Zf6 gas vs diesel all that said I am trying to figure out if I can put a ZF6 behind the v10 until I Jan 22, 2017 · I would assume it's gas vs diesel. 5 - 1997 7. The High-Torque version can be substituted in place of the standard-torque transmission per the ZF Reference Guide. As I understand it, the problem with that trans on the idi is they did away with the thick adapter/spacer and built that thickness into the bellhousing. Solid off road as well. Apr 7, 2025 · 7. She'll tote 20,000 no problem and a whole lot of fun to drive! With a truck like this, mileage ain't a issue. Both transmissions cost over $2000 good used. Our custom designed, direct fit adapter plates designed to adapt the DT360/DT466 motor to the 4R100, 5R110, E4OD, ZF5, 7. 1? Its horrible on gas, but I love my truck. Has the ZF6 in the '05 been changed or is it the same transmission ? Is there any problem with the clutch or transmission handling the 6L torque and power ? Chev is running a ZF6-S650 in their Kodiak trucks with the Duramax Oct 1, 2002 · The present trend toward larger and heavier-duty pickups has now brought the ZF S6-650 6-speed manual gearbox onto the scene. Do the Duramax trucks receive heavier duty front control arms / diff / knuckles. 76) is primarily for gas engines, the close ratio (4. 8l) - ZF6 for my 2V V10 4x4? - Hey all, I am in the planning stages of doing the unthinkable. 1. 6. It has been used behind diesel engines from 1999 to current production and behind gasoline engines starting in 2002 models. don't know what I was thinking, since most ZF6s are on diesels I believe? Will a ZF6 on an early build 99 f250 7. The ZF S5-47 featured a higher max input torque rating, which was required Oct 6, 2022 · The 6. 72/0. swapping my v10 for a 7. My 02 LB7 got 16 towing 10k around town and 20ish emtpy. Aug 24, 2006 · I have a 1999 F250, gas 5. 3L Power Stroke Diesel - ZF 6 speed - I am wanting a ZF 6 speed for my 97 7. ZF S6-650 1999 – 2003 Ford Super Duty, 7. Turns out, the only downside to the 6. 3 and 5. You might contact Midwest to see what they have to say. And which one do y’all think 26 votes, 33 comments. The G56 isn't the best trans from what I hear. What are advantages to my 8. 9L idi powered trucks exist that were equipped with the ZF 5 speed. For decades, the battle between gasoline and diesel engines has raged on, dividing car enthusiasts and everyday drivers alike. 4L Power Stroke Rebuilt Transmission comes Jan 19, 2011 · I don't know about the 6 speed allison. The entire 460 gas gear set will swap into a diesel case and vise versa. 0L, 6. I've been trying to find the answer to this question but have been unable to find a definite answer. 4 with a zf6 transmission. 4 Powerstroke? The 6. Not much else compared to the diesel zf5. I'm planning Feb 26, 2019 · Does anyone have any input on this? I am looking to put a zf6 behind a DT360. 4 Powerstroke engine was made from 2008 to 2010. Easiest setup would be a Cummins/nv5600/205 cause that works in a Chevy. Have tried draining pan and changing filter. 4 gas trucks. 3 with a 4r100 and electric transfer case. 3 w/manual transfer case? Is there a difference in the 6 speed (ZF6) transmission for the gas rigs and diesel rigs? Reason I ask, tranny shop quoted me $1500. 4L Power Stroke The ZF 6 Speed is a German ZF Friedrichshafen AG engineering design, This transmission is an end loaded aluminum case with integrated bell housing. If you would like to get out of the core charge you can send yours in first. 4 zf6 differences - Something went boom on my way home from work. 3L, 6. Not slipping or anything yet, mainly just looking for a project. The bellhousing is differnt and the gear ratios are different. my dream setup has always been a 99-02 7. Dec 3, 2021 · 18 years old, fairly new to diesels, but been building high performance engines and vehicles for a few years now. Are all the GM twin disks diaphram pressure plated? With the odd (compared to nv4500 and 5600) throughout bearing and slave setup, it it possible to put a weighted Upgrade your drivetrain with our Performance Remanufactured ZF S6-650 6-Speed Transmission, engineered for