351w speed density cam. I have seen this cam listed on Ebay, it's an F4TE 6250.

• 351w speed density cam like lifters and such Oct 9, 2005 · You have to remember you can't spec a 351w comparable to a 5. 50" should be kept at or under 210 Gross valve lift should be kept under 0. I Oct 8, 2016 · 1987 - 1996 F150 & Larger F-Series Trucks - 351w cam selection - In the process of building a new motor for my 1997 F250HD and trying to decide on a cam. , better flowing heads, and not sure on what else but you get the idea) So coming back to my question is how much can the speed density system actually handle with out causing problems? i know the 351w in my truck Sep 20, 2020 · You cant get a real lopey idle because it will freak the EEC out. Just received the cam from FedEx today. F. 8/351W) - 351w tow build questions - Mornin? folks. I still have the stock positive stop rockers, cast iron intake and exhaust manifolds and 4300 carb. But I want some opions on what cam will be best for my parts. 0L (OE Roller), Elgin Ford 351W Hydraulic Roller Camshafts Nov 5, 2007 · Small Block V8 (221, 260, 289, 5. 512ex, 1. Very strong torque, excellent mileage, good idle quality. 1) when i replace the pistons, should i shoot for more compression by possibly going with Jan 5, 2014 · I'm researching cams for my 96' 5. com There are people over there running SD with 347 and 393 strokers Nov 29, 2004 · Small Block V8 (221, 260, 289, 5. For a $300 cam I may be able to find a roller 351W block or better yet a low mileage motor would be a better way for me to go. 7. Aug 21, 2010 · 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. It has been perfect for the past 11 years, a smooth, yet not stock idle, and great driveability. in this daily driver 4X4 truck with the E4OD transmission too. Untouched gt40s wouldn't be optimal, at least port them. May 1, 2006 · Comp 35-512-8 cam (speed density friendly) AFR 165s, ported. [by order of improvements] - 300/460 air inlet tube - QuarterHorse (QH) tuner & TunerProRT - air pump delete, LMR idler bracket kit, air injection delete Aug 8, 2010 · I have a stock 96 shortblock 5. didn't mention any push rod issues but I didn't ask either. gave an overall better power throughout the entire rpm range. im putting it all together with this combo: crower 15511 camshaft gt40p heads (planning on doing mild port) gt40 upper intake (match-port with heads) and bottle prob 150-175 Sep 23, 2013 · Since the intake is going to limit your HP with a good set of heads and a good cam, you can push the A9L to 24# injectors and meter, and still get away with not needing a tune, if it's mass air. Speed density too, if you run a cam with a 114 degree LSA or greater. . Truck is currently stock, I'd like to do a Head and Cam swap on it so I don't have to drop a In the 1990s, the 5. Maybe i should be but I am not looking to go MAF. 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. I've got a 1995 Ford Bronco with a 351W. Pretty sure that vintage 351 in the F350 was only 8. The 5. 3. 0, which is MAS, is not worth the trouble in a 93 5. 5 stroke crank Jun 4, 2019 · 1987 - 1996 F150 - 92 f150 351w mass air conversion question - Have a 92 f150 with e40d and 351w engine. I have a FMX trans and still run the 2. 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*. Mine had been de-smogged sobthis was no issue. I have the link for it below. They are about 7 1/2 inches long dose this mean its a roller cam for sure. Looks like there is a ton of good info though. There is a camshaft thread, and how to pick them on the site. 8/351W) - Speed density engine build sucess - I've noticed alot of confusion here about speed density and performance modifications here. Feb 22, 2019 · I have a speed density 351w with gt40 heads,comp cams 35-255-5 cam,an edelbrock truck intake,oem throttle body,shorty headers and 3 inch single exhaust. Instead, look for a donor truck to try a MAS conversion, or upgrade the current engine where you can. Power range: 1000-5200. 8l. Not directing this toward you; I just hate budget builds. 