How much hp can a stock 4l80e handle.

324 posts · Joined 2010. #6 · Jun 11, 2011 (Edited) x2. I had 4 bolt 350 with stroker to 383. 300 hit on a 509 (engine dyno) hp motor. Got a crack and called Dart for new block. 250 hit, lasted many years. 300 hit lasted 5 weekends. That was my 3400lbs 10.10-9.95 135mph Nitrous combo. Like.I am looking to build my own 4L80e. I have not built one yet but have done a few th350 and th400's years ago. Anyhow what all aftermarket internal parts are recommended for building a 4l80e that can handle up to 800hp? I am aware of the different controllers and converters but i am unfamiliar with whats really needs to be beefed up internally ...2850 posts · Joined 2010. #3 · Apr 22, 2017. my stock trans with a shift kit held a little over 300whp with a 2600 stall converter for 2 years. when i did my rebuild i was making just a little over 400whp on a patc level4 kit. i did end up getting come codes and pressure issues with my pcm that limited me to pushing the trans to its full ...It depends on how high you want to rev. Reciprocating acceleration forces change a little with stroking a quarter inch (or 3/8) or so, but increase the RPM from 6,000 to 7,000, or 7,500 and very serious changes in stresses due to acceleration will occur. Pat. From sunny California. Still working on the '37.Black. 2001 Camaro SS M6. I have read out of my LS1 performance book that they are great rods and can handle pretty much 800hp out of them. If I was going THAT extreme I would probably change them but for 600hp I would just re-use them bitches.

If you want to keep your truck dependable without having to rebuild the tranny, keep it to about 90 hp over stock (that is about 160-180 lb/ft of torque over stock) 2021 GMC Sierra 3500HD Denali. Lomax Diamond Mist Tonneau. SOLD 2016 GMC Sierra 2500HD Denali. SOLD 2004 GMC Sierra LB7.

With that said, it isn't really about how much material can be removed but rather, how much needs to be left. Again, this depends on material, design and journal size. A 4340 crank with a 3.250" stroke and 3" journals can have a much larger gun-drilled hole than a 4340 crank with a 4" stroke and 2.600" journals.2019 Miata RF, 88 325i. depends on your definition of handle. i don't think a stock clutch is going to handle a 100+ hp boost for very long. if you're gonna do it, do it right, replace your clutch with something grippier, and replace your guibo/flexdisc. trans and engine mounts might be a good idea too. 01-27-2008, 10:11 PM #3.

How much nos can a stock 350 handleThis 4l80e can handle how much?! #fypシ #4l80e #4l80eswap #gta #gm # How much horsepower can a vp44 handle? the 11 top answersHow much power can a 4l80e handle. How Much Power Can a 4l80e Handle - Sail & JoyHow much power can the 4L80E handle? A totally stock unit or rebuild will typically live well with up to 450 flywheel HP/TQ. Above this point the direct clutches will not live long without some hydraulic improvements. What is the difference between a 4l60 and a 4L80 transmission? The 4L80E is larger and heavier than the 4L60E. Its more hefty ...A perfectly tuned, 4 bolt main converted half filled '69 351W block that has high quality lightweight parts in the rotating assembly could probably take somewhere in the neighbohood of 700 n/a hp. Maybe 750 or so with a power adder shifted at 6000 rpm. Of course this is taking a big gamble.How much HP can a stock 6l80 handle? With these modifications, a 6L80E can handle 500 to 600 rear-wheel horsepower in the typical street/strip application, although we have had customers push them all to the way to 1,000 hp." How much horsepower can a 4L80E hold? The GM 4L80E Performance Transmission Level 4 is powered with whopping 800 Horse ...

Typically, a stock 5.3 engine with cast pistons can handle up to 8-10 psi boost with proper tuning and supporting modifications such as upgraded fuel injectors, increased fuel pressure, and a boost-friendly camshaft. However, pushing the engine beyond these limits can cause issues such as engine knock and detonation, which can lead to engine ...

