How strong is a 4L60E transmission?

How much horsepower can a 4L60E transmission handle?

Their Stage 2 Pro Race transmission can handle gobs of power while their Invincible Black Edition 4L60E trans can support over 1,000 ponies.

Can a 4L60E handle 500hp?

We found a used 4L60E out of a small-block Chevy-powered 1999 van for $200 and decided on a budget upgrade to handle roughly 500 hp. This decision was shaped by the knowledge there are lots of performance upgrade parts from Sonnax and TCI Automotive.

Can you bulletproof a 4L60E transmission?

First of theres no such thing as bullet proofing a 4l60e. If you want bullet proof i would build a 4l80e .

How long will a 4L60E transmission last?

4l60e from 1996 held up well. Reverse kinda was finicky, every now and than it would slip but had a good life. I honestly think around 250-300k it should be rebuilt if its original.

How can I make my 4L60E stronger?

Now, let’s dive in:

  1. Lay out the important parts on an assembly bench. …
  2. Rebuild with an improved, thicker sun shell. …
  3. Use five-pinion front/rear planetary. …
  4. Use a larger clutch with an input drum reinforcement sleeve. …
  5. Stamped Steel forward clutch apply pistons. …
  6. Use more clutches and larger gear band servo pistons.
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Which is better 4L60E or 700R4?

If the transmission has a large 18-pin electronic connector above the passenger side pan rail, it’s a 4L60E, as seen here. If it has a cable connection near the cooler lines on the passenger’s side, that’s a 700R4. The good news is that either way, you win.

What does a Corvette servo do in a 4L60E?

The purpose of the vette servo mod is to allow the transmission to shift more quickly and efficiently from first to second gear. From the factory, the truck 4L60e’s have a smaller servo. The servo is used to apply the 2-4 band in the transmission.

What does a shift kit do for a 4L60E?

In short, an automatic transmission shift kit modifies the transmission’s shift timing in order to dramatically increase shift firmness and durability of the transmission components.

How much can a 4L60E tow?

With the auto tranny and 5.3L and 4×4 shortbed, your truck is rated to tow a max of 8k lbs w/3.73 gears and 9k lbs w/4.10’s. The manual for my HD (4L80E) says to tow in OD with Tow/Haul engaged unless there is too much shifting in and out of OD.

What should I upgrade on my 4L60E?

Highly recommended upgrades to the 4L60E transmission.

  1. Rebuild manual.
  2. Rebuild kit.
  3. Shift kit.
  4. Accumulator pistons.
  5. Separator plate.
  6. Torque converter.
  7. Electronics.

What is a Corvette servo?

Arguably one of the most inexpensive, yet most rewarding upgrades to your 700R4 or 4L60E (4L65E, 4L70E) transmission is the corvette servo. … The corvette servo will give your transmission 50% more apply pressure, which is just what you need to keep from burning your transmission up under heavy load situations.

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Can I replace my 4L60E with a 4L80E?

The 4L80E has been used in a number of 1/2-, 3/4-, and 1-ton GM trucks over the years. Upgrading from the 4L60E to the 4L80E is akin to going from a Dana 44 axle to a Dana 60–you’ll add some weight, but also add durability.

Can a transmission last 300k miles?

Without service and maintenance, some transmissions can fail in as little as 100,000 miles. … With care and service, transmissions can last 300,000 miles or more. Scheduled fluid changes, transmission inspections, and band adjustments can save you thousands of dollars down the line from a premature transmission failure.

Is it worth it to rebuild a transmission?

Rebuilding a transmission can save you a lot of money over the short-term, while keeping car payments out of your monthly budget. For many, rebuilding their transmission is worth the initial cost. Rebuilding a transmission may cost you twenty-five hundred dollars or more, which is a significant chunk of change.