Headgames Motorworks

Headgames Motorworks Headgames Motorworks! Turning air into adrenaline. Precision cylinder head development, airflow science, and engine performance built to win.
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Backed by 25+ years of real-world results.

HeadGames Gen 4/5 Viper valvetrain setup for solid roller and Jesel rockers. 🔥The right valvetrain package matters, espe...
08/23/2026

HeadGames Gen 4/5 Viper valvetrain setup for solid roller and Jesel rockers. 🔥

The right valvetrain package matters, especially when the build calls for serious hardware.

08/23/2026

The 3/4" Super Spiral is the carver. The 1/2" is the finisher.

The 3/4" moves material and creates the shape. Then we switch to the 1/2" for more control, tighter areas, and the final blend.

Two different tools. Two different jobs. One finished Coyote intake port.

David Localio assembling a 4G63 this Saturday afternoon! 🔥
08/22/2026

David Localio assembling a 4G63 this Saturday afternoon! 🔥

Ben Hochman’s 4G63 is ready for weld.Water jacket holes getting welded up. 🔥
08/22/2026

Ben Hochman’s 4G63 is ready for weld.

Water jacket holes getting welded up. 🔥

Toyota Corolla G16 head rebuilt and ready for boost. 🔥Fresh guides, full GSC Power-Division valvetrain, and the HeadGame...
08/21/2026

Toyota Corolla G16 head rebuilt and ready for boost. 🔥

Fresh guides, full GSC Power-Division valvetrain, and the HeadGames details to back it up.

4G63 1/2" stud mod in progress. 🔥When the build calls for more clamp, the machine work has to match. ...
08/21/2026

4G63 1/2" stud mod in progress. 🔥

When the build calls for more clamp, the machine work has to match.

Earlier this week, we showed the rough cut vs. final cut on this Evo 8 port.Now here’s the finished full port. 🔥From the...
08/21/2026

Earlier this week, we showed the rough cut vs. final cut on this Evo 8 port.

Now here’s the finished full port. 🔥

From the first pass to the final shape, this is where the CNC work comes together.

This 4G63 doesn’t flinch. 🔥HeadGames CNC port, O-ring seal, and GSC Power-Division valvetrain — built to handle 1400whp ...
08/20/2026

This 4G63 doesn’t flinch. 🔥

HeadGames CNC port, O-ring seal, and GSC Power-Division valvetrain — built to handle 1400whp of pure boost abuse.

Precision under pressure.

VR38 getting its final rinse after a round of HeadGames work. 🔥Pocket ported, fitted with bronze guides, clean enough to...
08/20/2026

VR38 getting its final rinse after a round of HeadGames work. 🔥

Pocket ported, fitted with bronze guides, clean enough to eat off of, and ready to make serious power.


08/20/2026

D25 Subaru chamber softening.

Cleaning up the sharp edges and hot spots in the chamber.

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45 Everett Drive Suite 150A
Princeton Junction, NJ
08550

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