8/351W) - Review of the Comp Cams 35-349-8 Cam - Guys I am getting ready to buy this cam and throw it into my 302 I was just wondering if there are any users have already thrown this cam into their current engine and love it for what it did for performance. i found out yesterday, the motor in my truck is on borrowed time. 0L HO cam advertised Nov 12, 2005 · Small Block V8 (221, 260, 289, 5. system -flowmaster cat back Mar 18, 2010 · Small Block V8 (221, 260, 289, 5. 0 that works with EFI - What cams do you guys run on your EFI speed density 5. . mine included. 8/351W) 3. 75 rear gears, but would like to eventually run 3. It's a 69 351W bored . A lot of people recommend the crane 444232 which I noticed is a hydraulic flat tappet cam but I'm using a 96 roller motor as a base. Comp cams 35-512-8 is close to maxing out all the speed density cam criteria. O. 0 - so i have been looking at the e303 cam and it seems to be a popular choice among 5. 8, and a 5. Any sort of cam will really mess them up. 8 with GT40X heads, lightning intake, and HO cam for my 4X4 truck swap. 8 and factory roller cam. This is the old speed density 351 pinout Aug 24, 2023 · Small Block V8 (221, 260, 289, 5. ) Nov 26, 2003 · I have to be very careful with a speed density set up. Stroker assembly and heads will be 2k alone, minimum. 050 in. 7 roller rockers, GT40 Lightning intake and 65mm throttle body, FMS shorty headers and dual exhaust. 8. Apr 22, 2010 · I am building a 5. 30 over has a mild cam and headers. I just want to be sure it will work with my '92, Speed Density. They do not like changes from what I have read. I still have the speed density in it, so I have been Jan 28, 2011 · The fairly built one has about 300hp and 375 tq ( not sure on the specs. I would suggest taking a look around www. 416 int. Currently has speed density. My stock cam was 'ok' but 2 roller tappets were grenaded so I'm cam shopping. Main bearings are badly worn and showing bronze. I know I can do a SD cam and air Feb 3, 2021 · That cam will work well with the factory Speed Density control system. The truck has 36 tires and 4. so far i have: -summit shorty headers -magnaflow catalytic conv. The block will be bored 30 over (pistons to Jun 18, 2014 · Small Block V8 (221, 260, 289, 5. I am not at all liking the stock cam in this truck at all. I have seen this cam listed on Ebay, it's an F4TE 6250. I've read about mass air and I just think it may be a bit extravagant for me right now. 462int. Your 351w will not like a cam with an LSA lower than 114, an intake centerline of anything but 110 Jan 6, 2021 · 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, doesn't burn oil. 0 HO speed density motor. Mar 11, 2008 · Ok fist of all I am new to this forum so HI! Second I have a 351w I am building and puting in a IH Scout. It also has a hydraulic flat tapped Crane cams duration @050 216in 228ex. Supposedly the engine was rebuilt 15k miles ago. ect COMP XE268 509/512 FLAT, HYD SPEED PRO HYPER stock deck Nov 30, 2008 · Performance & General Engine Building - 351W Camshaft Choices - I have been going back and forth between two camshafts for my 351W buildup. Looking at Trick flow or Edelbrock intake. My 94 is speed density and chips only ruined my gas mileage. 8 with better heads like the Lightning motor can use more cam than a stock headed 5. May 13, 2000 · I `ve heard that it is best to run a 114 l/s cam to keep the speed density from going nuts. 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. 260exh. 1aprox EDDIE RPM AIR GAP/750 Holly/rollerrockrs. The 351W could handle more duration than a 5. 50tech. 8/351W) - Speed Density-Mass Air conversion problem - I'd like to get 300-310 hp out of my 351W/C6 speed density. 8/351W) - Roller cam for YYY block with Speed Density - Starting a new build, I believe to be a '93 YYY mustang block. 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 This cam will work with your stock speed density ecu and does not require a higher stall convertor. 