Introducing the NEW Thompson Motorsports and Frankenstein Engine Dynamics Cylinder Heads

These LS1 heads are a part of Frankenstein’s Monster Series, made for Thompson Motorsports and our incredible customers.

Set of two (2) LS7 square port cylinder heads. Heads are complete and assembled. Valve covers, oil fill cap, and doweled rocker stands included with purchase.

• 15° valve angle
• Solid, stainless 2.200” intake / 1.650” exhaust valves
• 4.125” minimum bore size
• FED titanium 0.660” lift Spring Kit
•  ¼” NPT water crossover ports
• 285cc equivalent.

Made in the USA by the incredible team over at Frankenstein Engine Dynamics, these heads are sure to pull some serious power!

*Price per set (2 heads)*