How much hp can a stock 4l80e handle.

How much HP can a stock 4L80 handle? Sometimes referred to as the Heavy Duty TH400 , the GM 4L80E transmission is a four-speed automatic overdrive transmission that has been in use since 1991. This particular model of transmission is capable of handling high power outputs, making it popular among racing and off-roading enthusiasts alike.290-300whp. as for the 500 @ 17psi on a stock bottom end, thats complete bullshit. its plain not physically possible with those rods. and also, thats an extremely low boost level for that hp rating. not possible. if it was, everyone and their mom would be rockin 500whp tegs. i mean, come on. try to be somewhat realistic. did you even read the ...Not too many people are breaking built 4R70Ws. Mine really isn't a stock V6 tranny - it was built to Jerry W. spec by a shop he uses. But the '99 and up V6 4R70Ws are not too far behind in their ability to take power. 95 Lightning - Slow. 95 Convertible 357 turbo. 10.5/135 @ 3800#. SCT Tuned.815 posts · Joined 2011. #2 · Dec 14, 2020. You can make 500-600 hp on a stock block but the stock rods tend to fail somewhere North of 400-450tq. If you want something reasonably reliable for a modded car, at 600+hp, you might as well build the engine. Stroker kits help spool big turbos but won't rev as high.A 4.6 2v can handle a fair amount of hp. I don't think there is any definitive answer, as it depends on the internals and how much tuning the engine has undergone. A well built 4.6 2v can handle upwards of 500hp at the crank. However, there are always exceptions to the rule and it's not uncommon to see a 4.6 2v explode at lower hp levels due to ...

When comparing 4L60E vs. 4L80E transmissions, one important aspect is their respective shift quality. While both transmissions offer smooth shifting, the 4L80E is designed to handle much heavier loads than the 4L60E. This means the 4L80E has larger gears and clutches, providing a firmer and more reliable shift to a vehicle.

17167 posts · Joined 2011. #2 · Jun 17, 2014. I think its typically good for 90-100 HP over stock. 2009 GMC Sierra 2500HD SLE CC/SB 4x4 LMM. EFI Live, Edge Insight CTS, Flo~Pro 4" DP back exhaust w/ muffler & stock trumpet tip, Alum. bleeder screw, WIF sensor delete plug, Fumoto oil drain valve, Pacer LED cab lights, GM dually light bar under ...There is absolutely no way that an Allison will fit in my truck, so I was wondering if the 4L80 can be built to handle a Duramax and if so what would I need to do with it. At the most I only plan on adding a programmer to the D-max, my truck weighs 5750lbs, has 4.10 gears, 38" tires, and won't ever see trailer loads over 10,000lbs.

This article will provide an overview of the 6L80E and its power handling capabilities, as well as a step-by-step guide to installing it in a variety of vehicles. The 6L80E can handle up to 685 horsepower and 600 lb-ft of torque. Install the 6L80E transmission to the engine. Secure the bellhousing to the transmission and torque the bolts to the ... The torque converter on this automatic transmission is a fluid turbine drive, much like those found on its predecessors, e.g., the 700R4, 4L60, TH350C. The 4L80E also comes with a lock-up pressure plate for direct, mechanically-coupled driving from the engine crank. It is 26¼ inches long and boasts a 310mm torque converter. The 4L80E needs very little to handle 600-700 HP. A 34 element sprag (stock on later models) and some hydraulic modifications, heavier intermediate snap ring, assembly tricks is about all it needs. All the same mods you do to the TH400, you do to the 4L80E. It can also be setup for full manual operation, no controller required.Jan 16, 2004 · My T5 has lasted very reliably behind about 480 ftlb flywheel torque (412 at wheels) with much full throttle use at the strip. Having said that though some people seem to be very 'hard' on transmissions and can spit a T5 all over the ground behind a stock 302. If you think you're in that catagory then don't use the T5.

MAVEN said: The GM torque capacity specification for the T56 used in all applications is 400lbft. What does this mean....not sure Ive seen lots of 450=hp C5's and a few 600+hp ones all using stock T56....basically the tires slip before trans damage occurs unless youve gone insane and have like 800hp/800lbft, or just mercilessly beat your car ...

How much does it cost to rebuild a 4L80E transmission? A local transmission shop will rebuild a 4L60E for around $900 to $1,200 and a 4L80E for $1,300 to $1,800, with used units going for about $400 and $600 to $1,000, respectively.

