Readers ask: What Is An 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.

How much HP does the LT1 really have?

Corvette, the Small Block V-8 and LT1

1970 LT-1 (Gen 1) 2014 LT1 (Gen 5)
Camshaft type solid lifter hydraulic
Fuel delivery four-barrel carburetor direct injection
Ignition transistorized with cam-driven distributor individual coil-on-plug
Horsepower 370 @ 6,000 rpm 450 (estimated)

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 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.
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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 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

Is LT better than LS?

While the LS does have a lot of pros and not a lot of cons, the LT does have some advantages. Perhaps the largest being that its rotating assembly is substantially more robust, consisting of a forged crankshaft, powder metal forged rods, and hyperutetic pistons (Forged pistons in the LT4).

How many miles will a LT1 last?

A well taken care of LT1 will last over two hundred thousand miles.

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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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.

What cars have a LT1 engine?

Vehicle Applications

Year Make Model
2015-2019 Chevrolet C7 Corvette Stingray Performance Exhaust (Coupe / Convertible)
2017-2019 Chevrolet C7 Corvette Grand Sport (Coupe / Convertible)
2016-present Chevrolet Camaro SS (Coupe / Convertible)
2020-present Chevrolet Camaro LT1

Are LT1 heads aluminum?

The Corvette has different LT1 heads than the F-body. The iron LT1 heads are from the same casting as the Corvette aluminum heads and have better flow.

How can you tell the difference between LT1 and LT4?

The LT4 has 1.6:1 and LT1 has 1.5:1 Rocker Ratio. The LT4’s new valve springs are made from egg shaped wire for higher seat pressure and improved valve dynamics at higher RPM. The big difference in the heads is the intake and exhaust ports. Both are larger with bigger radius bends.

Is a LT1 a roller motor?

yes they are a hydraulic roller motor equipped with a roller cam and hydraulic roller lifters.

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