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LT1 | LT4 | L99 Engine Tech

Technical discussion for the LTx Gen II series motors.
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Staging Lane Lounge

Lounge for general & off-topic discussion forum.
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4th Gen F-Body

1993-2002 Camaro and Firebird/Trans Am specific tech.
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Parts For Sale

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New User Introductions

Say hi & tell us about yourself and your car here. New users are encouraged to post here first before accessing the other forums
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Datsun roadster LT1
Datsun roadster LT1 1970 Datsun roadster...
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dragster230's 1992 Corvette LT1 1992 Corvette LT1
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Black Beast
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Sask Firebird 1995 LS1LT1 Firebird...
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  1. HPTuners programming for dummies

    PCM tuning & Computer Diagnostics
    Here is some info help you guys get started tuning with HPTuners. Credit to ozorowski, Keith from HPT, and WS6snake-eater from HPtuners bulletin board for compiling this basic info. DISABLE ALL TORQUE MANAGEMENT Your a hardcore racer now why do you need a computer to tell you how much power...
  2. 1972 402 from a truck... is this worth building?

    Classic Chevy Small Block & Big Block
    Hello.. I am new to Chevy's and I am looking for a decent engine / transmission for a new project. I ran across a 1972 chevy truck with an original 402 big block with a 400 transmission. My only concern is that these engines were so detuned by this time that I may have to spend some serious...
  3. New to the lt1 world

    New User Introductions
    I'm a squarebody enthusiast at heart so I know more about the old school small blocks than the lt1 or ls motors. Just recently had a 94 Caprice 9c1 with an lt1 given to me by a buddy of mine and it seems like it's gonna be some fun.
  4. Turbo 383ci LT1 Build

    Moderators' Rides Showcase
    Gonna throw some pics up of the current engine since its mostly all done now. :D This is the turbo kit Atmosphere maker :devil: Some engine assembly pics Cam pic Full specs and what not will be up later. 100% free webcam site! | Awesome chicks and it is absolutely free! |...
  5. 4l60e trans not shifting past 2nd gear!!!

    Automatic Transmissions | Torque Converters
    hey everyone, I tried searching around the forums for my issue. The closest I found was not shifting at WOT. I figured I would ask just in case. I have a 95 Z28 auto with about 125,000 miles on it. Out of no where the car shifts fine from 1st to 2nd, but does not go any higher than 2nd...
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