C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

How much HP gain?

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Old Jul 1, 2007 | 01:20 PM
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RAGOVET
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St. Jude Donor '05
Default How much HP gain?

I had the following done to my stock 95 LT1. I have not dyno'ed it, but was wondering if anyone experienced can give me their estimate on how much horsepower this gains for me?
Here are the mods- 52mm TB, TB coolant bypass, ported and matched head, intake and comp cam, roller rockers 1.6 with hardened push rods, heavy duty timing chain, 160 deg thermostat, long tube headers with HI FLO cats and 2400 stall torque converter, 28 lbs Fuel injectors, all computer tuned. It is an awesome drive now.....
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Old Jul 1, 2007 | 06:28 PM
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Where is Carnac when you need 'em?
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Old Jul 1, 2007 | 06:41 PM
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Default

Originally Posted by RAGOVET
I had the following done to my stock 95 LT1. I have not dyno'ed it, but was wondering if anyone experienced can give me their estimate on how much horsepower this gains for me?
Here are the mods- 52mm TB, TB coolant bypass, ported and matched head, intake and comp cam, roller rockers 1.6 with hardened push rods, heavy duty timing chain, 160 deg thermostat, long tube headers with HI FLO cats and 2400 stall torque converter, 28 lbs Fuel injectors, all computer tuned. It is an awesome drive now.....
A good heads and cam set up on a LT1 can make 70-100 more rwhp.
with supporting mods, exhaust and tuning. Without having flow numbers for your heads or cam specs I have no idea. You will want to dyno tune it though a.s.a.p. without a dyno tune you are leaving horsepower on the table and your driveability will suffer along with emissions.
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