All the power stuff makes it really nice. Especially the cruise for me. Adding more power is very simple. However, if the Allison can only handle another 80-90 hp without damage. A 4L80E would probably self destruct in short order with another 90 hp and additional torque. I think it's the added torque that would kill it.

Bear. 2251 posts · Joined 2007. #5 · Apr 3, 2010. I run a stock case th400 with over 900hp in a 3500 + lb car with a 5000 stall and a brake with no problems. All I have is a good sprag and its been just fine. 2002 Camaro. 521" BAE Hemi, Kobelco 14-71 K11 HH, Bruno/CS1 Lenco 3 speed transmission.The horsepower that stock and an upgraded 700R4 transmission can handle is not the same. If you’re wondering how much hp can a stock 700R4 handle, the answer is around 300 HP. Though a stock 700R4 is rated to handle 350 HP, the users tend to have trouble when they go over 300 HP.There is a tag located on the engine just in front of the injection pump. it'll either be an ISB235 (235hp) or an ISB245 (245hp High Output) that is what horsepower that engine will produce @ the flywheel with no accessories. (alternator, A/C, vacuum/powersteering pump etc.) As far as how much horsepower a stock clutch can handle, not very much.A two-bolt main, cast crank bottom end, properly machined and assembled would be good for at least 550-600 hp. 6-6300 rpm limit. 4 bolt mains and a steel crank can handle 700hp and 7200 rpm. Authentication and pre-purchase inspection service still available. PM me for more information. :thumbsup:Jazzer The Cat. 8048 posts · Joined 2008. #22 · Nov 14, 2008. It is pretty commonly understood that a stock 4.6 in a '99~'04 block is good for about 400HP at the crank. Some have gone higher, but this seems to be a good limit.I want to upgrade to a crate motor with just over 400 hp and 400 ft-lbs of torque, 700R4 trans, and VBP suspension but I want to make sure the stock rearend can handle that power. I have read on this forum, 600 hp with street tires, 400 with slicks. If the rearend is in good shape. He has the weaker 80-82 rear end.

4L80E: Rated to ~450 hp stock. So while the 4L80E has a slight power handling edge from its larger case, shafts, and gears, a 4L60E still excels for most 400+ hp street applications.How much HP can a 4L80E handle? The 4L80E transmission is a four-speed automatic that was released by General Motors in 1991. It was designed to replace the dated TH400 and it has become a popular choice among drag racers looking for big power handling capabilities.The 48re transmission has a maximum payload capacity of 1,000 pounds. The transmission is capable of handling up to 6,000 pounds of towing capacity. The 48re transmission is mated to a 5.7-liter Hemi V8 engine. The engine produces 383 horsepower and 400 pound-feet of torque.Jul 14, 2009. #2. A stock one will hold up for some time with 500crank hp. Push more than that and it is on borrowed time. Plus with a used one who knows how abused it already is. A rebuild with good & extra clutches will result in 600-700 crank hp. Some more easy mods and you can build them to hold well over 1000hp.August 22, 2022 by John. The 4L60E is a stock GM transmission often found in Silverado and Sierra trucks. It's a four-speed automatic with overdrive, and is capable of handling up to about 325 horsepower. The 4L80E, on the other hand, is a heavy duty version of the same transmission that can handle up to 450 horsepower.People tend to keep the WTQ below 400 wheel and you can make 450-500 hp reliably. Hell, Ryan Gates ran his stock block for 10000+ track miles on e85 at I think around 530-550 whp. (PS- Use the search button, this topic is covered multiple times) www.driven-fabrication.com.

Reads 148. A stock 4l60e can handle up to about 600 horsepower. However, there are many aftermarket options that can greatly increase this number. For example, there are upgraded input shafts and output shafts that can handle up to 1,000 horsepower. There are also transmissions that have been built specifically for drag racing that can handle ...Ok, if you have a T25, 12 psi is the more conservative boost that the stock engine can handle. (some say 14 psi but the T25 max out at 12 psi.) If you lower the compression, you can have alot more hp with out problem. The weak point of the SR20DE RR is the higher land ring on the stock piston.