0 mustang and f150 owners. Moroso spark plug wires. The most important spec is LSA (lobe separation angle) and for the Speed Density EEC to run well, it want a 114° LSA or higher. 5. The comp cams 31-255-5 or the crane 444232 I know the comp cams has slightly higher lift then the crane, and the Jun 13, 2003 · The 270H Magnum cam is not a bad cam choice. - Decent Heads-Cam-Exhaust This would be installed on a reman Nov 15, 2010 · Speed density cam swap for 351?? Also need factory cam specs. 600 valves matched with a Edelbrock Performer upper and lower intake, Comp roller rockers and a Speed Density designed Comp Cam with Summit Shorty headers and 2. 50's. 88' 351W speed density. C6 Will also fit 1994 –1997 351W blocks with factory roller cam Will not work with Explorer EEC-V EFI or speed density EFI systems. com at different cam characteristics. valve lift . I just built a 351W for my speed density '88 Bronco that turned out great, I used the Comp Cams speed density cam. Bugzturbo. lbs of tq at the wheels. Swaping to mass air is about hte only way to get a decent running motor. Can anyone give me any information Dec 2, 2001 · EFI conversion with Speed Density and a 351w? Windsor Power Jan 20, 2015 · You could have a custom cam ground with high lift, decent duration, and 113-114* lobe separation and it would work fine with speed density 460 comp and inj. Jan 16, 2012 · 351W in my other Flareside i had put down 321 HP and 394 ft. I. 0. Just keep the LSA at 114-116, Duration at . thanks Feb 28, 2019 · Current set up is a stock 351 roller block that was "rebuilt" by the previous owner, it is a speed density truck with 4. 3:1 compression compared to the F150/Bronco version at 8. 8 roller cam engine build. I'd like to change it over to a Mass Air sensor. If this is the case a roller cam with similar specs. if it is will it be ok with the speed Ford SB 351W/5. 0, it was set for settings used on a 5. Vehicle - 1993 F250 4x4 351W, E7 heads, unlisted EEC, 2. camshaft #F1ZE-6250-AA is really helpful for power with great street manners. /0. 8/351W) - Speed Density or Mass Air Flow? - Hey guys, I'm confused as to what the difference between SD and MAF are. 0 for a 96 Jul 11, 2005 · Small Block V8 (221, 260, 289, 5. 0L H. I understand I am limited to camshaft options due to it having a speed density sensor as opposed to mass air flow Find FORD 5. 030 with Speed Pro H336CP Pistons 9. Hydraulic-E. 2:1 Compression GT40 heads from a Ford Lightning. 89's are speed density systems and don't respond well to performance changes. Part # 31-255-5 Grind # FS XE250H-14 Jun 11, 2013 · 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. Lobe center 114, duration 250int. I was told it was a cam that would work well with speed density. It makes it but it sucks an incredible amount of Dec 14, 2010 · x3. 0 when it comes to cams. The car ran like realy rough and surged from 500-1500rpm. Mar 5, 2005 · Small Block V8 (221, 260, 289, 5. still on 19lb/hr injectors. Car computers were configured with a certain quantity of air and fuel supply information in order for the engine to run at optimal efficiency. On that note, this is what I got, and what I plan to keep. It runs ok most of the time but stalls allot when idling after it gets up to temp. 7L 6F55 6-Speed Auto 2014 Ford Flex Limited 3. 050" lift and 114 deg LSA. 0 out of a 96 explorer with gt40 heads for my bronco. 2017 Lincoln Continental 2. I downloaded Camquest from Comp Cams, it recommended the XE258HR cam. And looking around all the Trick flow products seem to be out of stock for quite awhile so now I’ve been looking at comp cams for a cam and AFR heads but not sure what size to go with. Close Mustang Mar 15, 2010 · Run a speed density safe cam and you should hit your 300hp mark no prob. Apr 27, 2021 · It had a somewhat lumpy cam in it when I purchased the car. 