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Dec 28, 2014 · Absolutely stock, about 400-450 HP. With proper hydraulic modifications during rebuild, about 750-800. Above that it needs a billet input shaft and forward hub. i was just wondering how much hp/torque the stock 8.8 rear end can handle.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 ...Stock GM crank, PM rods, Mini Ram III Intake, Fastburn Heads,Hot Cam, Richmond Six Speed, Stage 1 clutch, TPIS Headers, 58mm TB, 27lb Injectors, ZR1 Wheels, 315's out back, 275's in front, High Flow Cat, 3.73's,Bilstein Shocks, Tuned by Jeremy Formato, 340RWHP and 350RWTQI want that the TH350 shifts at 4000RPM, but because boost pressure is set on the vacuum modulator, the TH350 will shift at 5000-5500RPM. I now adjusted the kick down cable and placed a adjustable modulator and it shifts now at 4500RPM at 5.7 psi. When I set the turbo at 7 psi, shift point goes back higher.A 1.8 miata can handle a lot of hp with mods. The sky is the limit when it comes to modifying a miata and making it faster. It is not uncommon for a 1.8 miata to handle upwards of 400hp with the right mods. Many people have modified their miata to handle this much power and they love the results.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.176 posts · Joined 2007. #16 · Jul 10, 2012. Well like it has been said if you want to build a N/A D then expect around 130whp give or take (much like a stock b16, at much less cost, but you are really topping the motor out as far as hp to $ goes N/A wise) Really you need to ask yourself the real goals for this build is it to go a little bit ...Jul 14, 2009 · 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. 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).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 stock 6r80 can handle 600-650 HP for a long time. 2014 Shelby GT500 Sterling Grey - JLT 123mm, VMP Twinjet 67, 2.4" upper and 90mm Idler, BPS elbow. 2014 Mustang GT 6R80 Black, Built Motor and Trans, 805whp, 606wtq, Procharger D1SC Stage 2.Not many people put forged parts in stock block so its hard to say, swapping everything over to a built block would definitely be easier and safer, but may be more expensive if youre doing the work. The fa20 out of the BRZ can handle around 600whp with forged internals but they have a different compression ratio than the fa20DIT in the wrx.

I daily'd 5psi on the stock W59 5-speed and bone stock rear end until I upgraded to the W58, which is the same case basically but different ratios. I am now at 22lbs of boost, beating the **** out of the truck and racing it in autocross, and the W58 and stock 7.5 rear end with 4.11 gears and Detroit Tru-Trac LSD handle it no problem.Mar 27, 2022 ... 4l80e Transmission was built by a "professional" transmission builder to handle 1000+HP ... Your browser can ... Turbo 5.3L w/ 4L80E and STOCK STALL.People make 650+ on Turbo 5.3s all the time. Not sure about long term but they seem to handle it well. Prob a little lower on S/C. 6L80 should be ok if it's anywhere as tough as the 4L80 it replaced. It's the 4L60 that would cook. Hey guys, I have a 2016 regular cab GMC Sierra with a 5.3L L83 engine. I’m planning on supercharging it during ...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.Here we go. As far as the first questions as to how much boost can you safely push. Well there have been guys pushing 30+ psi on stock everything and ran for quite some time. There have also been guys that …

The 5.3L was run once again in stock trim with a single S480 turbo. Run at a peak boost pressure of 9.6 psi, the turbocharged 5.3L produced 532 hp at 5,500 rpm and 555 lb-ft of torque at 4,700 rpm ...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.Just wondering how much hp can these stock internals actually handle. The tech guide said you can get a reliable 400hp on the stock internals. Obviously i will be puttin the boost down when i'm daily driven. Also whats a recommended place to get good internals for the 4g63. Thanks! i want high hp but reliable at the same time. Vic.…

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. Jun 7, 2010. #18. wow a stock d16 will only handle around 20. Possible cause: How much HP can a stock 4L80 handle? What stall does a 4L80E have? Is a Turbo 400 bett.