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Has anyone out there done the Mustang 2 Front End conversion on a1948-52 Ford F1 Pick up and still retained the Flathead V8 ? The kit I'm looking at is the kit from Speedway Motors. Problem number 1. They offer a deluxe and economy crossmember, but BOTH Instruction sheets say you might have to alter/ change motor mounts, oil pan and maybe the floor ???????? WTH .... That is hardly close to a direct fit. Any help really, really appreciated. P.S. I talked to a tech there, he could offer no help, could only read the same notes I was reading.
Last edited by Larryjr03; Mar 20, 2025 at 04:21 PM.
Reason: Forgot some info
It may be beneficial to verify and share which oil pan is on your flathead V8. There were a few different styles between all the variations for the Ford & Mercury Cars and Trucks that have different clearance requirements.
With respect to the oil pan comment, a lot of conversions utilize a Ford 302. A lot of the 302’s came with a front sump which will not clear the new setup. You’d have to covert to a rear sump (pan, oil pick up, etc.). I imagine that holds true for any engine with a front sump in the oil pan.
It may be beneficial to verify and share which oil pan is on your flathead V8. There were a few different styles between all the variations for the Ford & Mercury Cars and Trucks that have different clearance requirements.
Ya'all are not reading my entire story I 'm not asking about a Ford 302. I'm asking about a certain front end compatable WITH the original Flathead v8. Thank you.
It may be beneficial to verify and share which oil pan is on your flathead V8. There were a few different styles between all the variations for the Ford & Mercury Cars and Trucks that have different clearance requirements.
Please read my entire post. My oil pan has nothing to do with what I'm asking about. It's a rear sump. Thank you.
Ya'all are not reading my entire story I 'm not asking about a Ford 302. I'm asking about a certain front end compatable WITH the original Flathead v8. Thank you.
re-read my post - I was asking about what specific oil pan was on your Flathead V8... Now, yes, Dturk discussed the 302...
Your original post does mention oil pan which most likely would be the culprit necessitating some or all of the other suggested possible mods . This is a very friendly , knowledgeable and helpful site but if you snap at people trying to help you may find help hard to find .
Rear sump, doesn't have ANYTHING to do with possibly having to modify my Motor Mounts or truck floor. Thank you.
Modifications to clear the oil pan can absolutely involve the motor mounts and truck floor, especially if it is accomplished by raising the motor in elevation. If you are not willing to help us help you by simply answering what oil pan you have, whether it be a passenger style, a higher capacity truck style, a Mercury flavor style, or any of the many other possibilities (and you can't make an assumption just because the motor is currently installed in a truck), it would be foolish to expect us to be inclined to further provide insights.
Several years ago there was one guy that did put in a MII front suspension and kept the flathead. I seem to recall he went to a lot of extra work to make it happen, but it is doable. It's going to be all about measuring and planning very carefully, knowing exactly needs to be cut and modified, before execution. I would caution about getting a front end kit from speedway and stick to one of the better name brands, (Heidt's, TCI, etc) for a better chance at success. Too many of the cut rate kits from Hoffman Group, sold under many different names and discount distributors, tend to be problematic. Do your research to your own satisfaction.
Has anyone out there done the Mustang 2 Front End conversion on a1948-52 Ford F1 Pick up and still retained the Flathead V8 ? The kit I'm looking at is the kit from Speedway Motors. Problem number 1. They offer a deluxe and economy crossmember, but BOTH Instruction sheets say you might have to alter/ change motor mounts, oil pan and maybe the floor ???????? WTH .... That is hardly close to a direct fit. Any help really, really appreciated. P.S. I talked to a tech there, he could offer no help, could only read the same notes I was reading.
I'm assuming your whole drive train is planned to remain stock and with your bell housing needing to stay where it is. I'm not really familiar with the flat heads but wouldn't the motor mounts remain in the same place mounted to the frame?
Maybe post a picture of the oil pan on your engine to satisfy everyone here. What I would also suggest is giving Heidt's a call 1-800-841-8188 Extension 3 and tell them what you are up against and I'm sure they'd be very helpful. I do believe most of these cross members are relatively the same. Heidt's and TCI would be the best choices. Another thing to think of is your rear suspension because these front end kits lower the truck by 5 inches..Hope this is of some help..
I'm assuming your whole drive train is planned to remain stock and with your bell housing needing to stay where it is. I'm not really familiar with the flat heads but wouldn't the motor mounts remain in the same place mounted to the frame?
Maybe post a picture of the oil pan on your engine to satisfy everyone here. What I would also suggest is giving Heidt's a call 1-800-841-8188 Extension 3 and tell them what you are up against and I'm sure they'd be very helpful. I do believe most of these cross members are relatively the same. Heidt's and TCI would be the best choices. Another thing to think of is your rear suspension because these front end kits lower the truck by 5 inches..Hope this is of some help..
Thank you for a thoughtful reply. You actually read my post. Yes, you would think the Motor Mounts would remain in the same location, but other folks on here aren't sure, or they have NO experience with the Speedway kit. After looking at some pictures of the kit, it looks like yes, the motor will stay in the same position, but the mounts themselves will have to be cut apart and modified only to make room for the crossmember. The placement of the motor will remain the same. My firewall already has some mods to it in the Bellhousing area to fit the AOD transmission. As I said earlier, motor has a rear sump, and should not be anywhere near the IFS Cross member. Heidts is too expensive vs. Speedway. Rear is an 8.8 Ford, with new springs that are supposed to lower the truck 3". That should give a nice rake. Thanks again. Front end ordered, cut off wheels and welder standing by. 😊
Interesting to me, been following this. I always wondered about the motor mounts too. Those crossmembers dont have motor mount provisions...therefore "not completely a direct fit". You will need to mock up the motor in its original position and fab your own mounts. In case some of you are not familiar with the flathead, the motor mounts are part of the water pump in front of the engine. The stock motor mount location (longitudinally with the vehicle) would be close to the proximity of the rack and pinion. Vertically, I assume there would be enough room for the thickness of the motor mount biscuit and a fabricated lower mount and not interfere with the R&P nor crossmember. I would love to see pics how others have accomplished this with the flathead as Larryjr3 would too.
Maybe someone with AOD can tell us if there was floor or toe board cut outs. The rear sump should not be an issue. The f-100 show (grand nationals) is coming up in May...this would be a good time to see what others have done with their flathead powerplant !
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