How much hp can a stock 4l80e handle

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.

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.audi TT 1.8t comes in a 225 hp version: 225 hp—turbocharged DOHC in-line 4-cylinder with direct ignition, two in-line charged air intercoolers, electronic turbo boost regulation, 5 valves per cylinder. Displacement: 1.8 liters (109 cu. in.) Bore: 3.18 in.The torque converter is a fluid turbine drive and like those on its predecessor transmissions; the TH350C, 700R4, and 4L60, the 4L80 features a lock-up pressure plate for direct mechanically coupled driving from the engine crank. The 4L80 features a 310 mm torque converter. As to length, this transmission is 26-1/4" long.The stock 7.3 is capable of producing up to 250 HP. However, with some modifications, it can reach up to 400 HP. It is important to note that modifications can cause the engine to become less reliable, so it is important to consult a …As far as the fluid, the owner wanted less slip and a firmer, quicker lock-up, hence the DexVI/F fluid mix. The fluid viscosity@100C is 5.0cSt with a boost of a muilti-functional phosphate ester for extra AW. The modified LH6 was dynoed at 575 Hp and originally came from a 2008 TrailBlazer. Last edited: Aug 16, 2016.Jun 7, 2010. #18. wow a stock d16 will only handle around 200-220whp b4 the rods need to be changed..... stock rods go at around 220whp....ive seen around 250whp... but that would be pushing it....soon or later your gonna have probs... just upgrade the rods to eagle h beam rods and some good arias or wiseco pistons.

May 27, 2013 · Hard Driver. 636 posts · Joined 2010. #9 · May 29, 2013. For that kind of money you should be able to buy an 8.5 S rearend with limited slip and maybe disc .The 7.5 / 7.6 will not hold up under prolong pounding from a strong V8. S10 blazer 85 2dr 2wd sbc,200 4r trans. 8.5" 3:42 disc brake rear. 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 10L90 transmission is rated for 900 pound feet of torque. That is the manufacturer's rating. I would guess that Subaru would have a similar type of rating number that can be found for the STI. That's just a guess. The thing about building any car is that you are always finding the next weakest link.896 posts · Joined 2006. #6 · Apr 9, 2010. I run the cast 350 cranks and production rods with ARP bolts in the high 10s. at 124 mph in a 3200 lb. car on a regular basis. If you keep the RPM below.My 500"/440 using 440 Source crank and rods, Ross pistons and a Pro-Gram 4-bolt main conversion has progressively gone 750, 850 & 928 horsepower. The 451 stroker with a factory 440 forged crank, Scat H-beam rods, Ross pistons, stock main caps and ARP main studs has hundreds of pulls from 621-787 horsepower.Hard Driver. 636 posts · Joined 2010. #9 · May 29, 2013. For that kind of money you should be able to buy an 8.5 S rearend with limited slip and maybe disc .The 7.5 / 7.6 will not hold up under prolong pounding from a strong V8. S10 blazer 85 2dr 2wd sbc,200 4r trans. 8.5" 3:42 disc brake rear.freelance-lumberjack. • 1 yr. ago. Depends on driver, tire, surface, gears, vehicle. The more resistance at the back end the more likely it'll break. Big difference between Slicks and a …

HP has an Ubuntu-based netbook, the Mini 1000 Mi Edition, that brings a whole new look to Linux laptops. Luckily, regular ol' Ubuntu users can put some of the Mini's black-and-blue...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 ...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.How Much Horsepower Can A Stock 4L60E Handle. The 4L60E is a popular transmission for Chevrolet and GM vehicles, but how much power can it really handle? Load reverse input clutch drum with Raybestos high-performance clutch frictions. A 500 horsepower c5 Corvette has a much better chance of keeping a stock 4l60e alive over a 350 horsepower ...

Live crawfish covington la.

