Quick Answer: What Is A Lt1 Engine?

Is a LT1 a 350?

LT1. In 1992 General Motors introduced the LT1, 350 cu in (5.7 L) Small Block whose name was a tribute to the original LT-1. This engine was available through 1997.

What does the LT1 stand for?

LT1 was the engine designation for all Corvette V8’s from 1992 through 1995, and on all automatic 1996 Corvettes. Your 1990 came with an L98, not an LT1. It’s possible someone swapped in a take out or crate LT1, but it’s more likely it either isn’t an LT1 at all, or it simply has a similar intake manifold.

How much horsepower does a 5.7 LT1 engine have?

LT1 legacy

Displacing 350 cubic inches (5.7L), with a compression ratio of 11:1, it was rated at 370 horsepower at 6,000 rpm and 380 lb. -ft. of torque at 4,000 rpm. It was enough to push the Corvette from 0 to 60 mph in less than six seconds.

What size engine is a LT1?

The LT1’s iron engine block is sized at 350 cubic inches and has an overall displacement of 5.7 liters. It has a cylinder bore and stroke of 4 and 3.48 inches, respectively. The LT1 has a compression ratio of 10.4 to 1 and a maximum rev-limit of 5,700 rpm.

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Is the LT1 a good motor?

Its lighter, costs nearly as little, makes more power, and has just as big of an aftermarket. The LT1 is a great engine, but the LS1 is an amazing engine. There’s are reason the LS1 is one of the most talked about engines in the entire world.

Is LT1 better than LS1?

The most substantial upgrades for the LS1 were its cylinder block improvements. Despite its additional power advantages, at 5.7L (350 cubic inches) in the LT1, it actually has a bigger engine capacity than the 5.665L (345.7 cubic inch) LS1. LS1’s feature a 6-bolt main, with LT1 featuring either 2, or 4-bolt.

How much horsepower can a LT1 make?

In contrast, the 376-cubic-inch (6.2L) LT1 offered in the 2016 Corvette Stingray is rated at 460 horsepower with the optional exhaust system. That’s 1.22 horsepower for every cube—a nearly 70 percent increase in efficiency from the same basic, naturally aspirated air pump design.

How much is a LT1 engine worth?


LT1 Long Block 383/400hp $6,999 Buy in monthly payments with Affirm on orders over $50. Learn more Buy Now
LT1 Long Block 383 / 440hp $7,199 Buy in monthly payments with Affirm on orders over $50. Learn more Buy Now

Why is a 327 better than a 350?

In the vehicle, it’s more of a matter of “gearing” than revs. A 327 with it’s shorter stroke would need shorter gears so it can GET to its revs, where a 350, with its slightly longer stroke and more torque output will pull a little taller gear than the 327 will.

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How long do LT1 engines last?

cab companies all over this country will tell you that a well maintained LT1 will last upwards of 500K miles.

How do I know if I have a LT1 engine?

How to Identify an LT1 Engine

  1. Locate the ID number cast on the engine block on a machined pad towards the front of the engine. The number is on the passenger side, near the cylinder head and is between seven to eight digits long.
  2. Decode the LT1 engine ID number. In order, the code identifies assembly plant, month, day, and engine suffix code.

What cars came with a LT1?

GM 6.2 Liter V8 Small Block LT1 Engine

Displacement: 6.2L / 376 cu. in.
Vehicles: Corvette C7, Camaro Gen Six
Introduced: 2014 model year
Predecessor: LS3 / Gen 4 Small Block

What does LT stand for Chevy?

LT = Luxury Touring. LTZ = Luxury Touring Z. The Z represents it is the highest trim level. Some of the other newer trim levels have meanings too.

Is a LT1 a LS engine?

The LS1 and LT1 are two GM engines that are very popular among enthusiasts. The LS1 engine is the newer design that replaced the older LT1 engines. The LT1 engines produced prior to the release of the LS1 engines were rated at 260 hp, while the LS1 engine debuted at 345 hp and gradually increased over the years.

How can I get more horsepower from my LT1?

Bolt-on Modifications

Items such as headers, cold air intakes, larger throttle bodies, underdrive pulleys, electric water pumps, 24X ignition conversion kits, and catback exhaust systems are all examples of simple bolt-ons which could potentially increase the output of your LT1 by anywhere from 5-30 HP.

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