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PARTS INTENDED FOR COMPETITION USE ONLY.
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SMALL-BLOCK SB2.2 RACE CYLINDER HEADS

12480011

SEMI-FINISHED SB2.2 ALUMINUM CYLINDER HEAD 

Semi-Finished SB2.2 Aluminum Cylinder Head Assembly
Chevy Performance Semi-Finished SB2.2 Aluminum Cylinder Head
SB2.2 Semi-Finished Aluminum Cylinder Head
  • Aluminum head
  • Bare head, no seats or guides installed
  • Standard .500" guide holes
  • “As cast” peanut ports
  • 48-cc “as-cast” combustion chamber

12480129

SEMI-FINISHED SB2.2 ALUMINUM CYLINDER HEAD
  • Aluminum professional stock car-accepted head
  • Bare head, no seats or guides
  • .375" diameter guide holes
  • ”As-cast” peanut ports
  • 48-cc “as-cast” combustion chamber
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Future GM Technicians Posing for a Picture with Dale Earnhardt Jr.

Bring Us Your Talent

Nobody knows automotive like Dale Earnhardt Jr. — so who better to share advice with aspiring auto techs?

Technician Stories

Technician Stories
BLOCK-Module-Asset-BFTT-alt

The BLOCK

Visit TheBLOCK.com for a behind-the-scenes look at the world of Chevrolet Performance from an enthusiast's point of view.

Learn More

Learn More
Four Chevrolet Camaro Sports Cars Parked on Display in a Showroom

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Want to know the latest in Chevrolet Performance news and more? Connect with us via email and social media today.  

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Unless specifically noted to the contrary herein, vehicles equipped with Chevrolet Performance parts that are emissions-related may not meet U.S., Canadian, and state and provincial laws and regulations relating to motor-vehicle emissions. These parts are designed and intended for use in vehicles operated exclusively for competition: in racing or organized competition on courses separate from public streets or highways. Visit www.chevroletperformance.com/emissions for more details.

Unless specifically noted to the contrary herein, vehicles equipped with Chevrolet Performance parts that are emissions-related may not meet U.S., Canadian, and state and provincial laws and regulations relating to motor-vehicle emissions. These parts are designed and intended for use in vehicles operated exclusively for competition: in racing or organized competition on courses separate from public streets or highways. Visit www.chevroletperformance.com/emissions for more details.