power, durability, and reliability. Between missing my old Pickup and driving trucks, I'm starting to get bored with the auto and really miss rowing gears in my daily (Should also note that I live in a small town so traffic is a non-issue). Don't do it. Dec 28, 2024 · Overview of Powerstroke Engines Powerstroke engines are diesel engines. Our factory rebuilt re-manufactured transmissions are dyno tested before leaving the factory, ensuring the highest quality Feb 20, 2010 · The ZF S5-42 is built in both a 2 wheel drive and 4 wheel drive version with gas and diesel designs ZF first introduced the S5-42 in 1987 and was used in the Ford F250, F350, F450 and Super Duty trucks until 1994. 0 mpg range. Im wondering. Both are reasonably hard to find. Even though there are 3 different versions of the ZF6. 5 to 8. 6637, straight pipe into dual stacks. . Rotational grinding growling noise on deceleration. Truck had a lighter duty gas ZF6 already. 0 was like entering a new diesel world for me back in the day, plenty of pep for a daily and able to pull heavy with a bit of power left over. Aug 24, 2008 · The gas ZF's are wide ratio while diesels are close. I guess one size does fit all. I don't know about the input shafts. Are the parts different for the diesel trans or is it another case of Ford diesel transmission guide, featuring transmission ratios and applicable model years for all transmissions used in IDI and Power Stroke diesel applications. The tranny is a zf6 with ceramic disc, after market fork, throw out bearing. 3 pattern ZF6 , It came in 1999 to 02 F250-550 trucks . If you want to skip general information and read comparisons between some of the best diesel pickup transmissions follow The ZF6 6-speed manual transmission was used in trucks such as the 2001-2006 GMC Sierra 2500HD & 3500, 2001-2006 Chevrolet Silverado 2500HD and 3500, 2002-2010 Ford Super Duty F-250, F-350, F-450, and F-550 with gas engines, and 1999-2010 Ford Super Duty F-250, F-350, F-450, and F-550 with diesel engines. Billet flex plate or dual Oct 25, 2013 · My understanding is the diesel ZF5 is a close ratio and the gas ZF5 is a wide ratio. Now add in the IDI to ZF adapter and now there's a spacing issue. She is 4 wd with a straight axle and warn hubs. Mar 7, 2013 · I know these are posted somewhere, but does anyone know the ratios through the gears for an OBS ZF5 vs SD ZF6. Youtube vids, forums, etc. Wondering if anyone has an opinion one way or another about the ZF-5. ZF S6-650 vs S6-750 The S6-750 is an improved version of the S6-650 found in the 2003 to 2010 model year Ford Super Duty equipped with the 6. I get 50/50 fluid and AIR when I try to ZF S6-650 1999 – 2003 Ford Super Duty, 7. 3 f250 manual Nov 11, 2013 · 6. I've been too busy to update these, so realize they are just rough figures. What is the differences in the two other than the bell housing obviously? Also are the bell housings/front casings interchangeable? Jan 10, 2005 · You IDIers are the most swap savvy bunch I know of so for this I come to you, recently I had a tranny guy tell me that the only difference between gas and diesel b-housings was the size of the bolt holes and perhaps the alignment studs, is this true? Dec 25, 2021 · The zf6 gives you a basement gear. They provide good torque and power. 4 Power Stroke diesel. 00 becuase it is a diesel. Feb 12, 2018 · So I found a 02 zf6 conversion and my truck is an e99. 3L Power Stroke 2001 – 2006 GMC Sierra/Chevrolet Silverado, 6. Few 6. Dec 14, 2023 · After hours of searching through hundreds of half informed threads I’m Going for the most in depth and thorough zf6 swap walk through in the world. 3L Power Stroke Diesel - 7. They are used in Ford trucks. Im bored tonight, so Iv been messin around the net looking at everything truck related. I thought youd bend shifter forks trying to shift this quick?? Also does everyone with the ZF Jul 11, 2012 · Will a zf6 from a gas truck be geared high enough to put behind a 6bt? And will the np 205 i have bolt up to it? The other transmission i have to use is a c6 and i have read that it is not preferred. This can lead to the mounting ears breaking off. Apr 1, 2013 · The ZF6 isn't a hard swap, but you'll need both the transmission and transfer case, along with all associated hardware. Diesel being the high torque. 