Best answer: How do I know which LS engine I have?

How do I know if I have a 5.3 LS?

The 4.8/5.3L motors are easy to identify by their large 4.8/5.3 casting mark on the front of the block, but there is no simple, external way to differentiate the 4.8 from the 5.3. The best way is to yank a head and measure the stroke.9 мая 2014 г.

How can you tell the difference between a 4.8 and a 5.3 LS?

It’s difficult to identify the 5.3L and 4.8L because the blocks are the same; the difference is inside. The 4.8L uses an 83mm stroke and the 5.3L’s is 92mm (the same stroke as a 5.7L, 6.0L, and 6.2L).

How do I know what engine my Silverado has?

How to Tell What Model Engine Is in My Truck?

  1. Look at the vehicle identification number (VIN). …
  2. Write down the vehicle identification number carefully and vertically. …
  3. Begin to decode the vehicle identification number. …
  4. Locate the manufacturer decoder website. …
  5. Determine the engine type.
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Are 5.3 and 6.0 blocks the same?

Flassh, Actually the 6.0 motor is the same small block that the 5.3 utilizes. The 5.3 is 327 cu. in. and the 6.0 is the same block bored to a 366 cu.

Which LS engine is best?

In short, the best engine for your LS or Vortec swap is the one you can afford. Sure, we would all love a shiny new LS3 crate engine from Chevrolet Performance or a rebuilt 5.3L long-block from Summit Racing, but once we crunch the numbers that’s not always possible.7 мая 2020 г.

Is the 5.3 a good motor?

5.3L V8 Vortec 5300 Reliability

The Vortec 5.3 is widely regarded as extremely reliable, with most engines having a lifespan within the 200k-300k mileage range.

How much HP does a 5.3 LS have?

The stock 5.3L is factory rated around 320 hp with 340 lb-ft of torque.

Is the 5.3 an LS motor?

The 4.8L and the 5.3L engines share the same Gen III LS-series engine block and heads (upper end) and therefore, some parts interchange freely between these engines and other variants in the LS family.

What is the difference between LS and vortec?

Although Vortec engines are “LS” based they are NOT LS engines IMO. … If running even a minor cowl hood a Vortec may fit. You can gain an inch or two by removing the plastic engine cover and cutting some of the plastic tabs on top of the Vortec intake manifold.

Is a 4.8 an LS engine?

LR4 4.8L Engine Specs: Performance, Bore & Stroke, Cylinder Heads, Cam Specs & More. The LR4 is a 4.8L iron block truck engine that was introduced in 1999. Along with the LM7 and LQ4, they were the first LS truck engines. … The 4.8L engine is also known as the Vortec 4800.

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Are 4.8 and 5.3 cranks the same?

The only difference in the 4.8 vs 5.3 now is the Rods and crank. The New Gen IV 5.3L have the same flat top pistons as the 4.8L. To the OP I would just do a 6.0L swap.

What is the best 6.0 LS motor?

However, all five can be honed to 3.89-inches to use LS1 or LS6 pistons. If it is a large bore that you crave, the 6.0L blocks (LQ4 and LQ9) are the best of the Gen IIIs.

What does the 8th digit of a VIN mean?

The 8th Eighth Digit in the VIN Vehicle Identification Number Indicates Engine.

What Chevy engine do I have?

You can identify a Chevy by the numbers on its engine block, recorded in an official Chevy engine block registry. The identification number consists of a seven-to-eight digit code. The prefix consists of five digits and explains the date and the location of the Chevy’s manufacture.

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