GM Performance Parts Head Gasket

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Competition Head Gasket

GM Performance Parts cylinder head gaskets, cylinder head bolts, and cylinder head studs are the finest quality parts available to ensure a secure seal between the engine block and cylinder heads.

GM Performance 12363411 - GM Performance Parts Head Gasket

809-12363411

Competition Head Gasket (4.540")
More info on GM Performance 12363411

$75.99

GM Performance 12557236 - GM Performance Parts Head Gasket

809-12557236

Composition Head Gasket

Stainless steel fire rings

Fits aluminum or cast iron heads

Used on ZZ4 and 350 HO engines

0.051" compressed thickness

$17.99

809-10105117

Composition Head Gasket

Stainless steel fire ring

For stock or mildly modfied engines with 4.00" cylinder bores

Fits cast iron or aluminum heads

0.026" compressed thickness

$21.99

809-10185054

Heavy-Duty Composition Head Gasket

Teflon-coated

Pre-flattened wire O-rings around each cylinder bores of 4.00" to 4.125"

0.041" compressed thickness
More info on GM Performance 10185054

$42.99

809-12363763

Special Competition Head Gasket

Teflon-coated, heady-duty composition gasket

Pre-flattened steel fire rings and 4.200" bore

Revised coolant hole pattern

0.038" compressed thickness
More info on GM Performance 12363763

$74.99