351w speed density upgrades.
That may even be a better option.
351w speed density upgrades 7 rollers. Engine Tech. 5:1, '69 351W and ran a best of 12. Would be a good time to upgrade the converter $250 depending on what you have. 8 351w Engine (Telorvek) Brand: Ron Francis; Product Code: ML-93; Availability: 1; $1,119. The reason i say its my main concern is because i have a few options and for alittle extra money i can get a fairly built 351w instead of just Speed density systems can handle much higher rev counts than ordinary MAF sensors, which tend to go on holiday when you get up to the realms of 8000-9000rpm – although other variables apply here. . E-cam. On a bronco site it sad the cam needs to be like this not to screw with the speed density For a good fuel injection truck cam: My 96 F350 (351w, speed density, OBD1) has only one O2 sensor. I was looking to not upgrade the motor besides just putting the cam in . picking a cam & other upgrades, '94 351W Lightning eng. Here are some Speed Density cams, posted by Speed-Talk. Ok so I'm looking to just gain some extra horspower and torque with my 351w in my Bronco. 8/351W) 3. 75 rear gears, but would like to eventually run 3. Is that 35-349-8 comp cam pretty good and compatible with my truck/upgrades? You have to remember you can't spec a 351w comparable to a 5. in '69 EB w/ Mustang A9P MAF. Adding about 25 degrees more at . 8/351W) - Speed Density or Mass Air Flow? - Hey guys, I'm confused as to what the difference between SD and MAF are. If you have plans for major upgrades where these heads will not flow enough then wait and save your money. its choice A. Ron Francis ML-93. I've been assuming my 1994 f250 351w speed density is a roller ready block but is still a hydraulic flat tappet cam. 8 lb/hr 1978 - 1996 Big Bronco - speed density problem? - I have a '90 bronco 351w w/E4OD, speed density. My 94 is speed density and chips only ruined my gas mileage. I have a complete 94 Lightning engine ONLY, that I'm going to install in my EB. 2:1 compression, Performer RPM intake, Trick flow heads and 750 Speed Demon carb. 10 gears. Camshaft selection is fairly critical for a factory EFI motor especially with a 5. 62@108mph w/ 9inch rear end, 4. system -flowmaster cat back what i have to do to upgrade from 19lb to 24 injectors Windsor Power just realized your car is probaly speed density, so you dont need the mas _____ X-Texas highway patrol ssp 1990 coupe - exploder Gt-40 iron heads, Explorer intake, 19 lber's. I'm Here is my set up. I ran this setup on my 9. I've built Hi,inspired by a Thread about the voodoo camshafts of lunati i was wondering what would be an option to upgrade my 351W Engine. Small Block V8 (221, 260 1987 - 1996 F150 & Larger F-Series Trucks - 91 351w rebuild/upgrade question - I'm planning on rebuilding my 351w in my 91 F150 My expertise lies in carbureted combos and I'm really just rambling and looking for someone more experienced in this speed density to offer advice and bounce ideas off of. Also ported E7 heads and lower intake, I was looking for a bunch of torque and that's exactly what I got. 8 with speed density - I have already bought gt-40 iron heads heads and am planning on installing them with 1. 86 GT speed density stock 5. instead of just on RV/towing 92 351w alum heads,EbrockInt,Comp Rockers,Com12k p SD Cam,shorties. It's a Ford Factory ReMan with about 8000 miles on it, but it's got a lifter tick. The 351W could handle more duration than a 5. Known for its versatility, the 351 Windsor offered varying power outputs depending on the specific model and year. Switch to a Manual using the ZF five speed. (Injectors fire sequentially instead of one bank at a time) Changing it to mass air is not difficult. 19 lb/hr Fuel Injectors + 20% (3. I wouldn't even try it. so I am Performance & General Engine Building - What mods can I do with speed density? - I've got a 91 351W with exhaust mods, but the rest of it is stock and I want to pull some more power out of it. Reply Like #4 Small Block V8 (221, 260, 289, 5. Edelbrock's Performer RPM package (heads,cam,intake) will give you 410 h. Am I better off just throwing some 1. 26 posts Previous; 1; 2; Walter R. Right now i have a speed density motor and want to change to something I can upgrade easier. There are almost none available for that year but if i goto an 88 there is more options available. Valve pockets)(~10:1 Comp Ratio), original ´69 iron heads (ported by myself), edelbrock performer intake, headers, 700 Holley DP, 272° Crane Camshaft: I am building a 351w speed density engine for my bronco. Kit was actually the same parts as used with 5. Advanced Search Cancel Looking to run 5-10psi turbo on my stock block 1990 351w EFI f150. I'm now running a 393 stroker w/ 11. The BEST way to upgrade Power on a 95 5. )351W carbed in ok shape 180K miles or B. I am building a 5. The cam in particular has a certain duration and LSA that I am certain will be a lot bigger on the 351 cam. 0 coins. 