Black Diesel said: Drive pressure is what lifts heads but about 50 psi of boost is usually the limit. I push about 47-48 with stock bolts. Don't plan on doing that for much longer though. Sent from AutoGuide.com App. Iv ran 58 pounds on my stock head bolts for the last 5 years and never had a problem.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.Jan 20, 2021 ... 4l80e are absolutely not out of favor for performance. They are pretty much the standard for performance overdrive transmissions and can be ... PERFORMANCE 4L80E… supports up to 1000HP. Our PERFORMANCE 4L80E series is ideal for street/strip driving and upgrades from a 4L60E/4L65E platform. It's rated at 1000 RWHP.... Price : $ 5,200.00 Add to cart How much horsepower can a stock 700R4 handle? A stock 700R4 can handle moderate horsepower levels, typically up to 300-350 horsepower, making it suitable for various street and light-performance applications. ... JEGS 60325 - GM 4L80E Performance Transmission for 1991-1996 Chevrolet 2WD Trucks (1) $2,545.99. JEGS 60436 - XHD Torque Converter ...

Apr 22, 2007 · I weighed it on a digital scale and it weighs right at 200 lbs without the converter in it. The stock 6 bolt converter weighs around 80 lbs and the 2500 stall converter with the flex plate I used in mine weighs around 45 lbs. How 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.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 horsepower can a fj60 handle?How much horsepower does a supercharger add? 6 essential things to know about horsepowerJust picked up a 4l80e. Cummins 6btTorque handle building power Horsepower koenigsegg one1Transmission 2wd 750hp ss 4l80.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 …Although the stock 4L80E transmission can handle 450/450HP over the long term, there is a critical component that will wear out faster. This is the input shaft. While it is easy to …Re: 4l80E - How much can it handle? Yes it can handle quite a bit. My truck makes 320 whp/500 wtq, weighs 3780 lbs with me in it and ran 11's. Blake 80e with a shift kit and good clutches only. That being said, if you are not goin to do alot of highway cruising the t400 would be cheaper and just as strong.Lasting him about 2 years of racing every weekend and drove it to work. I would say a 600 to 650 Hp build. 200cc dart heads, compcam 292H, Victor jr, 750 DP, 300hp shot N02, 3500 stall, and 4.56 gears. Finally developed a rod knock after eating 20lbs of n02 every week for 100 weeks.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 ...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.How much power a stock 351W can handle greatly varies. First, you have to choose a block, then go from there. The '69 is the best. Also, it depends on whether you going n/a or power adder. A power adder setup can handle more power because it generally turns less rpm. In other words, a 550rwhp forced induction will live longer than an n/a engine ...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.

A high-quality TH350 that has been properly built and maintained can easily hold upwards of 1,000 horsepower. However, a lower-quality TH350 or one that has not been properly cared for may only be able to hold half that amount, or even less. Another important factor is the type of engine that is being used. A naturally aspirated engine will not ...

The most exteme case I know of is a twin blower front enigne dragster. It is a 406 stock block with a cast crank. In excess of 400 passes. 1200HP. You can push a stock block to around 600HP. After that aftermarket caps are needed to keep the caps from moving. Anything over 700HP you are really pushing the limits. . .but there are exceptions. ChrisMy 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.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.A stock 68RFE can handle quite a bit of HP. The Dodge 68RFE has a max input torque of 450 lb-ft and an output torque of up to 600 lb-ft. The transmission is rated to hold up to 700 horsepower. Some people have even pushed the transmission to 1000 horsepower with the right tuning and mods. Shortcuts.Ted Jannetty of Jannetty Racing breaks down the capabilities and pitfalls of the 6L80E transmission. Must watch video if you're modifying your vehicle that h...4765 posts · Joined 2008. #4 · Aug 6, 2010. Agree with the above posts and I'll even put a rwhp number to it: 250. Some bone stock trucks have blown their HG's and I know of some running over 400 rwhp on factory head bolts with no issues. Truckless .3431 posts · Joined 2009. #2 · Feb 15, 2017 (Edited) I've read a stock 700r4 can handle 350 lb-ft of torque. But some were rated higher depending on it's application. 1989 was not a high horsepower maybe 230 or torque motor if I recall correctly. You could just have that trans freshened up to handle new motor.66GT289. 654 posts · Joined 2001. #10 · Jan 14, 2007. The real answer is North of 550 HP. The Trans Am Boss 302 engines used the. OE block and they were at least 460 hp. There was a guy in San Diego (Scott Sloat) who ran a Tiger with a Boss 302 and twin. turbos in the late 80's.

Independent financial routing number colorado.

Havanese puppies for sale spokane.

