Important - LT1 Cam Lift

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Feb 3, 2002 | 07:58 AM

Buck268

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Joined: Aug 2001

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From: Troy, MI, USA

Important - LT1 Cam Lift

Does anyone know the max lift for a stock LT1 cam?

Feb 3, 2002 | 09:20 AM

brodyscamaro

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Joined: Mar 2001

Posts: 5,144

Likes: 2

From: CC, TX

Car: 1999 Yamaha Banshee

Engine: 379cc twin cyl 2-stroke stroker

Transmission: 6 spd manual

Axle/Gears: 14/41 tooth

something close to .450 intake and .460 exhaust

Feb 3, 2002 | 01:06 PM

Chuck!

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Joined: Apr 2001

Posts: 1,342

Likes: 14

From: Dayton, O.

Car: 91 Camaro Z28

Engine: LS7

Transmission: M12/T56

Axle/Gears: 3.79

.439 / .456 I believe.

Feb 3, 2002 | 01:11 PM

vjo90RS8

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From: San Jose, CA

Car: 2002 Z28

Engine: LS1

Transmission: 4L60E

Axle/Gears: 3.23

4.47 / 4.59 with 1.5 rocker arms
4.77 / 4.90 with 1.6 rocker arms

it was posted a week or two ago

Feb 3, 2002 | 04:42 PM

AJ_92RS

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Joined: Apr 2001

Posts: 4,969

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From: USA

Car: yy wife, crazy.

Engine: 350, Vortecs, 650DP

Transmission: TH-350

Axle/Gears: 8.5", 3.42

The LT1 cam changed about 5 times, so it depends on what year, and what car it's out of.

The Corvette had different specs than the Z28, different from the Caprice/Impala.

Post the question on Tech/General Engine board and ask Vader. He used to have a chart that showed like 90% of them.

AJ