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Old Mar 11, 2013 | 08:37 PM
  #1  
Mongose's Avatar
Mongose
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Heel & Toe
 
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Default C5 Engine Tests

I may have to sell my 2000 C5 coupe. It has a "Mongoose" package on it (installed in 2000) which brought the HP up to 388 hp based on 2000 dyno results. It has "used" oil it's whole life, about a qt every 600-700 miles.
It has spent many miles doing HPDE over the years.
I recently 3/2/2013 dyno'd it again and the average of 3 runs was 392 hp. Also had compression tests and leak down done.
Mileage is 46,000
Compression 1-8
145
175
155
160
155
160
160
160
Leak Down 1-8
2%
5%
3%
5%
15%
2%
2%
20%

I have no idea what the tests would have shown had they been done in 2000.

Interested in opinions as to the perceived health of the engine. I can tell you when you kick it it gets scary fast.

Thanks

Last edited by Mongose; Mar 11, 2013 at 09:10 PM.
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Old Mar 12, 2013 | 10:43 AM
  #2  
3boystoys's Avatar
3boystoys
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Looks like a couple leakers, especially #8.
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