Oct 11, 2007 ... You will want the 6L80 for a diesel truck. The 6l80 has a 450ft lb max tq rating. With that low tq rating I'd suspect this 6L80e is not based on ...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:Jun 9, 2005. Messages. 688. Location. toledo, oh. anyone know what the max hp/tq capabilities of an 03-04 cobra stock longblock can handle? just upgraded to a whipple 2.9/crusher and don't want to overdo it on the boost, fuel and tuning will be corrected with boost levels. thanks. Nov 15, 2011.A local transmission shop can rebuild a 4L60E for anywhere between $900 to $1,200, making it a much more cost-effective solution than its larger cousin, the 4L80E. Rebuilds of this heavier-duty model typically range from $1300 to $1800. Used units are also available at significantly lower prices; while you might expect to pay around $400 for a ...Went back with Moser 30's and have been running them for 3 1/2 years now. 3 years with the same 396 and now 1/2 season with a fresh 460 estimated at 575-600+ HP and 525-550 TQ all depending on track elevation and weather. With the 396 the ET's at 3640 lbs was 7.20's-7.30's in the 1/8th again depending on weather and track elevation.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.what can the stock 8.8 rear end handle? Jump to Latest Follow 39K views 9 replies 6 participants last post by markwondi Nov 29, 2005Re: 4l80E - How much can it handle? Yes it can handle quite a bit. My truck makes 320 whp/500 wtq, weighs 3780 lbs with me in it and ran 11's. Blake 80e with a shift kit and good clutches only. That being said, if you are not goin to do alot of highway cruising the t400 would be cheaper and just as strong.For a 4l80e it might be okay to use 150mA for example. But a 4l60e I would imagine needs a bit more, so I would shoot for 89mA or something closer to zero at WOT if you are making the 600-700 horsepower that those transmission can handle when fully built. 4. Finally for trans part throttle tuning, there are two ways you can go about it. ….

