yep, this was going to be temporary.

Clarko
03-05-2005, 05:27 PM
The L6 k-member can be used, just needs slight modification to clear oil filter and motor mounts from 73-79 F150. Did the same in the FairZephyr this year. It's a budget driver and I didn't want to wrench any more than I had too.Seriously? Cool.

frankiesaysrelax
03-05-2005, 05:32 PM
Well, if the I6 is dead then go ahead and bolt in the V8.

FYI there are a lot of valuable parts on the Mustang IIs. The front suspension is used in a lot of street rod projects, and sometimes the axle too, even though it isn't all that great. Check eBay and see what parts are worth money. FYI the junkyard guy I'm friendly with pretty much has a buyer lined up for a Mustang II front suspension any time he actually gets one in. Last one he got was parted out and gone in like a week.

Clarko
03-05-2005, 05:59 PM
Yeah, I know about the II front suspension and the 8" rear. I parted one out about a year ago. I just dont really have the room...

8082stang
03-06-2005, 11:56 PM
Some early 302s dont have a hole in the block for dipstick with a rear sump pan. Might want to check this out before taking two cars apart.

83_FoxStang
03-07-2005, 04:26 AM
i think he'd have a problem selling that engine for more than $20. Basically, there werent any real performance advantages to 302 until the rollers came along. but ****, i got a 75 Granada block in mine. there are plenty of parts out there to justify building a non-roller 302. i was in the same boat when i decided to build mine, and i plan on leaving it in there for quite a while. so yeah man, get it, build it and enjoy it. if the 6 cyl runs id wait and build my motor a little bit at a time so its done right. but for a quick fix, the motor comes out just like it went in

83_FoxStang
03-07-2005, 04:28 AM
Some early 302s dont have a hole in the block for dipstick with a rear sump pan. Might want to check this out before taking two cars apart.

oh yeah, had same exact problem, bought a generic one from local parts store and used the older timing cover

351lx
03-07-2005, 01:57 PM
I picked up a Mustang II 302 and I put the oil pan,pick-up, mounts and exhaust manifolds on Ebay and sold them for a little over $100.Some of the early fox cars with a 302 had the dipstick in the side of the pan so look for one of those pans.I would be more concerned of the condition of the motor than the fact it came from a Mustang II as it might be frustrating to do all the work only to find out it is worn out.

85 Notchback
03-07-2005, 02:31 PM
I picked up a Mustang II 302 and I put the oil pan,pick-up, mounts and exhaust manifolds on Ebay and sold them for a little over $100.Some of the early fox cars with a 302 had the dipstick in the side of the pan so look for one of those pans.I would be more concerned of the condition of the motor than the fact it came from a Mustang II as it might be frustrating to do all the work only to find out it is worn out.

I just sold my oil pan and pick up from my granada engine yesterday for $60 :D. When I swapped pans though, I couldn't find a used pickup, ford ended up charging me $100 for a new one :roll:

SleeperGT
03-07-2005, 02:35 PM
I thought MII's had different oil pans than the foxes anyway..

Evil86lx
03-07-2005, 03:20 PM
It's a 302.... It can be made to run even with a hydraulic cam. The block is essentially the same. Except for the roller's.

kyle

Marz
03-07-2005, 04:01 PM
It's a 302.... It can be made to run even with a hydraulic cam. The block is essentially the same. Except for the roller's.

kyle

Indeed...

Proof... the guy in my neighborhood with a 65 Shelby GT350 with a late 60's 302 in it. He got that thing putting out around 400-450 RWHP. He built the car over 30 years ago.

Evil86lx
03-07-2005, 04:36 PM
It's a 302.... It can be made to run even with a hydraulic cam. The block is essentially the same. Except for the roller's.

kyle

Indeed...

Proof... the guy in my neighborhood with a 65 Shelby GT350 with a late 60's 302 in it. He got that thing putting out around 400-450 RWHP. He built the car over 30 years ago.

now that sounds like a interesting story and a interesting car.

kyle

wmprof
03-07-2005, 11:28 PM
BTW, here is a link to explain V8 on L6 member swap. Just be careful when using a sawzall around the PS lines and hoses! doh!

http://www.geocities.com/stymeesmont/index.html

Clarko
03-07-2005, 11:39 PM
BTW, here is a link to explain V8 on L6 member swap. Just be careful when using a sawzall around the PS lines and hoses! doh!

http://www.geocities.com/stymeesmont/index.html
Personal experience talking there?

Dean_T
03-08-2005, 02:10 AM
True, the Mustang II's oil pans are different than the Fox body's. The MII uses the old front sump pan which is why they have a humongus nose over hang.

The '78 Fairmont/Zephyr 302 had the oil dipstick mounted on the side of the oil pan ala 351W style. The '79 FZ and up to '82 Mustangs I think also followed suit - or were the '82s the first year of the block mounted dipstick?

I think '78 was the first year of the pedestal mount rockers but sure it was the last year the clutch pivot hole was casted in the engine block- not that any Fox person gives a hoot!

Dean T