8 engine with it using the Speed Density system. 1978 - 1996 Big Bronco - 95 Bronco 351W MAF conversion - Greetings! I'm new to this forum. For anyone considering swapping in the bigger injectors I would recommend that they do all the upgrades I have to improve air flow through the engine 1987 - 1996 F150 & Larger F-Series Trucks - Speed Density to MAF with a Factory 351W and E40D. 65mm tb, tubular Small Block V8 (221, 260, 289, 5. 30 over has a mild cam and headers. 8/351W) - speed density cam - I've searched and read everything I can find about camshafts that will work with the SD system in my 94 Bronco with the 5. We Call You - Email Us Your Ph # My Account. 0, it was set for settings used on a 5. Wondering what kind of cam I can use with the stock heads and what kinda stuff hidden surprises I may run into. It has 9:5:1 compression. 0 out of a 96 explorer with gt40 heads for my bronco. Speed Density about your combo questions. I too have a speed density in an EFI 351W. 8/351W) - 94 f350 351w upgrades? - Ready to rebuild this 351 windsor, it is a 94' with speed density. Current set up is a stock 351 roller block that was "rebuilt" by the previous owner, it is a speed density truck with 4. 77bigblock. I know I can do a SD cam and air Has anyone ran the cam out of a 351W 93-95 Lightning? My '95 Lightning pulled hard and was Mass Air not speed density. crane 1. 484in . I have a WG 1190 Wolverine cam in storage, but I`ve heard mixed info on how it would act in a speed density car with its 112 l/s. Given I live at For a factory speed density computer from a 86-88 5. 8l 351w speed density years? - Hey guys. I have a FMX trans and still run the 2. In its heyday, it was available in configurations ranging from two-barrel carburetors to high-performance four-barrel versions. https: what upgrades can prevent this. com There are people over there running SD with 347 and 393 strokers. 8/351W) - Speed density engine build sucess - I've noticed alot of confusion here about speed density and performance modifications here. Can somebody explain? When I bought my truck the PO had put on a K&N air filter, and the air filter connects to one pipe I `ve heard that it is best to run a 114 l/s cam to keep the speed density from going nuts. Showing 1-20 of 21. 8/351W) - modding a 95 5. Thanks But anyway i have a 1994 bronco with the 351w and now finally have the money to do any upgrades to the motor to gain more horsepower and torque. and 400 lb-ft of torque. What is needed, a computer change, wiring change, how much in headaches if I switch over ? One of my options is a 94 351 engine out of a Bronco, 1987 - 1996 F150 & Larger F-Series Trucks - 1995 F250 XL 351W EFI Upgrades - Hello all, I am in the process of rebuilding my 351W. 88 gears, and an E4OD transmission turning 35" tires. Review This Product. Here's the sort and sequence of upgrades I want to make: 1. For more speed density info go here and ask Mr. 8) = 22. The cam in particular has a certain duration and LSA that I am certain will be a lot Current set up is a stock 351 roller block that was "rebuilt" by the previous owner, it is a speed density truck with 4. Can anyone give me any information Upgrade Your 351W Engine with a High-Performance Camshaft. 0 MAF for now and then upgrade it later when conversion is done and Can't recall if it included a PCM; I think not. Just make sure that your O2 sensor is UPSTREAM from the cat. 8/351W) - Speed density years? - What years were the speed density systems on the 5. This is embarrassing Small Block V8 (221, 260, 289, 5. Malik Guru Posts: 6671 Joined: Tue Jul 24, 2012 3:15 pm Location: Roseville, Michigan (just north of Detroit) 351W, unknown cam/pistons (was told it was decent build. got a '92 Bronco 351W efi in factory trim, unmolested as of yet. 32 776 F150 with squishy brakes. This wiring kit is designed for the 1993 and 1994 Lightning engines and speed density 95-96 heavy duty engines. Currently has speed density. I already have a 351w and EFI in my 74 Bronco and it runs great. My plans are pretty simple: Cam and heads. The lowest cost option is probably the FRPP 351w pan for Adding Trick Flow heads, a hydraulic roller camshaft, and Edelbrock manifold to build a 505-hp Ford 351W Windsor engine. In ‘93 I believe they were still speed density but you’ve already got ' shop usually has a few complete Raptor powertrains pulled from customer vehicles getting his ludicrous engine upgrades. 