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: Jan 5, 2018 · Not many run it because it was a flat tappet cam in a roller block. The 270H's powerband doesn't even start until 1,800rpms COMP Cams Comp Cams Speed Density Camshaft - 210/216 Comp Cams speed density-friendly hydraulic roller cam is a great way to add horsepower to your 1993–1995 F-150 SVT Lightning 5. It's bored . May 22, 2008 · First off, anyone know the cam specs for the factory cams found in the speed density equipped 351W trucks? And secondly, has anyone had any luck upgrading the cam in these engines? Truck in question is an `88 F-350 wrecker. People undercam 351W all the time assuming it will react the same as a 5. heres the dilema. Oct 18, 2006 · 1978 - 1996 Big Bronco - 95 Bronco 351W MAF conversion - Greetings! I'm new to this forum. : 210 / 214 Gross Aug 6, 2022 · 1987 - 1996 F150 & Larger F-Series Trucks - Stock-ish 351w Roller EFI CAM for Mild Build - Been a long time since I've been on Ford-Trucks! I have a f4te roller cam block at the machine shop getting bored to 357 cu in (+. Sep 30, 2003 · Comps Speed Density Camshaft Same part number as Ryan mentions. I use it to pull my 3000lb boat. it it going into a truck so i want a cam mostly for high torque applications. Very strong Torque, Excellent mileage, good idle quality. want to bump up the cam and add roller rockers. Apr 3, 2003 · I tried an FMS E-303 (220/220 duration, . I'm planning to run my GT40 heads and intake with either 19 or 24lb injectors with an A9P. compcams. Crane Cams makes a speed density friendly camshaft. 030 with 69 351 heads (untouched). I converted to the Mustang speed density EEC wich will handle a larger cam than the truck Nov 30, 2016 · I used afr 165 heads on my 94 351 SD without a problem other than they did not have Thermactor ports. Feb 5, 2002 · Don't waste your time unless you plan on changing the EFI at the same time. No new cam, no Feb 7, 2008 · I got a 351 built but low comp,on a 1989 f150 4x4 it has trw pistons cam and full exhaust,just for the sound and look,will I have to change the fuel pump and add a fmu or can I put this on because it is a speed density truck,and how about the injectors. Ford Dec 30, 2006 · Small Block V8 (221, 260, 289, 5. Apr 4, 2007 · Small Block V8 (221, 260, 289, 5. it runs great,has good power over stock,and I have had no driveability issues at all in the past 5 years since I installed the engine Feb 6, 2015 · 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. My plans are pretty simple: Cam and heads. 0's? I was reading that many cams aren't EFI friendly due to the firing order and a few other factors. Dec 29, 2005 · For a factory speed density computer from a 86-88 5. & . I am going to pnp the heads myself. I've chosen a lunati voodoo 4x4 cam advertised Dec 30, 2010 · Personally I kept the runner size relatively small at 160cc to keep torque and port velocity up and utilized a head with 2. 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. 8 Engine Tech Dec 29, 2021 · I did a mild build on my 70 351W and am happy with the Comp XE262-H cam. 0 won't necessarally be a good choice in a 5. It will be an a-trim with about 8lbs of boost. What had always worried me was the wiring for the injectors which proved to be very straight forward. i have an 88 gt with speed density (do not plan on going maf anytime soon). Mar 3, 2022 · Small Block V8 (221, 260, 289, 5. May 22, 2008 01:02 PM. I'm using a 351W roller cam for my 289 build. Most myself included want a roller cam in a roller block. should also help if you regear the axle slightly over like 4. 030 over roller 351, speed pro hyper pistons at about 9. 351W or 302 to a 460 these will bolt directly to the perches Jan 22, 2009 · There is a line of Comp Cams called Extreme XFI I believe, and all the Speed Density guys that use them are loving them. I've been looking around and it seems like if I did a Feb 4, 2011 · need 1996 351w roller cam specs. 8:1 compression hyd flat tappet camshaft Duration 200 int. I'm running it currently. 8 L had speed density when it was first introduced in 1994. A cam with an lsa of 114 or above and an intake center line of 110 or up will work fine. 56 gears. 