For example, the 4L60e weighing 133 lbs without fluid can handle 360 Hp. Whereas a built level one street cruiser can support up to 450 horsepower. Similarly, a built stage 2 4L60e can handle up to 700 hp. Other built 4L60e transmissions can even support up to 1000 horsepower. So it typically depends on which transmission you are using.431 posts · Joined 2009. #16 · Aug 24, 2010. ^ i can testify for shoaf his car does make 550 rwhp and then 10 bolts still holdin, mines makin 360 rwhp on motor with 12" wide street tres and i launch the piss outta mine all day, some hold up some dont its varies from car to car. -1996 Trans Am. cammed and sprayed:bat.In short, Performance Automatic yields a 4L80E engineered to handle 700+ horsepower and comparable torque. See All 29 Photos. 1. The Performance Automatic 4L80E is a proven street/strip...I have a 109 with a stock crank and rods with 4 billet caps and a girdle. The motor made 525 rear wheel horsepower @ 21 psi through a TH400 trans, and ran a 6.455 @ 105 in the 1/8 mile @ 24.5 psi. I'm guessing 575-600 at the rear wheels. only mods to the rods were arp rod bolts. Polished crank.Save up to $700 with HP Coupon Code. 26 HP Coupon verified today for HP laptops, printers, HP Instant Ink, desktops, and more. Save big with HP Discounts! PCWorld’s coupon section ...*The W58 is a much smoother/friendly trans than the R154. But it can't handle more than 400 rwhp. The R series trans is a heavy duty gear box oriented for high HP applications. Treated with the right manners and care it can handle around 900 rwhp.

The zf 8 speed from the srt is only rated to handle around 550-600hp. That is one thing people take note of. Your axles would probably need replacing depending on how nuts you go. Also, rear upper control arms since the factory ones are the shitty ones used in V6 models. Like.How much power can a stock 4L80E safely handle, before upgrades are needed? ... up running 500 or 600 horsepower. I think I saw one with a truck that had around 700 ...My Infiniti G35x was RWD full time until the rear tires slipped then the AWD kicked in. I don't mean to bust your chops but I don't think u don't have 400 crank hp with the jb4 alone. 250 whp (conservative) stock plus 75whp (conservative) from stage 1 tune, figure 25%ish drivetrain losses makes about 400hp.GeneralTJI. Not a huge deal, but EFI isn't a "chip" btw. As posted above, your tranny will fail long before the motor. To answer your question, ~650 real HP to the wheels is where thing's start to get scary on a stock motor. There are those who have gone beyond... a lot depends on the turbo setup and tuning.At 700hp with street tires, you could probably put a stock 4L80E in there with a decent torque converter and a $90 Transgo kit and drive it on a daily basis with very good reliability at your proposed power levels. As for cost, the 4L80E's are still kinda pricey. You can good good used one's for around $1000, or GM Reman's for about $1400+.

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.Power is (torque * RPM/ 5252). Max RPM for a mostly stock L28 is around 7500 RPM. If you can make the engine flow enough air/fuel (thats all that porting and polishing and big cam, etc.) to fill the cylinders at 7500 rpm, you get 240 hp. Thats a very radical L28 for the street, more typical is 200-225 hp.

Anyway I would say in a daily driver situation they will hold 600 HP very easy and reliably I would guess. I have seen 500 hp circle track engines crack blocks but they run 7500-8000 rpm every lap over and over again.. All depends on the situation. May 15, 2009. #3.check out www.ckperformance.com a stock 4l80 should handle like you said 550 on the high end. these guys got em up to about 1800lb ft. hehehe. but there are various minor upgrades, ... TH400 transmissions can be built to take in excess of 1,200 hp. You are correct to note that the OD in the 4L80E is the weak link. I trashed the OD in my stock ...Some say the 4l80e cant handle much power. I have another 2500 Suburban,6.0 Vortec, stroked to 6.6, then supercharged. Anyone running a stock 4l80e \\ np246 in high HP applications? I know what books say, I am wanting real world knowledge.If set up and maintained properly, a stock 8.5" rear with a stud girdle will hold quite a bit of power - a lot more than I have. G. Unknown member Discussion starter. #4 · Oct 26, 2006. All depends. Are you hooking up or not. If you are hooking up (slicks) it will take less hp than if you aren't able to (blowing away the tires).Feb 5, 2007 · Although some LS1s can make and live at 600+ rwhp, as an owner of a speedshop, it would be irresponsible of me to recommend making that type of power on a stock bottom end. 2008 G8 GT 11.7 @ 121 MPH Turbo 500 RWHP. 2006 GTO Cam+Bolt-ons 430 RWHP + N20 580 RWHP. 2004 GTO 10.6 @ 130 MPH Twin Turbo 950 RWHP. FWIW, My last deuce had a 120" Zippers Muscle Kit w/ woods cams, carb, some other changes. 138hp/147tq. Baker OD6 tranny. and a belt. rode it for a while w/ no problems. 2nd gear roll ons didnt break it. BUT..... the first time i really launched it hard. from about 3mph in first gear, no clutch. just twisted it wide open. it spun through 1st and 2nd, went for 3rd.. nothing. thought i missed it ...

