The 5.3-liter V8 (315 hp/338 lb-ft of torque, or 326 hp/348 lb-ft of torque on E85), with active fuel management that shuts off cylinders to save fuel, and iron or aluminum block, is standard on most LTZ models and is matched with a six-speed automatic.
The 5.3L V8 Vortec 5300 is considered an engine that is extremely reliable. In fact, many vehicle owners with the engine report having the engine run with minimal issues up to 220k miles. Additionally, the engine blocks are very durable also.
The Silverado 1500’s base engine is a 4.3-liter V6 that creates 195 horsepower and 260 pound-feet of torque. The entry-level V8 is a 4.8-liter that creates 302 horsepower and 305 pound-feet of torque.
The entry-level V8 is a 4.8-liter V8 that creates 295 horsepower and 305 pound-feet of torque. Another step up are the two 5.3-liter V8 engines — one with an aluminum block and the other with an iron block — both of which create 315 horsepower and 338 pound-feet of torque.
The stock 5.3L is factory rated around 320 hp with 340 lb-ft of torque.
Part of the reliability of this engine stems from its fairly impressive lifespan. A Chevy 5.3 L engine can be expected to last somewhere between 200,000 to 300,000 miles.
Upgrading your air filter and intake is a quick way to improve horsepower, torque, and even gas mileage in a matter of hours. If you’re wondering, “How do I add horsepower to a Chevy 5.3?”, getting a better air intake is step one. It’s the easiest modification that will get you the most bang for your buck.
The 2011 Chevy Silverado 1500 transmission problems are delayed shift and slipping. The transmission is one of the most important parts of the vehicle. You will come into problems at some point. Hard shifts may arise and that is no good.
2011 Chevrolet Silverado 1500 Value – $5,360-$26,064 | Edmunds.
|Hydra-Matic 4L60||Hydra-Matic 6L80|
|Type:||four-speed automatic||six-speed automatic|
|Gear ratios (:1):|
On average, a cold air intake will add about 11 horsepower to your Silverado. Couple this upgrade with a new mass airflow sensor or a throttle body spacer for even better air regulation. Ideally, a tuner will help your cold air intake run tip-top.
After installation of the cam, the 5.3L responded with peak power numbers of 467 hp at 6,600 rpm and 418 lb-ft of torque at 4,900 rpm. With no other changes, the cam swap improved the peak power output by 108 hp, with even greater gains coming at higher engine speeds.
IMO-The 5.3 is definately a faster motor but the 5.7 seems to handle weight better. My 5.3 averages about 17mpg while and I got about 15mpg with my 5.7. It is hard to get a good comparison though. The 5.7 was a Z71 regular cab, short bed with an auto and 3.73s.
LS was Luxury Sport and LT was Luxury Touring. LS used to be the high-end (save SS) model back in the ’80s with the CL (Custom Luxury) package.
With regular maintenance and conscientious use, a good model year of the Chevrolet Silverado can last between 200,000 to 300,000 miles or more. That means you can easily get 10 to 20 years of reliable service from a Silverado truck with proper maintenance.
The standard rebuild kit could cost between $3500 and $4500. The basic kit comes with the minimum components or parts you need to rebuild your engine. The amount of each engine part packed in this type of kit is fixed.
Vortech Supercharged 5.3L LS. … On a centrifugal supercharger, more engine speed equals more boost and more boost equals more power. In the case of our LS9-cammed 5.3L, the Vortech supercharger improved the power output from 402 hp and 379 lb-ft of torque to 581 hp and 504 lb-ft of torque.
Mileage driven, local climate, and how the truck is cared for are big factors when it comes to rust. A lot of northerners apply an undercoating on a regular basis because if they didn’t, their trucks would rust a lot.
Many truck owners can agree that Chevy Silverados are one of the most reliable trucks available on the market. A well taken care of Silverado is likely to last over 200,000 miles. For some drivers, that can be over 20 years of use.
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