8/351W) - Comp 35-308-8 cam - Ok guys, I have my motor (5. Jul 17, 2013 · so I have a 93 ford bronco 351w with the automatic overdrive transmission. May 25, 2010 · Small Block V8 (221, 260, 289, 5. 8/351W) - modding a 95 5. Aug 19, 2014 · So this may get long but my goal for coming here is to START learning how to tune my motor/EEC being built right now. my question is can you just drop one of these into a stock 5. 8/351W) - Explorer High Torque cam/95 F150? - My 1995 F150 with the 302 just started leaking antifreeze between the timing chain cover and block. Jan 24, 2006 · Here is my set up. 1L KB, 19lb injectors, 10:1 FMU, 255lph inline booster fuel pump, e4OD, factory cam, Long tube headers, boost gauge, fuel pressure gauge, Crane ignition box with timing retard box, speed density EEC. 8/351W) - Camshaft pondering for SD 351w - Hello, I was wanting to put a new camshaft in my 351w, to help let it breathe , realistically I just want a little but more power as I'm doing headers and a new exhaust system. I've been assuming my 1994 f250 351w speed density is a roller ready block but is still a hydraulic flat tappet cam. the e303 is the only one i can find for a computer controlled vehicle that will Sep 14, 2021 · For a good fuel injection truck cam: intake duration @ 0. the oil pump failed, and I need to replace the engine. 6 rockers, planning on intalling shorty headers and an exhaust, will port match the stock intake, and installing a k&N system. I think that's just touching the limit for Speed Density systems. It has 9:5:1 compression. I'm looking to get a cam, specifically trying to decide between 2 cams. 351w with a more aggresive cam. Jan 2, 2007 · Small Block V8 (221, 260, 289, 5. 0/302, 5. Parts 351w ProTopline 200cc Cylone ,58CC CHAMBER COMP ratio 9. I'm running the E303 on speed density, and have lots of torque. 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. It is mainly for off road use. 88 gears, and an E4OD transmission turning 35" tires. i need to find a good cam for an 88 5. However, it's a roller cam and your block is not roller ready. 050" will be about the maximum limit for a 351W "speed density" OEM fuel injection to work OK; it does help power a bunch. Reply May 25, 2010 · 1987 - 1996 F150 & Larger F-Series Trucks - Speed density cam options - I have a 1988 tube chassis Bronco with a stock 302 EFI engine. You can, however, make 350hp at the crank with a high compression 351 with good heads, speed density cam, and some form of tunability. It is mainly for offroad use. I plan to push 10psi w/o intercooler. F250 460 Rv Cam Dec 7, 2007 · Small Block V8 (221, 260, 289, 5. What do you think of this cam with a set of GT40 heads? Comp cams 35-320-8 Cam Style Hydraulic roller tappet Basic Operating RPM Range 1,500-5,500 Intake Duration at 050 inch Lift 212 Exhaust Duration at 050 inch Lift 218 Duration Jun 14, 2005 · Small Block V8 (221, 260, 289, 5. Sep 15, 2016 · the cam i used in my F250's 302 is a Comp Cams 35-512-8. Oct 10, 2002 · Speed Density, works with stock computer. I just read this thread. 56 with the 35s Mar 6, 2010 · I think to really be SD friendly the cam needs to have less than 210deg intake duration at 0. Small Block V8 (221, 260, 289, 5. The main criteria seem to be duration of under 215 deg and lobe separation of at least 114 deg. 8/351W) - Roller Cam pushrod length - I Bought a remanned 351w for my 89 E-250. on speed density, custom ground cam, GT40 heads, shorty headers, hot tuneup, new injectors, and stock intake. Keeping these spec in mind, you can find a cam. 498/. Nov 9, 2020 · 1987 - 1996 F150 & Larger F-Series Trucks - Best cam for 5. Part # 10350100LK. Since its for tow I'm more concerned about lots of torque. 0L/5. Mar 3, 2014 · Adding about 25 degrees more at . Simply installing the Factory 302 H. I think everyone is under the impression that mass air is needed before anything can be done. 498 lift) cam in my '87 mustang for a day before I converted it to Mass air. Oct 3, 2013 · My build consist of a . Looking to run 5-10psi turbo on my stock block 1990 351w EFI f150. 