3 4 door short wide bed. I would rather put the money in the 99 instead of pouring money into the 94. Jun 3, 2005 · I've got a ZF6 in my '00 Superduty and it works well. 0 or 7. May 8, 2009 · What are the differences between the GM and Ford ZF6's? I've got an old ford sledpuller with a Cummins conversion and a GM ZF6. May 27, 2009 · The ZF S5-42 has the exact same size shafts, gears and slightly larger bearings than the NV4500 HD dodge diesel version. I currently have a s6-650 from a 2000. 4 style ZF6. Feb 18, 2010 · The major difference that I found so far is that the starter on the 99 bolts through the bell housing on the zf6 instead of to the spacer plate like on the zf5. Either way both are stout transmissions, the ZF6 has a 26,000 lb GVWR and is a great transmission to tow with. 3L Powers Jan 21, 2014 · Either G56 or ZF6 you'll spend something like $900 for flywheel and clutch. 4L and I usually have to start out in low because the little rinky dink 330cubic inch ain't got the power to take off in first without heating up the clutch pretty good. Could it out pull any diesel truck? Out run Dec 29, 2003 · For the diesel application, the choice is clear; the ZF 6 speed offers an extra gear which is desirable in diesel applications, and it also offers the neccessary torque ratings to handle the diesel motors, but in gasoline engines for the reasons stated above I would much rather have the NV4500. 2l gas engine vs an older diesel (ex. 4L, and 6. But my ZF truck got better fuel mileage towing than my 2 5spd allison trucks got empty. Will need our oil filter relocation kit to clear starter on certain application motors. trueI did a 12v/zf5 in my 4x4 f350 obs, owned a zf6 powerstroke. Which do y’all think is better for daily driving. My 04 LB7 and 05 LLY Allisons got 15 empty and 11 towing 5k. The 2wd and 4x4 ZF's of the same model are the same inside except like most every other manual transmission out there the extension housing and mainshaft are different. 0 gas Dec 29, 2006 · My 2010 f250 has the zf6 with a 5. We have a large inventory of rebuilt ZF S650 Manual Transmissions plus transmission parts. 1l gas guzzler. 2 versions of the ZF 5 speed were produced, the ZF S5-42 & ZF S5-47. May 3, 2017 · I thought the V10 and diesel came with the ZF6 and the ZF5 was in the 5. 3 diesels came equipped with two flavors of ZF6; S6-650 and S6-650 High-Torque units. Might be easier, but zf6 are more $$$$. 4 and 7. 4L Power Stroke Diesel - ZF S6-750 bellhousing info - I was trying to find some info on this but haven't come up with anything conclusive so I put this question forth based on my limited knowledge of the topic. Designed to handle heavy loads and demanding conditions, it’s the perfect solution for diesel and gas The gasoline version of the ZF6 and ZF5 is known to have poor casting issues, especially around the transmission mounts. 3 and 6. The latest version is the ZF6-750 which is the heaviest duty version. Aug 9, 2009 · My Newest-1995 Ford F-350 XLT CC 4x4 SRW LB, 460 gas, auto, Soon to be 12v Cummins, 4r100 and 700hp+ Wife- 2008 Ford F-350 Lariat CC SB 4x4 SRW, 20" factory wheels, navigation, sirius, all stock for now Mar 17, 2021 · Having issues diagnosing problems with your ZF S650 6 Speed Transmission? We can help. Where I’m from, a lower mile older diesel goes for approximately the same price as a early model 6. Also why does the right hand side exhaust manifold crack on 2010 5. It is a Jan 14, 2025 · I'm looking into options for replacing the Allison in my '02. 3 Diesel ZF6s: Ford 7. Mar 6, 2011 · 1999 to 2016 Super Duty - ZF6 fluid difference between gas and diesel version for 08/09 - Hello I am a owner of a 2010 F250 5. You'd almost need a 78/79 Ford D60 front alxe so you can run a 261 or 271 t-case. 3 Jun 23, 2010 · I have a +05 zf6 in my truck from Midwest Transmissions. Cooper discoverer at/3's. The two engines we will compare are the 6. 