Head gasket for competition engines with cylinder bores of 4.00 to 4.125
GM Suggested Retail: $33.16
Heavy-duty composition head gasket
Pre-flattened wire O-rings around each cylinder
For competition engines with cylinder bores of 4.00 to 4.125
0.041 compressed thickness
NOTE: Drill steam holes when used on 400-ci smallblocks. Gasket does not require re-torquing.