445 exh That cam is a bit small. 8L (302/351) EFI hydraulic flat tappet cams: Comp Cam 35-255-5 Duration at . 8:1 with the difference being the dish in the pistons. I recently swapped out my tired 5. truck is a 93 bronco with speed density. Speed Density, works with stock computer. It has Speed Pro Flat top piston. Summit doesn't carry a cam for my app. 6 Scorpion roller rockers, MSD distributor. 55 Trac-loc 9" and 4 speed toploader. You can also check the block casting number for "F4TE", which is the basic casting used for a roller cam 351W motor. 8/351W) - F150 302 needs more towing powerCam? - I have a 92 f150 302 Auto Speed density. I want to go back to stock, so I ordered a Lunati Bare Bones camshaft and lifter kit. Aug 11, 2009 · 1996 351W EFI Camshaft upgrade. Nov 26, 2011 · 1987 - 1996 F150 & Larger F-Series Trucks - E303 cam on stock 5. 8/351W) - Camshaft Options (Speed Density) - Hey all, I have an 86 f-150 with the 302 EFI. Thought it was the speed density that Mar 9, 2014 · 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. but for us truck guys with a speed density Jan 30, 2011 · turning the motor into a non-smog, mustang injected 351. 02" and 1. /214 exh. I'm pretty sure it has Speed Density on the air intake. so I am Dec 14, 2010 · 24lb injectors are not needed for a gt40 intake and heads so I think you'll be fine with the speed density. 6:1 compression, rotating assembly balanced, (stock rods and crank), HO cam, GT40X heads and 1. If you want to really learn about SD you need to over to www. Important cam specs are an lsa of 114° or greater, and an intake centerline of 110. 8 L, 351W was switched from speed density to MAF, which resulted in performance increases. 03'), line honed, balanced, etc. I am building a 351w speed density engine for my bronco. and a bit higher lift may be of benefit. If you have these two bosses in the intake valley, then you can use the stock roller lifter parts (spider, h-bars, ford roller lifters, stock pushrods. 050 below 220, and go as big as you want with the lift. Unless your going to swap a cam in as well because Speed density depends on your MAP sensor. want to put comp cams 35-255-5 speed density cam for a bit more power, and port the heads. 500 Lobe seperation should be at or above 114° Good 5. Do Mar 29, 2005 · Small Block V8 (221, 260, 289, 5. Stock moter also a 351w. 0 on Speed Density. Nov 29, 2010 · hey guys i need some crucial information. 8/351W) - will E303 cam work with speed density - hey guys I was wondering if anyone can tell me if the E303 cam will work with the speed density or will it cause problems for the computer. tho its a mass airflow setup, it should still be compatible with speed density. Dec 26, 2012 · Small Block V8 (221, 260, 289, 5. Feb 16, 2017 · Comp cams grind number 35-512-8 will work with speed density just fine. Dec 11, 2014 · I've been reading and searching til my eyes bleed about cams, cam swaps, ect on here the last two weeks as I think it would be a good addition to my f250 I'm wanting to build. 8/351W) - 351w efi flat top pistons? - will be rebuilding tired 351w in '89 e350 sometime soon. From your other thread it looks your truck is still Speed Density which also implies the engine may not be using a roller cam. As said above, the intake is the major restriction on the 5. on it but its a roller cam. to be built to the short block level with: Stock 3. 0 on speed density? without changing anything. A cam swap depending on the cam would alter your vacuum and would be a problem unless you do your research and get a speed density friendly spec cam. @050 Valve Lift 0. And then you have to consider the complete package, a cam that works well in a 5. Jul 26, 2020 · Although it is already a very good cam and lifters can just replaced. Why is that? I have a mildly built, carbureted 351W with a Comp 4x4 Extreme cam with 111* lobe Feb 13, 2010 · Speed Density to Mass Air Conversion & Parts List in an 89 F250 351W Source: by itsacrazyasian Thanks to Fireguy for his info on his webpage full of great info. The cam in particular has a certain duration and LSA that I am certain will be a lot bigger on the 351 cam. Should the HO cam be advanced 4* for best torque, etc. Dec 23, 2004 · Small Block V8 (221, 260, 289, 5. 