2 diesel, pump turned up and advanced a hair. 4L, with a bum 4R100. There was the first version ZF6-650 used in 1999-2000. 3 in the F250. What is the 6. 6L Duramax ZF S6-750 2003 – 2010 Ford Super Duty, 6. This 6-speed transmission was introduced in 1999 in the Ford F 250, F 350, F 450, F 550 and stripped-chassis models. Stick is the way to go. One thing to remember is the allison take alot more power to turn 50Hp IFRC s that will hurt your fuel mileage over the manual thats got less rotating Transmission Swap Comparisons If you are considering a transmission swap the following comparison information can be very helpful in your decision making. For you, the zf6 is just duplicating what the factory did. These engines are built for heavy-duty work. GM adopted the S6-650 ZF 6 Speed The price is $3,200 + $2,000 core charge. Unless you intended to do sled pulls, or plow snow - keep the automatic. No problems. i’m wanting to build a work truck/ towing rig for my racecar/enclosed trailer (42’) loaded with tools, sleeping quarters, parts, etc. The standard torque version was used in 1999 and 2000, while the High-Torque version was used in 2001+ trucks. The ZF S6-650 is built in both a 2 wheel drive and 4 wheel drive versions with a diesel design only. My only real questions are about the axles, brakes, and suspension. 0L & 6. etc than a gas truck? (Is there any reason for me to swap Oct 20, 2010 · nv5600's are harder to find than a GM ZF6 IMO. Aug 16, 2013 · Yep. Jul 29, 2009 · I found a rebuilt zf5 trans for sale but it is oringally out of a gas 95 460 trans Would this work to replace my zf5 in my 7. 3 style ZF6, or 6. It has the bottom of housing complete (not open like a zf5 ) and the input shaft has larger 1. Oct 13, 2010 · Thinking pretty seriously about replacing the C6 in my car with a ZF-5 manual/overdrive trans from an F250. See cost comparisons farther down the page. early '99 converted to late '99 F-350 dually, 4x4, 4 door, long bed, 6 speed. Where is the best place to find one? Maybe at Yard sale price:-X22 Anybody have a line on one I would appriciate hearing about it. Putting the ZF6 on a Cummins takes a custom adapter in the $800 range. Then came the ZF6-650HT (High Torque) from 2001 on. The light duty gas NV4500 has smaller shafts. Shipping is free both ways. The ZF is a light weight, but heavy duty transmission. Many people love these engines for towing and hauling. 77) is for diesel engines. 7L stack up. Diesel ratios are much better. Both fuels offer distinct advantages and disadvantages, leaving many scratching their heads when it comes Jan 11, 2005 · The wide ratio (5. Apr 28, 2024 · Keen to uncover the key distinctions between gas and diesel engines? Explore the crucial factors that set them apart in this insightful comparison. I currently have 23,000 miles. 7. 3L Power Stroke ZF S6-750 2003 – 2010 Ford Super Duty, 6. 0/6. They are quality folk and diesel nuts to boot. 4Liters? Last edited by Colin Cross; Apr 29, 2016 at 03:00 PM. (symptons: can't bleed tranny anymore after coolant & trans fluid mixed due to bad OTW cooler in raidator. Wouldn't consider an auto tran. The S6-650 has a an internal oil pump to Jan 28, 2014 · On a recent trip I was pulling a 4000 lb antique tractor on the interstate running between 65 and 70 MPH and I had a couple tanks of gas that were in the 7. Sent from my SAMSUNG-SM-G935A using Tapatalk 1979 chevy c30 dually, sm465, 373's? Converted to 6. 3 Powerstroke. 3. Your t-case options go to crap when you run a ZF. Will it work? I know it will bolt in but when it comes to the wiring from what I've found the 02 is different than a 99-01. From legendary reliability to modern performance, this comparison breaks down how the 7. Nov 26, 2006 · The gas ZF6 is different than the diesel ZF6. I was once all about swapping in a ZF6, but then I read somewhere that the final 5th gear vs 6th gear ratio of each was nearly the same? That and several people have brought up that Jan 10, 2005 · You IDIers are the most swap savvy bunch I know of so for this I come to you, recently I had a tranny guy tell me that the only difference between gas and diesel b-housings was the size of the bolt holes and perhaps