LT1-LT4 Modifications 1993-97 Gen II Small Block V8

turbo to N/A

Old 02-19-2013, 12:17 AM
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Default turbo to N/A

hypothetically; If I were to sell most of the turbo kit and go back to N//a, besides retuning the computer what else might need to be done to get the motor to run right?

385cu.in with turbo pistons, a somewhat mild cam, green top 42lb. injectors, and 9:1 compression
Old 02-19-2013, 12:20 AM
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I need a gauge for that
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Thats all....hell ive actually run an engine NA while the turbo was still hooked up on the exhaust side, just took out the wg spring and took it easy until I could fully take it off.
Old 02-19-2013, 05:51 AM
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9:1 compression would make that thing feel like a dog NA. Plus those 42lb injectors will be too big. How thick are your head gaskets? Maybe you could drop some 0.026 gaskets in there to get it to at least 10.4:1, otherwise you could sell your pistons and buy used/new ones and have it rebalanced and reassembled.
Old 12-17-2013, 10:06 PM
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i don't recall the thickness of the top of my head but it's pretty thick from what i do remember. What size injectors would be optimal?
also has Si Valve Springs 600+lift.
these are the pistons:


Last edited by hawk584; 12-17-2013 at 10:15 PM.


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