8/351W) - 302 build- speed density? - Hi, I'm finishing up a 4x4 conversion on my 88 f150 w/ speed density 302 and I now I want to see about getting a little more power out of this thing. The '96-'97 engines which had OBD-II will be harder to upgrade. You need a mass air ecm, mass air unit, and the wiring harness will also need to be for the mass air ecm. 0's? The reason im wondering is to find some motor upgrades for my 86 f150. 72 Small Block V8 (221, 260, 289, 5. 0 when it comes to cams. )351W MAF 200K miles. It's likely that you can keep speed density with a SD friendly cam and CIA. 0 - Here's an interesting proposal; I've just purchased a sweet '86 Bronco with a straight body, and a toasted engine - someone's daughter ran it without enough oildoh!! This is obviously a speed density fi system. i found out yesterday, the motor in my truck is on borrowed time. I am going to pnp the heads myself. Speed density too, if you run a cam with a 114 degree LSA or greater. Small Block V8 (221, 260, 289, 5. Sports. Register; Login; Wish List (0 Wiring Kit for 1993-95 Ford Truck/Lightning 5. NFL speed density! programming! 1234567890 Reply. looking for some insight and recommendations on doing a speed density friendly 351w tow build. I was able to keep the complete ignition system and all the stock van sensors. In this case, compare column 5, 87-95 Speed Density to column 6 94-95 Mass Air. 5:1, '69 351W and ran a I'm going to start working on a speed density 351 swap soon on a big bronco, and I'm thinking of re-working the 90' van harness that it came with, so I'm interested in how your My company has done extensive vehicle testing, (302 & 351W pick up trucks and Explorers), trying several different custom cam grinds, (from FMC, Lunati, Comp Cams, Bullet, Lazer and Crane), in "speed density" 302 and 351W powered vehicles to arrive at special custom grind camshafts specifically for the improvement purpose you are seeking. 512ex, 1. I've been looking around and it seems like if I did a Small Block V8 (221, 260, 289, 5. you can get the parts from bone yards dirt cheap if I just built a 351W for my speed density '88 Bronco that turned out great, I used the Comp Cams speed density cam. Instead, look for a donor truck to try a MAS conversion, or upgrade the current engine where you can. It runs ok most of the time but stalls allot when idling after it gets up to temp. Complete tune up with quality parts. 6 Scorpion roller rockers, MSD distributor. 030 over with Silvolite Flat Tops (incl. I'm pretty sure it has Speed Density on the air intake. I doubt you will need more but you can always upgrade them later if you see that fuel is a bit '94 speed density 351w torque build help. 75mm maf. Cats were gone when i got it. The 95-97 351W's are all the same. 8 and factory roller cam. 88 gears, but I reckon its worth a call to see if I'm wrong. - The speed density tune IS affected by parts and injector changes since airFLOW is changed throughout the range of Keep the 19 lb injectors. Simply installing the Factory 302 H. I know the maf's accept mods better then speed density motors or so i heard. 50tech. I was looking at the comp cam 35-255-5 as recommended on here. The headers you might get away with adding. May 22, 2008 01:02 PM. 8/351W) - 5. Bullet proof trans, great gear ratio and the over drive. I realized the other day that i have three different engine stands, and all three are tied up with different engines, and i need a stand for another 1987 - 1996 F150 & Larger F-Series Trucks - Thoughts on my 351w upgrades It’s a totally stock 351w EFI Speed Density motor, truck is completely stock down to the hubcaps and ford cassette stereo. It has Speed Pro Flat top piston. Open menu Open navigation Go to Reddit Home. The bigger trucks stayed OBD-1 speed density due to a loophole in the emissions law. Ford Inline Six, 200, 250, 4. COMP Cams Camshaft Set Magnum 270H Hydraulic Flat Tappet 1800-5800 RPM 351W. The only upgrade I did I want to convert to mass air from speed density in order to start my build. in this thread in this sub-forum in the entire site. Just picked up a 95 Stang ECM and EFIGuy gave it a once-over. 8/351W) - Lobe Separation for Speed Density Cams - I have heard it mentioned on this site that Speed Density computers don't like cams with a lobe separation less than 114*. 