896 posts · Joined 2006. #6 · Apr 9, 2010. I run the cast 350 cranks and production rods with ARP bolts in the high 10s. at 124 mph in a 3200 lb. car on a regular basis. If you keep the RPM below.but i did find a good combination for $10,500. Should get me a safe 700-800HP crank: Crate Engine: LSX376 by GMPerformanceparts.com website , 9:1 compression ratio, forged, 450HP before boost $5000. Supercharger: A&A 1997-2004 Corvette Vortech Supercharger Kit with fuel upgrades $5500.How much horsepower can a 4L80E handle? How much power can the 4L80E handle? A totally stock unit or rebuild will typically live well with up to 450 flywheel HP/TQ. What makes a 4L80E Shift? The 4L80E transmission may feature two speed sensors, one for turbine input speed and one for output speed.depends on how you drive it and how lucky you are. some guys are able to handle the 175hp tunes and some can barely handle the 60hp tunes. Boosted launches and drag/street racing will spell a quick end to a dodge tranny with over 100hp tunes. mine is stock, and I can slip the TC at 1100 rpms trying to get the rpms up at a stop light.a built 4L80e will stay behind a 1000rwhp/1000rwtq turbo'd 408 lsx in a 4500lb. truck, and that is well documented. a 4L65e will hold up to 500rwhp/500rwtq in the same truck. There are many factors that kill a trans, weight and torque are two of the main factors but engine RPM is another big one that is overlooked.2256 posts · Joined 2003. #3 · Apr 19, 2004. If you put good rod bolts in them they are good to 450-500hp. RPM's is what kills parts not really the HP. In most cases the rods themselves don't fail the bolts do. I have a 385 on the stand that I have run for over 5 years with "stock" GM rods (5.565"), with ARP bolts and the engine pushed my ...These stock LT4 cams really do no like rpm, they're even worse on the stock blower. Heres some data: **All tests completed at 4000ft altitude, DA changed but dyno is using SAE correction. This is my final run for all 3 configurations: Green: 90mm upper, stock lower: 14.5psi at 6500rpm, 24deg. 8psi at 3000rpm.At 700+ HP I would upgrade to a 4 clutch intermediate and 6 clutch direct. Stock steels. 4L80E Hi Energy frictions. Use a good full manual VB or t-brake or if you desire automatic function study up on "dual feeding" and eliminating third gear cutback. Stock shafts will work, pretty much good attention to detail on the build.HD Series 4L80E Transmission - Rated for 1,000 FWHP. Cleaned, prepped, and painted GM transmission case & extension housing. · Output shaft set up for slip yoke (bolt-on yoke optional if specified) · All new thrust bearings, thrust washers, seals, & gaskets. · Premium Dura-Bond dry film coated bushings. How much hp can a stock 4l80e handle, The stock 5.7L Hemi engine in a Dodge Challenger or Charger can handle up to about 9 psi of boost, according to most tuners. This surge normally delivers roughly 550 horsepower and 500 pound-feet of torque at the tires. As you may expect, the actual statistics will differ based on your specific setup and tuning., How much HP can a stock 4L80E handle? The 4L80E is a powerful transmission that has been used in many different vehicles. It can handle up to 450HP/TQ of flywheel power when it is totally stock or rebuilt. However, if the power output exceeds this number, then some hydraulic improvements must be made in order to ensure its …, 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., The 4L80E is a manual transmission that has a maximum engine input torque of 440 lb-ft and is capable of providing an output torque of up to 885 lb-ft. Many of the other specifications can be gathered by deciphering the name. From 4L80E, the 4 indicates that the transmission has 4 gears. The L serves to show that the transmission is ..., May 15, 2007 · tippmann243. 4379 posts · Joined 2004. #4 · May 17, 2007. the 4l60e is a stout trany. they dont like to be over spun though gm wasnt kidding when they said max rpm is 6500 (is that right) get a decent exteranl cooler and a few upgrades and you will be set. -mark. 89 s10 blazer 5.7 vortec/t56 0411 pcm powered. , 476 posts · Joined 2008. #12 · May 27, 2009. What mods did you have to make 617hp on a stock cp3 and lift pump. Thats would be cool. 2006 2500 Mega cab 5.9l AEM Stage II, 5" into 4" dual Mbrp exhaust, Edge Juice w/att & hot, Smarty TNT, Ats stage 4 tranny, Ats copilot. 03 RAM 2500 5.9l HIGHLY MODIFIED., For the "price" it's fantastic, and is reported to be able to handle up to 500 rwhp - which I'm hoping to be at by next spring. 2006 GTO Phantom Black - M6 - sold. GMM Ripshift, LS7 clutch - Pedders Street II. AEM CAI, Coated Dynatech LT's, PowerCat high flows, Magnaflow cat-back w/ e-cutouts., 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 ..., 2256 posts · Joined 2003. #3 · Apr 19, 2004. If you put good rod bolts in them they are good to 450-500hp. RPM's is what kills parts not really the HP. In most cases the rods themselves don't fail the bolts do. I have a 385 on the stand that I have run for over 5 years with "stock" GM rods (5.565"), with ARP bolts and the engine pushed my ..., So you have 300 HP now and put 12 psi on it you would use the formula (12/17psi)300+300= total FLYWHEEL HP which is just above 500HP. To get 600 FWHP from a 300 HP engine you would need the indicated 17psi. Again, the more you make the supercharger work, the less efficient it will be., If it's in the 1" range, then that's the modern equivalent of a 28 spline axle. A 28 spline axle will handle up to 350 ft/lbs of torque at the flywheel - that's typical