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Does a 2004 Mustang GT have PI heads?

Does a 2004 Mustang GT have PI heads?

Today, all Mustang GT V8 engines from 1999-2004 are the PI engine, whereas 1996-1998 4.6’s are referred to as NPI (non performance improved) engines.

Can a 1999 Mustang GT be changed to a PI head?

1999-2004 Mustang GT Cylinder Heads. Ford Racing Head Changing Kit. New Valve Covers If Necessary. The PI heads from the 99-04 Mustangs outflow the 94-98 heads and when paired with the correct PI cams and intake manifold, they deliver a huge increase in horsepower and torque.

What kind of cylinder heads does a Mustang GT have?

The Mustang GT Two Valve Cylinder Heads. The 2v (two valve) heads on the 4.6 before 1999 were the non-power improved heads. The 1999-2004 2v heads are the power improved (pi) heads. The non-pi heads rolled out on the 4.6 engine making only 210 horsepower.

When did the 2V heads come out on the Mustang?

The 1999-2004 2v heads are the power improved (pi) heads. The non-pi heads rolled out on the 4.6 engine making only 210 horsepower. In 1999, the pi heads were introduced and horsepower rose to 260 horsepower. There is also the SVO 2v head. They are a bit pricey new. However, if a deal can be found on a set of SVO heads they are the best out there.

What does Pi do to a Ford Mustang?

The PI heads from the 99-04 Mustangs outflow the 94-98 heads and when paired with the correct PI cams and intake manifold, they deliver a huge increase in horsepower and torque. This will also bump up your compression to 10.5:1.

What kind of cylinder heads do I need for a 1996 Mustang GT?

When we decided to sell Aftermarket Performance cylinder heads the decision was easy! When performance counts, the Promaxx Patriot Performance CNC-ported Cylinder Heads for the 1996-2004 Mustang GT delivers. Promaxx Patriot Performance Stage 2 and Stage 3 Windsor or Romeo heads come fully assembled and can handle blown or nitrous applications.

What’s the lift on a non PI head Mustang?

The non-PI heads came with a camshaft profile of roughly .480 inches lift on the intake and exhaust side. The valve duration at .050-valve lift came in at 204 degrees intake, and 208 degrees exhaust. The PI heads upgraded the cams to .535 inches lift on the intake, and .505 inches on the exhaust.

The 1999-2004 2v heads are the power improved (pi) heads. The non-pi heads rolled out on the 4.6 engine making only 210 horsepower. In 1999, the pi heads were introduced and horsepower rose to 260 horsepower. There is also the SVO 2v head. They are a bit pricey new. However, if a deal can be found on a set of SVO heads they are the best out there.

When did the Ford Mustang get Pi intake?

Ford Introduced the Mustang with PI heads and intake in 1999, and in 2001 replaced the plastic coolant crossover that was prone to failure with the aluminum version seen on this manifold. Helpful ( 13) Thanks for your input!

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Ruth Doyle