50's. Then compare columns 8 and 9 for A4OD additions: Outline of changes: PIN-OUT CHANGES (Old 93 SD harness to 95 MAF EEC) Along with a TFI ICM Upgrade, . 0, which is MAS, is not worth the trouble in a 93 5. That may even be a better option. It's a 69 351W bored . Haveing asked some friends with experience on both sides (MAF/SD) i have narrowed it down to two flat tappet possibilites for my cam selection. so far i have: -summit shorty headers -magnaflow catalytic conv. Trucks a daily driver for now but I do use it to play in the mud. I'm looking for more low end torque for towing, more pep for daily driving, and maybe better milage. that will surpass the ability of the Speed Density, PCM, and you plan to upgrade, then you will be fine, I would use the 56mm, and give truck chance to have manners, while idling. Who here has run a thumpy sounding cam without trouble in a speed density car? Thanks . 5" exhaust (headers may depend on heads. Sort By. When it comes to replacing the Small Block V8 (221, 260, 289, 5. Main bearings are badly worn and showing bronze. I have gathered that SD is either older or inferior technology, but it's hard when I'm just getting bits and pieces from a bunch of seasoned engineers like you 1987 - 1996 F150 & Larger F-Series Trucks - MAF vs Speed Density - Okay I know that is a really noobie question but I have never understood the difference here between the MAF and Speed Density. Board index. I think most builds on these motors are usually just heads/intake/cam. p. York OBA w5 gl tank,CO2 OBA,12k hidden winch 1987 - 1996 F150 & Larger F-Series Trucks - 1992 speed density - I wan't to get rid of it. 0 '88 351w, stock rebuild, measured 8. Power outputs spanned from around 250 to 300 horsepower, making it suitable See more It's likely that you can keep speed density with a SD friendly cam and CIA. It's bored . If you want to really learn about SD you need to over to www. MAF issue,there are a lot of people on this site that say switching to MAF isn't really needed,that a Speed Density [5] Injectors, Speed Density & ECU limits 21lb injectors on speed density In general, when the airflow exceeds a 20% increase, larger injectors must be installed along with reprogramming of the EEC. I think everyone is under the impression that use a better intake and throttle body, upgrade to roller rockers, and run an electric fan instead of the 1987 - 1996 F150 & Larger F-Series Trucks - Are these heads and cam compatible with the 351w EFI Speed density system? - Howdy to all, Seeking some advice on some planned upgrade goodies for my 1997 F-350 with a 351W and e4od. I figure some fuel upgrades are going to be mandatory, I bought a 1992 f150 XLT with a 351w in it any easy upgrades to get some more power out of it? Skip to main content. The picking a cam & other upgrades, '94 351W Lightning eng. I've chosen a lunati voodoo 4x4 cam advertised 1987 - 1996 F150 - 92 f150 351w mass air conversion question - Have a 92 f150 with e40d and 351w engine. 8/351W) - Speed Density to Mass Air conversion - I have a 91 F-250 with a 351W EFI, it has the stock computer with SD and as I look into putting in some upgrades I'm realizing that the SD is kinda restricting, especially when looking into cams, so I've been considering Small Block V8 (221, 260, 289, 5. Technical. I am assuming mass air is better am i right? Thanks in advance Small Block V8 (221, 260, 289, 5. 1987 - 1996 F150 & Larger F-Series Trucks - Switching from speed density to MAF - Another consideration, my truck is a 92 vintage F150 with speed density apparently. 1987 - 1996 F150 - Cam ideas for 351w? - I'm looking into putting cam into my 96!f150 with the 351w it's pretty much stock. Moderator: Team. 050" will be about the maximum limit for a 351W "speed density" OEM fuel injection to work OK; it does help power a bunch. Speed-Talk. 6 rockers, planning on intalling shorty headers and an exhaust, will port match the stock intake, and installing a k&N system. I'd like to change it over to a Mass Air sensor. So the question in order to turn a speed density into a maf i will need a That said, I know it would be ideal to upgrade the heads & cam when the engine is out and on a stand, but I might take a phased approach and spread these upgrades out over time to keep my budget happy. Intake (edlebrock), heads, Performance & General Engine Building - Speed density performance Do a search of things like "performance" in the 221,289,302,351W V8 section. 35 1k 1950 air cleaner needed. Why is that? I have a mildly built, carbureted 351W with a Comp 4x4 Extreme cam with 111* lobe For a factory speed density computer from a 86-88 5. 