SBC Chevy, FWIW. While the A mighta ran a 7/8" axle, later banjos (they were used after WWII) ran a 1" axle - if I recall correctly., Nov 12, 2006 ... There are several 300HP 6.5 guys out there, haven't read of any problems. The 4L85E is rated to 460ft pounds I believe, which is a bit ..., About 400-450 HP/TQ is the limit on the stock TH400. With ONE almost free modification and some minor valve body calibration changes, 800 HP on an otherwise stock TH400 is not a problem if it's assembled well (good endplay, etc), and the 34 element sprag is a wise addition above 450 HP or any drag usage. jakeshoe, Nov 5, 2008., kenihemi. There are many supercharged and turbocharged hemi rams running around 500 hp and no trans issues if you only jump on it from a stop or in 1st gear. Never jump on it when in any gear higher than 1st. The downshift is what is what kills them because of the weak clutches for the downshift 2nd prime gear., How Much Hp Can A Stock 5.9 Cummins Handle. A stock 5.9 Cummins diesel engine is capable of producing up to 160 horsepower and 400 ft-lbs of torque, depending on the model year and other factors. With the right aftermarket modifications, including a performance chip, turbocharger, and air intake, a 5.9 Cummins can be boosted to around 350-400 ..., HORSEPOWER RATING: This transmission will support up to 1000 RWHP. NOTE: All units are available in either 2wd or 4X4. If you have a special application requiring a special adapter or output shaft, please contact us and we will be happy to provide it and quote a price for your special application. YEARS: 1989 to 2008 4L80E transmissions ..., PML Driver HPZ12 is a background driver installed on a hard drive to communicate with a variety of HP printers. It handles non-printing related communication tasks between the comp..., My 500"/440 using 440 Source crank and rods, Ross pistons and a Pro-Gram 4-bolt main conversion has progressively gone 750, 850 & 928 horsepower. The 451 stroker with a factory 440 forged crank, Scat H-beam rods, Ross pistons, stock main caps and ARP main studs has hundreds of pulls from 621-787 horsepower., 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 as a result of too ..., Quote, originally posted by jc@douglas ». john uses a 3071 at like 21psi i beleive, i was using the 3071 at 27-28psi to make 510whp on 93oct and water/meth, i wouldn't do a 35R unless you like a little bit of lag like i do, or you are looking for a 600-700whp setup., 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. , 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 ..., How much horsepower can a stock 4l60e handlebars; How much horsepower can a stock 4l60e handles; How much horsepower can a stock 4l60e handlers; How much does a 4l60e weigh; How much horsepower can a 4l80e handle; Maha Mrityunjaya Mantra Text. O Supreme Truth, there is no place in universe that you are not present., The stock 700R4 notably could handle 350 horsepower. However, a built 700R4 transmission can handle more power. There is the level one street cruiser-built transmission that supports up to 450 horsepower. The SS extreme can support up to 750 horsepower. Whereas the built version of the GM super street fighter transmission can handle as high as ..., How much power can a stock 4L80E safely handle, before upgrades are needed? How about the Allison 5-speed and 6-speed? 2007 Yukon 1997 Sierra 6.5 RCLB ... but the allison, i know i was always told when i had my old duramax, not to add anything over 125 hp over stock. You will start limping the tranny, and in turn damaging it. It will limp ..., 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., Flummox your coworkers with an "Insert Coin" message on the office printer using the HP Printer Job Language (HPPJL) command set. The Hackszine blog describes how to customize the ..., Our custom, hand-built high performance transmissions can handle up to 1200 horsepower, 1000 ft-lbs of torque, and are built with the highest quality parts available. ... GM 4L80E Performance Transmission Level 2 $ 3,995.00 $ 3,995.00 Add to cart-GM 4L80E Performance Transmission Level 3 $ 4,995.00, If I could get a 4l80e in my car for $1500 or less I would be on it. How much can a stock 4l80e with a manual valve body handle? 1968 Chevelle - 3795# with driver 6.0 LSX with TSP 224R cam swap S475 Turbo 16psi on 89 octane 10.95@81mph ... A wrecking yard 4L80E is somewhat risky but if in good shape it should live OK at the 400-450 HP range., 47204 posts · Joined 2004. #3 · Dec 8, 2009. Yup, expect it to fail soon, unless built. Once built well, expect to refresh it ever few years if driven very hard or in a DD scenario. This is of course if you have replaced the parts that can fracture such as the input/output shafts, sleeved the drum, etc. Remember, big RPM/power downshifts (4-1 ..., 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., A lot of the L15 civics have had upgraded turbos on ethanol blend making from 300-350 whp with some softened torque curve, it's really having too much torque early is what blows a rod through the block. If you ask me you're more likely to blow a rod through running a stock turbo on ethanol making 250-270 whp with over 330 wtq at low RPMs, The more power you make, the harder the engine has to work, and the fewer WOT Minutes it will live. This is why people upgrade their pistons, rods, bearings, studs, gaskets, and main caps. Upgrading these parts are a way to get more WOT Minutes at higher power levels. In our experience, when people keep the stock 2JZ-GTE engines under 600whp ...