Frequent question: What size engine is a 4 3 L?

The 4.3 L (262 cu in) V6 has a 4 in × 3.48 in (101.6 mm × 88.4 mm) bore and stroke, identical to the 350 cu in (5.7 L) Chevrolet V8 engine.

How many horsepower is a 4.3 V6?

4.3L Vortec 4300 Engine Specs

4.3L Vortec V6 Engine Specs LU3 EcoTec3 LV3
Displacement (cu in / cc): 262 / 4300 262 / 4300
Horsepower: 195 hp @ 4600 RPM 285 hp @ 5300 RPM
Torque: 260 lb.-ft. @ 2800 RPM 305 lb.-ft. @ 3900 RPM
Bore and Stroke (in / mm): 4 x 3.48 / 101.6 x 88.4 3.92 x 3.62 / 99.6 x 92

Is 4.3 V6 a good engine?

Chevy Vortec 4300 (4.3L V6) Engine Reliability

Overall, the 4.3 vortec is a very strong and reliable motor, proven by it being the longest lasting production vortec engine. Generally, these engines are extremely capable of lasting up to 300,000 miles.

How much HP can a 4.3 make?

Registered. you’ll be surpised at how much a 4.3 can handle. it can handle 650hp as long as you know what you’re doing, and don’t be cheap about it. get only the best if you can.

How can I get more horsepower out of my 4.3 V6?

How to Get More HP Out of My 4.3 V6

  1. Replace your air filter. The air filter gets dirty over time and restricts the flow into the engine. …
  2. Install a performance chip or reprogram your current computer. You can replace your car’s ROM chip with a performance chip that will boost horsepower.
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How do I know what 4.3 engine I have?

Locate the GM 4.3 engine serial number on the left (remember, engines are always viewed from the rear; if the engine were in a vehicle, the left side is the driver’s side) front bank under the cylinder head. Record the last two letters of the number.

How many miles can you get out of a 4.3 V6?

Conveniently, the 4.3L V6 with the lowest fuel economy has the larger 28.3-gallon tank, so you’ll still get a decent 425 to 566 miles. All evidence points to the fact that you can’t do much better than a Silverado if you want something that’s reliable and long-lived.

Are V6 silverados good?

The base V6 engine is competent, but there’s really not much reason to stick with it because it pales in comparison to the available engines. The turbocharged four-cylinder is more energetic, and it moves the truck much better than you’d expect a four-banger to.

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