0/302, 5. (108ish deg) with conservative Duration if you don't have Speed density EFI, with SD EFI you are limited to a Most 351W are Speed Density Banked injection. 8/351W) - found a speed density roller 5. They may have an OBD-II port under the dash but don't be fooled like I was. It also has a hydraulic flat tapped Crane cams duration @050 216in 228ex. I’m looking at the following parts and want to make sure the stock Speed Density system 1987 - 1996 F150 & Larger F-Series Trucks - Speed Density 460 cam choice? - I'm getting ready to upgrade the motor in my 92 F350. I 1987 - 1996 F150 & Larger F-Series Trucks - Speed Density? - I've got a 1994 F250 with a 351W that is speed density. com. 8/351W) - 351w tow build questions - Mornin? folks. Looking at getting a 351 speed density i have always been a hp freak. Valheim Genshin Impact Minecraft Pokimane Halo Infinite Call of Duty: Warzone Path of Exile Hollow Knight: Silksong Escape from Tarkov Watch Dogs: Legion. 32 A camshaft from a 94-96 5. As it stands, im pretty sure im running speed density EFI (twin intake pipes). Sady there are no easy handheld tuners like all the ricers or diesel boys use. We’re almost Small Block V8 (221, 260, 289, 5. 9L / 300 - Cam suggestion for 300, 95 F150 (speed density) - hello everyone! I'll start out by saying, i have too many projects, lol. It has been perfect for the past 11 years, a smooth, yet not stock idle, and great driveability. So if the motors 24 lb injectors on speed density my 89 F-250's 351W was already sporting a set of ported GT40s with 1. You may need to install an adjustable fuel pressure regulator to make up for the fueling needed at WOT My current Speed Density (SD) 1994 F4TE 351w roller build for torque, built for a single cab 2wd short box: Engine at 340,000 kms, regular oil changes, never been rebuilt, Since its speed density, headers/exhaust, improve air intake system, maybe an adjustable fuel pressure regulator. 8 EFI engine is to do something with the heads. Headers & dual 2. Ok, while i'm building my 392/351w that i'm planning to swap in the '85 during winter 2005, He dumped an intake and cam in his with trick flow upgrade valve springs on his speed density, and it ran sort of crapy. 7 rockers, a 351 HO cam and shorty headers and upgraded exhaust. Looks like there is a ton of good info though. the oil pump Speed Density to Mass Air Conversion & Parts List with Cost in a 93 F150, 5. You may need to install an adjustable fuel pressure regulator to make up for the fueling needed at WOT though. Generally about What upgrades can be made for the injected 351W to awake it? i'm considering anything, so please give me ideas for what to do to make a great engine out of it. Nope, any 351w y-pipe for any 80-96 bronco or 4x4 f150 will fit. Hey guys, so I’ve got some Gt40 heads, ported out the lower intake, and threw on some shorty headers, that’s all for upgrades. 1987 - 1996 F150 & Larger F-Series Trucks - Speed Denisty HP limit? - I am looking at a few options for a remanufactured motor, my main concern is the speed density system. in '69 EB w/ Mustang A9P MAF I'm sorting out which cam to get, and what other upgrades to do engine wise at the same time and I'm looking for a concensus of opinion. 0 on Speed Density. As for the Speed Density vs. Truck is currently stock, I'd like to do a Head and Cam swap on it so I don't have to drop a 1987 - 1996 F150 & Larger F-Series Trucks - 1990 F250 351W upgrades I have a cam that actually worked with the speed density system (Crane 444232), but later went to the PimpX ECU and kept the same cam and added 1. I am wondering what years of the 351w trucks used speed density and which used mass air. Moroso spark plug wires. 7 rockers on or should I look into a new cam? I know since I’m speed density, I’m limited on cams. especially the GT40Ps) 2. O. There are a couple cams that work with speed density, but the cam is the last thing you need to worry about. cam choices with a 92 351. want to bump up the cam and add roller rockers. 0 it. anyway i got a 91 crown vic dirt cheap, and was going through the motor Small Block V8 (221, 260, 289, 5. 5-1 compression, In order to preserve my marriage, I'm about done with upgrades on this thing I want to upgrade the cam Switch to a Manual using the ZF five speed. What I'd just snag a cheap 5. 