8/351W) - E303 cam? - ok. 484in . 87 Lincoln Mark VII (had since 11-30-98) still Speed Density, roller 351, X305 heads, 2031 Crane cam, Vortech v-2 SQ, Feb 21, 2021 · My vehicle is a 3850lbs 85 f150 with an AOD, 4:10s, and a stock 1992 351w block which will be running 91 octane fuel. Comp. Seeing lots of love for the AFRs so far, and the debate about which heads have better flow seems like a numbers game at first glance: GT40s have 160cc intakes, then there's the AFR Renegade 165s, Edelbrock Performer RPMs are 170s, AFR Enforcer/Renegade 185s, and so on up the performance . I wouldn't even try it. Rollers are just a lot easier on the valvetrain and a lot less drama. On the flat it is fine, but there are allot of hills on the way to the lake and it has a hard time. Computer Controlled (EFI) Hydraulic Flat Tappet Camshaft. it seems like a decent cam. It is a torque monster, running the 351/302HO firing order. looking for some insight and recommendations on doing a speed density friendly 351w tow build. Dec 25, 2018 · I think you will be lacking enough compression. Jul 29, 2004 · Performance & General Engine Building - Best cam for a 351w EFI - Hey guys, I've got a 92 E150 with a 351 that needs a little help I would like to put in a bigger cam but want to keep the stock speed density EFI, I know there are few cams that are supposed to work, but what is the best one? Jan 21, 2003 · The biggest thing to keep in mind with Speed Density mods is the cam lobe seperation angle, keep it at 114 or higher and you'll be alright. got a '92 Bronco 351W efi in factory trim, unmolested as of yet. Since a few people on here seem to swear by the Comp 35-308-8 Feb 5, 2005 · Windsor Tech Forums. 1993 Ford SVT Lightning 351w 240 HP had GT-40 heads, hypereutectic pistons and 8. I would convert to mass air or stick to a speed density compatible cam. May 12, 2004 · Why is that? A 351w camshaft will work in a 302 if its speed density, all thats required is that you use the 351w or high output 302 firing order. 474exh. 5L Ecoboost AWD 6F55 6-Speed Auto Apr 23, 2010 · A camshaft from a 94-96 5. 0) mostly apart and figured since I'm doing all this work, that will go ahead and upgrade the cam. 0/5. Who here has run a thumpy sounding cam without trouble in a speed density car? Thanks . 8L/351 Ford small block Windsor COMP Cams Camshafts and get Free Shipping on Orders Over $109 at Summit Racing! Camshaft, Mechanical Roller Tappet Feb 4, 2023 · 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. Jan 25, 2023 · I appreciate the specific cam specs here and would love to know how they'd be different for a carb'd engine. Speed Density to Mass Air May 5, 2016 · A stroker is a must if you want tire spinning power with speed density. Stock 5. 8 with speed density - I have already bought gt-40 iron heads heads and am planning on installing them with 1. 5" custom made exhaust and rear cat delete (front Oct 20, 2003 · Small Block V8 (221, 260, 289, 5. The pushrods on the new motor are much shorter than the 89. Before I go into that here is my engine specs 1973 351W bored . Most people on the NLOC are tuning their speed density with a TWEECER. Keep in mind though if you're looking for "a healthy street car with tons of torque" a dual-pattern cam will fit this need better usually (just my opinion). 8/351W) - Speed density cam options - I have a 1988 tube chassis Bronco with a stock 302 EFI engine. Hydraulic Roller Camshafts at Competition Products! Comp Cams Xtreme Energy Ford 302/5. What will it take? Apr 26, 2004 · Small Block V8 (221, 260, 289, 5. Seems most cam companies offer the same camshaft grind for either 351w or 302, for specific rpms ranges and needs. slfib cma zups hbjmc mkgu ngxr okb ksiykhn yscji mqlurcm govnn aazgjyv mdaae bks stfw