How much horsepower does Trick Flow heads add?

TFX® fuel injectors, an SFI-approved harmonic damper, and a timing chain kit with adjustable crank gears. The net worth of all this stuff is around 408 horsepower—over 100 horsepower more than a stock 4.6L Two-Valve delivers.

Why do Trick Flow heads?

Trick Flow Heads are one of the best US designed bolt-on mods to increase performance while maintaining reliability both on and off the track. Trick Flow Heads are one of the best US designed bolt-on mods to increase performance while maintaining reliability both on and off the track.

What are PI 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. 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.

Do heads add horsepower?

Depending on your cam, you can gain anywhere from 40-70hp. Cam and heads can gain you 100+hp.

When did trick flow come out with two valve heads?

For owners of Ford 4.6L and 5.4L Two-Valve modular V8s, the wait for a true performance cylinder head ended in 2009. That’s when Trick Flow Specialties introduced the Twisted Wedge 185 aluminum cylinder heads. They were the first true aftermarket performance heads for the Two-Valvers.

What do you need to know about trick flow modular head?

The heads come fully assembled with valves, valve springs, locks, retainers, and valve seals. Trick Flow applied its famous Twisted Wedge combustion chamber design (left) to the Modular head.

What are the dimensions of trick flow twisted wedge heads?

The Twisted Wedge design accommodates cams up to 245-degree duration @ .050 and .600 inches of lift, a significant improvement over the stock 4.6L heads. This cutaway shows the 185cc intake runner. The Twisted Wedge heads have as-cast runners based on CNC-ported profiles developed by Trick Flow.

What kind of horsepower does trick flow have?

This time Trick Flow is serving up a heaping helping of horsepower for the legendary Ford FE. Presenting the PowerPort® 175 cylinder heads—specially designed