5.0L (1979-1995) Mustang Technical discussions on 5.0 Liter Mustangs within. This does not include the 5.0 from the 2011 Mustang GT. That information is in the 2005-1011 section.

Stock heads?

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Old 08-12-2006, 05:58 PM
  #1  
Matt90LX
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Default Stock heads?

Ok I've got a '90 lx 5.0, I just bought a '95 5.0 to swap in. Im wondering if there is a differance in the heads? Horsepower differances?
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Old 08-12-2006, 06:00 PM
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88stangaruu
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Default RE: Stock heads?

yes, you lost 10hp by doing that and you got hyperutectic cast pistons now instead of the forged pistons.

As far as the heads, nope...same heads, E7TE's.
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Old 08-12-2006, 06:06 PM
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PX429
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Default RE: Stock heads?

+1 Smog became stricter in 94
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Old 08-12-2006, 06:12 PM
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88stangaruu
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Default RE: Stock heads?

+1 Smog became stricter in 94
Yep, and you got a smaller upperintake off of the Thunderchicken which lost you some power.
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Old 08-12-2006, 09:19 PM
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Default RE: Stock heads?

+1 the intake is where you got your power loss
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