LS7x. 590 posts · Joined 2010. #6 · Jun 5, 2010. The c5's can handle a lot with some decent mods... there are plenty of upgrades for the stock A4 tranny's go with a xtreme duty rear and upgrade the half shafts.... most of the guys I know are putting 700+ to the rear wheels and they are holding up.Is It Possible to Push a Stock 4L60E to Handle 600 Horsepower? The 4L60E can physically hold 600 hp for short bursts in ideal conditions. But reliability risks rise exponentially. Attempting 600 hp in stock form requires: Very light vehicle weightThe rear in my car is out of another members who just upgraded to a Dana 44 he has run a best of 10.88 with it on nitrous and 11.67 N/A. I can give you more info on the rear end when I get home I would have to see the paperwork on it to tell you what all has been done to it. Sampson 9/22/97-1/1/05. Like.At 600 whp they seem to last about 100 passes. At less than 400whp, the gears should last almost indefinitely, barring other problems. At 800whp, it's probably in the area of 10 passes. Horsepower in fine for talking about gear life. Any horsepower level is going to have a fairly narrow range of torque it will produce.You will be perfectly fine with stage two's which are around 140+HP. Your stock turbo will only be in the 35-38 psi range with those sticks. Your usually good till 40+ psi. New bolts should hold it for a good while. '99 Super Duty Pullin Truck with a trick 6.7L twin turbo CR built by BDP. Save Share.Reads 148. A stock 4l60e can handle up to about 600 horsepower. However, there are many aftermarket options that can greatly increase this number. For example, there are upgraded input shafts and output shafts that can handle up to 1,000 horsepower. There are also transmissions that have been built specifically for drag racing that can handle ...Originally posted by DDDD. The 4 speed tranny is good for 600 to 700 hp. This is evidenced by the fact that Porsche built factory race cars with that power, and used the 930 tranny. Also, Porsche supposedly built in a 50% margin of power into all their engine systems, so you multiply the output of the stock 3.3 by two and get at least 600 hp.Jun 5, 2023 · It is well-known for its durability and many stock 4L60E transmissions can handle up to 425 horsepower due to the heavy-duty internals and the extra-wide bands that are pre-installed. The stock 4L60E is also designed to handle up to 450 lb-ft of torque and can handle up to 600 hp with upgraded components.

A 4l80e, stock (either new or rebuilt using stock-level parts), can handle about 450 hp or thereabouts. If you expect to go beyond that, I would suggest getting one built for more hp. A 6l80e, stock, is in the 5-600hp range from what I gather from google.

324 posts · Joined 2010. #6 · Jun 11, 2011 (Edited) x2. I had 4 bolt 350 with stroker to 383. 300 hit on a 509 (engine dyno) hp motor. Got a crack and called Dart for new block. 250 hit, lasted many years. 300 hit lasted 5 weekends. That was my 3400lbs 10.10-9.95 135mph Nitrous combo. Like.

