Includes all new oem ford thermostat seal, alternator bracket, steel heater hose beneath intake, water pump oring, and water pump nipple. I wanted to put it on here now to see what interest it would receive. The bullitt would in fact remain his daily driver for four more years, logging some. For example, 0304 mach 1s have a different from timing cover from a 99 cobra. No they are not 2v port configuration but are sized more like the 2v. Mustang submitted 5 years ago by memetacular 1998 gt hey guys, i recently purchased a teksid block with complete 01 cobra c heads including head covers and a timing cover. Most heads had 2 valves per cyclinder regardless of whether they were 2v or 4v you can mix and match the 2v heads to an aftermarket 4v intake if it is cast for that purpose. I want to keep my supercharger of my motor and bolt it on top of a gt500 intake, ported heads with custom cams, and block. Im happy to see you take the time to tell about a 4v swap. I apologize for the uhs and zero issues, also for the poor video and editing it was all done on my phone. Head gasket swaps are not exactly the easiest job to do on a modular engine, step. The 4v intake is slightly larger than the 2v, and you will probably need a higher cfm carb to feed those 4v. I have a feeling that swapping in a 4v from a mach 1 or termi is probably over. Mar 29, 2009 sorry to bump an old thread however i am in the process of doing the 4v swap in an 01 saleen.
Patriot performance heads for your 19962004 mustang gt. From what ive read, it seems like the edelbrock performer is prone to vacumn. This kit includes all the additional parts for a pi intake manifold swap on a 1996 1998 mustang gt. Ford thunderbird questions 2v to 4v head swap cargurus. Promaxx patriot performance stage 2 and stage 3 windsor or romeo heads come fully assembled and can handle blown or nitrous applications. Your best bet is to read mustang forums and go from there. It had a pi swap when i got it and spun a rod bearing. Mar 29, 2009 the fixed guides and swinging guides are different although the chains and lower gears are the same, along with the upper primary timing gears. Rebuilding 351c 4v heads advise needed ford muscle cars. The fixed guides and swinging guides are different although the chains and lower gears are the same, along with the upper primary timing gears. Llc associates program, an affiliate advertising program designed to. The 2v are a waste of time an money they only flow around 160cfm at. I own a 2001 mustang gt and ever since learning about the amazing 4 valve. After i have exhausted my bolt on modification options, im moving to the heads.
This is a first revision of my write up, there are lots of information please share, dont hesitate to ask questions. They changed the tensioner setup and some of the ac lines. As a group here at 50resto, this is our 4th effort at a 4. These functions are oil pressure and sensor gated functions with complex software control and. Yes, the heads are interchangable with the stock 351c engine blocks. The 4 valve heads have a different intake so that means the sensors are in. Fox body fairmont 3v motor swap engine installation. Jul 12, 2017 i apologize for the uhs and zero issues, also for the poor video and editing it was all done on my phone. I am pretty sure there are 4bbl intakes available for 2 bbl heads. Im looking for a bit more torquelowrange performance. The fourvalve swap power struggle upgrade muscle mustangs. Theres a 6040 cooling circulation split favoring the driverside cylinder bank.
Now, it will not be ready to sell until about a week from now. Read all about a ford 2v engine to 4v engine swap we performed with mv performance 5. The bore spacing is the same,so heads will interchange, now there is a problem when going from 351 4v heads to 2v head you will need a new intake. The first and only production ford head with two square primary, round. The guides are different, but my buddy and i just did a 4v swap on his 2v and we wanted to use his forged bottom end for the 4v swap, so we dug into the swap way more on his than on mine. I will save the mach 1 ecu for the next project, i am already thinking modular 4v swap into a vintage fastback mustang or a falcon. I am in the process of purchasing a 03 navigator 4v engine or just possibly. Forums mustang forums sn95 and new edge mustangs 4.
I wanted to do a 4v but would have a problem bolting my 4. Discussion in sn95 and new edge mustangs started by v8 ford ranger, apr 6, 2020 at 12. The bird is just my daily driver, so it doesnt have to be a total. These trick flow twisted wedge and ford racing pi heads are the perfect upgrade to any 4. Sn95forums the only sn95 19942004 dedicated ford mustang community. I have 2v heads, would it be worth it to change to 4v heads if i could get them cheap. Valve covers with the oil fill on the driver side will work with the bullitt or. I know im going to need a new intake manifold, but anything else.
Well on the old 315 2v or 351 4v engines the 2v and 4v denotes the size of the head ports. I just searched and found nothing has anyone done a 4v swap into a 9703. Modularheadshop is a high quality performance shop that specializes in modular components for the ford 4. A forum community dedicated to ford mustang owners and enthusiasts. When performance counts, the promaxx patriot performance cncported cylinder heads for the 19962004 mustang gt delivers.
I would like to switch over to a 4v intake and carb, leaving camheadsexhaust manifold stock. The real downside to navigator heads, when used on a 4. Would it be possible to bolt up the 3v intake manifold with the 4v heads. In 1999, the pi heads were introduced and horsepower rose to 260 horsepower. Forums engine specific tech 9604 2v specific 2v to 4v swap.
The spark plug threads came off the head with the plug, and i decided that i might as well go 4v if i have to buy a new head anyways. My point is that there is confusion about 351w heads due to the fact that 351c heads differ between 2v carb and 4v carb versions. I have a 73 351c 2v with the motorcraft 2100 carb and c6 auto. Ok, as the title says, i have everything you need to swap a 4. What i want to do is get great power out of them without breaking the bank. Along those lines, what is the best easily attainable 4v intake. Mustang submitted 5 years ago by memetacular 1998 gt hey guys, i recently purchased a teksid block with complete 01 cobra c. The 19992004 2v heads are the power improved pi heads. In this mustang engine swap we replace the factory 4. Oct, 2011 i have a pair of 351 cleveland 4v heads which i am building to replace my current 2v heads. Therefore, it must be noted that a rise in compression to about 10. Engine build questions 2v to 4v mustang forums at stangnet. Im just wondering if it would work and what will be needed to do it. When we decided to sell aftermarket performance cylinder heads the decision was easy.
A blue mark on the drivers side head indicates an updated casting, and there are no. Dec 16, 2007 i was wondering what is the difference between the 4v heads and the 2v heads on the 1968 302w. Is there a spacer or something else that helps with this problem. These are the extra parts needed to swap a pi intake onto a npi head engine. Modular head shop excessive motorsports short block packages. My original goal was 700 hp through an auto which i think can definitely be achieved with the 2v. When the airflow differs between the intake and exhaust, like in a 4v cleveland a dualpattern cam needs to be used to balance flow through the engine. Was hoping some of you guys may have some suggestions on what to do with them. Hey guys my friend has 96 cobra heads with all the accessories, and i was wondering would it work on my 02 gt. Also, i will not be able to get pictures up here until then either.
Plus the 4v is drive by cable not wire so you will need a whole new pedal setup to run the old style cable system or somehow make drive by wire work on it. Not sure what your going to gain, the 4v breathes a tad better on the exhaust side but thats it. Ive heard that the volume of the combustion chamber is different, is that right, and is that the only difference. I am having a slight issue with the powersteering pump bolting to the head.