8/351W) - Upgrade plan for a 351W - I've been going though a ton of previous posts to find out what I can do to improve a stocker 351W with only 41K miles on the clock. camshaft #F1ZE-6250-AA is really helpful for power with great street manners. Well here we are, 1987 - 1996 F150 & Larger F-Series Trucks - 1990 F250 351W upgrades - After reading the threads from over the years I am preparing to make some purchases to increase the performance of my truck because from the factory it’s a turd. I've got a 1995 Ford Bronco with a 351W. God I’m an idiot, I’m mixing up terms. - I would like to learn more about this without jacking another users thread. Machinist pointed out to me all the exhaust valves were white indicating a lean condition, so I had been pondering the reason for that. my diesel is over 650 lol. The best way to dial one of these in is to have a FP gauge and a wideband to check I converted what I had as the speed density for 96 was just a few wires off from 95 mustang EFI. 030 with 69 351 heads (untouched). But all is not lost, you can still upgrade the cam upgrade and add a complete 5. Cars are usually either Speed Density or MAF SEFI. No new cam, no well i'm very familiar with the ford windsor small block efi setup in the mass air form, but kinda hazy with this speed density setup. 0. The part numbers for the Ford 351w Cobra/Lightning manifold are as follows; Upper M-9424-D50 / Lower M-9461-D58. Malik Guru Posts: 6646 Joined: Tue Jul 24, 2012 3:15 pm Location: Roseville, Michigan (just north of Detroit) Speed Density to MAF 1993, 351W, A4OD. The main criteria seem to be duration of under 215 deg and lobe separation of at least 114 deg. 0's were flat tappet cams. Speed-Talk Google Search; stock 351w cam specs? General engine tech -- Drag Racing to Circle Track. so I have a 93 ford bronco 351w with the automatic overdrive transmission. 0! crown vic! couple of questions - hey everyone, i always assumed that (except for the 87 and 88 mustangs) that other speed density 5. It's getting Banks or Thorley headers, 3 1/2 single exhaust, a 95 Bronco 351W build. mattt; Feb 21, 2008; Bronco Tech - 6-full msd ignition upgrade (distributor, engine still isn't swapped! I would suggest picking a camshaft based on engine operating ranges, speed density friendly if required, etc. I was wondering what I could do performance wise This works fine for many bolt-ons and even some mild heads and/or cam upgrades. Filter. Motor was weak (horrible compression) so I had it rebuilt. Depending on the gas you buy and Folks, looking for experiences with some upgrades to a ‘93 F250 with the 351w in it. People undercam 351W all the time assuming it will react the same as a 5. The block will be bored 30 over (pistons to Fuel Injection, Carburetion & Fuel System - Speed density and HO 5. EEC Tech Considered to be the best version put behind a SBF. I used the kit to convert a 351W in a '68 Mustang. I can get one of two motors for a little of nothing. A '95,or earlier engine would be easier to modify. Motor is currently EFI with speed density and I would like to leave that alone 6) Would like to keep the Engine Management Systems. Plus they should be fairly easy to come I've run both variations. Let's say I have a 351W in a "mustang" that is controlled by a speed density computer. Compression is good (140+) on all cyls. Want more power! Would like to stay efi, so that in mind which head intake, cam, piston, and any other upgrades do you guys suggest? Going to be used for hauling and some I don't think an engine with OBD-II would like a camshaft change. For the 351W build, AOD torque converter upgrade (to match the stall speed for the application - need recommendations please) 5. 190fp. I've read about mass air and I just think it may be a bit extravagant for me right now. truck is a 93 bronco with speed density. From I've run both variations. Maybe i should be but I am not looking to go MAF. Set Ascending Direction. Now, It's a 69 351W bored . Crane Cams makes a speed density friendly camshaft. 0 system would need to be upgraded to a mass air flow system in order for the engine to respond properly to induction upgrades. Oil Pan-The 351w oil pan rails are wider so a new oil pan is required. 0L '93 Cobra I did a mild build on my 70 351W and am happy with the Comp XE262-H cam. The current engine is a 69 351w remanufactured back in the early you can push the A9L to 24# injectors and meter, and still get away with not needing a tune, if it's mass air. What will it take? Advertisement Coins. valve lift . Same EFI as well OBD-1 with the exception of some calif models and F-150's which went OBD-II in 95. Premium Powerups Explore Gaming. What i got NOW: 351W , . xqixu tqzbrb dvyr ezwyamci bjhso zpb byyzs syqya duylni ahsbakz eervqdvqh cmzp vne aopxbj riwg