It's possible to reach 400 whp on the stock block, with the right tune and upgrades (Turbo, E85, etc). It's even possible for this to be reliable, for a while. The 2.3T Ecoboost motor is a fragile ecosystem though. If one little thing goes wrong, or you get a bad tank of gas, it can be an expensive problem.Feb 27, 2008 · IIRC the stock engine is good to about ~500-600hp max. **WARNING: This post contains 93% sarcasm and 7% facts. Please make a note of it.**. 05 LLY - CC SB - Stock . BIG THANKS TO NELSON DIESEL PERFORMANCE & NDPspeed!!!! Share. Like. With a stage 4 clutch. Im not saying they arent great trannys, but i have a stage 5 competition 4 puck clutch, only making 235whp, 190 torque and i threw a rod inside my tranny straight threw it.. nice 2 inch whole threw the bell housing and out the other side. Great times. Make sure if you use the Z6 trans, get LSD, and a quaife and have a ...6826 posts · Joined 2012. #29 · Nov 25, 2019 (Edited) RocketRobin said: The stock clutch can handle about 360 lbs torque. I swapped mine out for an ACT HD clutch that can handle 522 lbs. Pedal pressure and modulation is ok for city driving, but it's not the nicest. This clutch takes a while to break in.Feb 20, 2023 · Stock 4L60E planetary gears are designed to handle up to 400 horsepower and 380 lb-ft of torque. Upgrading these components is an effective way to increase the power handling capability of the transmission. Aftermarket planetary gears are available for the 4L60E, and they are designed to handle up to 700 horsepower and 650 lb-ft of torque. I want to upgrade to a crate motor with just over 400 hp and 400 ft-lbs of torque, 700R4 trans, and VBP suspension but I want to make sure the stock rearend can handle that power. I have read on this forum, 600 hp with street tires, 400 with slicks. If the rearend is in good shape. He has the weaker 80-82 rear end.How much horsepower can a stock 4L80E handle? 700+ horsepower In short, Performance Automatic yields a 4L80E engineered to handle 700+ horsepower and comparable torque. What year 4L80E are the same? 4L80E production started in 1991 and continues today. 1991-1996 cores are essentially the same and interchangeable with some minor updates and ...Some 1 correct me if am wrong. Tranny about 700, but ur clutch will fail way earlier, then ur differential bushings, then ur half haft axle's, then ur engine about 700hp depends on the tuner, the main axle might fail due to extreme torque ~600, safe bet 600hp n 500lb of torque ur in the green after clutch kit install.

172 posts · Joined 2007. #15 · Mar 27, 2009. i run a 230hp tune on my truck and its got a stock 48re. pull atleast 20k on flatbed without a problem...never turn the tune down either..pyro gets PRETTY warm when in it real good. *thats an 05 dually*. '09 QCSB 4x4 bone stock farm truck, recon strobes, boss 9'2" vxt.The remaining listings are stock transmission ratings that tend to be more conservative. Note for instance the significant difference in torque capacity between the Chevrolet Performance 4L85 and the production 4L80E. It is likely that the stock 4L80E can handle much more torque than the factory rating of 440 lb-ft.How much power can a stock 5.0 handle? Like the old 5.0L pushrod V8, numbers vary all over the place. However, the general consensus is the new Coyote can live comfortable and reliably at 750 crank horsepower. Can a Mustang have 1000 hp? The Mustang outputs 1,000 horsepower from its twin-turbo and weighs in at 3,900 pounds. This one's also a ...Instagram:https://instagram. hells bay boats usedtrenton staneart palestine txeastern time to cstschnucks creve coeur How much HP can a stock rearend handle. My 327 is putting out about 350 HP. Running a Tremec 5 speed with 3.73 stock posi. In my younger days I would break axles not the rearend in my 63 Impala with same amount of HP but I had an automatic in the car. I know of the aftermarket posi units but does anyone make aftermarket axles for our trifives? la dona yumamidland mi garage sales 172 posts · Joined 2007. #15 · Mar 27, 2009. i run a 230hp tune on my truck and its got a stock 48re. pull atleast 20k on flatbed without a problem...never turn the tune down either..pyro gets PRETTY warm when in it real good. *thats an 05 dually*. '09 QCSB 4x4 bone stock farm truck, recon strobes, boss 9'2" vxt.All the power stuff makes it really nice. Especially the cruise for me. Adding more power is very simple. However, if the Allison can only handle another 80-90 hp without damage. A 4L80E would probably self destruct in short order with another 90 hp and additional torque. I think it's the added torque that would kill it. rosenau funeral home 0. 0. Jul 19, 2001. #3. You want power, you can get it with the RX7. A local mod shop sold his RX7 monster. 484 HP, 515+ torque in a 1.3 liter engine. It was a monster, but he sold it to buy a Mercedes for his wife and son. The rotaries were made for power, but have a higher maintenance. Think about that when you buy one.Do you know that the STOCK Mustang GT500 motor can handle a little over 1000HP!!!!! I've been following a build of a Mustang GT500, the first to break 11's, then 10's then 9's in the 1/4 mile! Well it recently broke into the 8's!!!!! We are talking about a stock bottom end GT500 motor making 1079 twin turbo'd hp.