Generally speaking, the 4L80E will be able to live well with up to 450 flywheel horsepower and torque without any modifications; however, when exceeding this point additional …

7509 posts · Joined 2009. #2 · Sep 16, 2014. ETS made 806whp with stock sleeves, stock crank and upgraded internals. There are a LARGE number (more than 50 people) who have made 450+whp on the stock sleeves and have it be reliable (10,000 miles and up). However, there is an even larger amount of people who have lost blocks …

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.An Error Occurred. Parking is currently unavailable. We'll be right back.290-300whp. as for the 500 @ 17psi on a stock bottom end, thats complete bullshit. its plain not physically possible with those rods. and also, thats an extremely low boost level for that hp rating. not possible. if it was, everyone and their mom would be rockin 500whp tegs. i mean, come on. try to be somewhat realistic. did you even read the ...Lower the PE throttle enable from 87-90% down to 60%, raise the MAP kpa to 80kpa, lower the enable torque (if there) to 80%. Look at your EQ ratio and see what it's commanding. Aim for low 12's AFR. Should be around 1.200 for good starting point. In the torque mngt tab, there are a few tables you can raise.1327 posts · Joined 2011. #6 · Nov 16, 2015. The 6r140 trans is quite a bit better than the 5r110. H&S pushed their shop 2011 6.7L with stock 6r140 to 9**hp and over 1700ft/tq. In their breaking point test. Trans slipped for very short time, then TC locked and trans never slipped again.86 posts · Joined 2008. #2 · May 6, 2008. The pre-1982 blocks will supposedly handle up to 750hp at the crankshaft, but I'd use a steel billet main stud girdle, as I did on my own 302. The blocks produced in 1982 and newer are about 40 lbs lighter to help the Fox body cars handle better, and much of the weight savings came from reducing the ...822 posts · Joined 2003. #2 · Feb 23, 2005. There is one that is making 585hp on the stock motor (meaning nothing touched with the internals....not even a aftermarket head gasket or head studs). That is with some major tuning (Haltech), but it can be done. S13 w/ RB25DET SII. Like.I was wondering how much can a stock k24a4 tranny take. I was thinking about either going NA/ or booast. I also heard that supercharger is better for the auto since the powerband increase in linear, while the turbo spikes. Just trying to get a feel for it. and yes I know you can get a tranney swap but I don't want to since I am lazyApr 21, 2017 · 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 scares me to think that the e16g kit could fatigue the stock crank that badly at those power levels in a couple of years. What I REALLY want to know is how many folks have roadcoursed their cars (and the duration in hours/miles) at the 500awhp level without requiring an engine rebuild shortly thereafter.

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 HP can LS2 handle? Usually, an LS2 produces 492 horsepower at 6,300 rpm and 459 lb-ft of torque at 5,000 rpm. However, after performing modifications such as a forged short-block, TEA heads and Atomic intake, the power output significantly increased to 560 horsepower at 6,700 rpm and 481 lb-ft of torque at 5,400 rpm.Instagram:https://instagram. drag the appropriate labels to their respective targets. skulllhsaa volleyball power rankingspick pull merced cajennifer leigh news A tune and rear end gears, best bang for the buck on the V6. Dual exhaust will change the sound, but not really add much HP. Cold air intakes are popular, but are worthless without a tune and even with a tune don't add more than 10-12 hp. With the stock long block there just doesn't seem to be the easily made HP with simple bolt ons like the 4. ... fareway ad oelwein iadrivers license renewal livingston tx 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.As such, there is some “head room” in terms of power capacity. As long as there is no excessive wear inside from high miles or neglect, a good 5-speed Allison can hold about 100 more horsepower than stock. While that does sound like a lot at first, just consider a custom tune can easily add more than 130 horsepower, getting you well into ... jordy's family restaurant menu Yes it was a 4l60E to 4L80E swap. Pretty awesome that you can do the segment swap yourself. Turnaround was only about 14 hours from HPTuners, but when that is the last thing that needs to be done it feels like 140 hours. 1968 Chevelle - 3795# with driver. 6.0 LSX with TSP 224R cam swap. S475 Turbo.More horsepower, less cost: Discover the game-changing potential of turbo LS engines, most notably the 4.8, 5.3, and 6.0 truck-based engines can deliver a dollar-to-horsepower ratio that's hard to match using any other engine. So, if you're ready to start making those power dreams a reality, keep reading.My Infiniti G35x was RWD full time until the rear tires slipped then the AWD kicked in. I don't mean to bust your chops but I don't think u don't have 400 crank hp with the jb4 alone. 250 whp (conservative) stock plus 75whp (conservative) from stage 1 tune, figure 25%ish drivetrain losses makes about 400hp.