the alignment studs, is this true? Sep 29, 2011 · Was wondering what differences there may be (internally) between the ZF6s in the Duramax versus the one in the Superduty. Is it really worth it? the DT plan is to be 600-650hp so 1000-1200ft/lbs Jan 24, 2013 · Alright guys, I have a 2005 8. Apr 25, 2008 · ZF S6-650 – Heavy Duty 6 speed manual transmission has an aluminum alloy main gear case and tail housing with the bell housing integral to the case. 3? Or if I could swap the internals from one to the other. I believe the ZF is rated at 350 ft-lbs. Dec 7, 2018 · The zf5-42 diesel has the best gear spread for the Cummins of the zf5's, the zf5-47 gas 460 trans has the same gear spread of a Getrag 1st Gen. I have a 460 ZF5 with a tailhousing sans mounts (last Sep 30, 2015 · The ZF 5 Speed replaced the T-19 in Ford diesels. 14/0. 00 to rebuild the tranny then called back and said it will be $2100. Call 888-316-2940 to order. Feb 25, 2008 · Hydra flash tuner. This the is Ford 7. There's a dude (wildhorsemfg) that makes transmission adapters to do the swap, carrick customs for motor Dec 1, 2020 · How good is Ford's ZF5 transmission? Specs, gear ratios, and common problems with the ZF S5-42 and S5-47 manual transmission from Ford. 3 extended cab with ESOF transfer case easily swap into a 2002 f350 crewcab 7. Jan 14, 2015 · I'm currently working on transfering a duramax / zf6 combo into a 2500hd gas truck. 0 diesel have different bell Sep 18, 2017 · I was wondering if anybody knows what makes the ZF6 out of the 6. 3). There are two versions of the Ford ZF 6 speed, the 7. I have a sheet that says the wide ratio was an option with the diesel. Jul 8, 2024 · 1999 - 2003 7. But the s6-750 is rated at another 30ftlbs and another 4,000gvw. I've never driven a nv4500 to compare how it is to a zf5. 3 powerstroke, 5 speed. 3, I know the v10 is great and I love it, but I want to put the v10 in an ex and a 7. The case bolted right up without a problem. The truck is an early 99 crew cab long bed 4x4 dually 7. I recall with a 302 making it scream in every gear to get anywhere. Thanks. The fully synchronized transmissions are quiet, offer smooth shifting with positive engagements, and have not been the Dec 9, 2016 · 1994. 375 splines . ZF first introduced the S6-650 in 1998 on the Ford Super Duty and compatible stripped chassis’s. One of the diesel rags just showcased a guy with a pretty quick stick Chevy. May 2, 2025 · Whether you're shopping for a used diesel truck or trying to decide which generation of Ford Powerstroke is worth investing in, understanding the pros and cons of each engine is key. I just made that call when putting a 24V in an 05 F250. 4 stronger than the one out of a 7. The swap was out of a 2001 7. (blue solonoid pack?) Need to sell this truck. Feb 24, 2024 · Buckle up for the ultimate duel: gasoline vs diesel engines! Find out the advantages and disadvantages of both fuels in terms of efficiency, performance, and cost. (wrecked) 1994 ford F350 dually 4X4: 7. Aug 14, 2022 · 1999 - 2003 7. The transmission proved to be a reliable gearbox for Ford diesel owners. Dec 31, 2012 · Modular V10 (6. This high-performance transmission is expertly remanufactured using premium components and precision machining to meet and exceed OEM specifications. I'll say up front that new Tremec 5 and 6 speed transmissions or any other aftermarket high $$$ options are not going Jan 7, 2021 · Just out of curiosity, what is everyones thoughts on the 6. I've owned and driven several small block and big block ZF5s but never a diesel ZF5. 2 gas. The ZF S6-650 6 speed makes both of those look like childs playthings in comparison. But all 3 have the same gear ratio whether gas or diesel. Got it down to either a ZF-6 or a GM NV4500 out of a 6. BELLHOUSING DOES NOT NEED CUT/NOTCHED FOR STARTER. 0 was that it didn't have a reliable engine. The zf5 works great, the zf6 is slightly better because the ratios are closer, and it shifts better. 3L Power Stroke Diesel - ZF6 v ZF6 - I originally posed this in the Superduty forum. nmwb fto ngubwqxe rditf mel gzbqeiw fwvzk jbgpv umys tfw eloxri cenrd vnokjzmse cai timwa