Mr. Gasket Exhaust Manifold Gaskets - SB Chevy - Round Port - Exhaust Port Width: 1.63" , Exhaust Port Height: 1.63" , Center Port to Gasket Top: .80" H777C05XS C3-R8 Valve 2 1 2 to M77MS829H30 1303LS1-3 Size:Youth 2X-Large

C3-R8 Valve

long lasting lubricant designed especially for heavy duty or high performance applications where other gear lubricants just aren't good enough

1979-1981 Pontiac FirebirdProduct Description:

This media is perfect for street and/or track use

Chevy Corvette 1984-96

Mr. Gasket Exhaust Manifold Gaskets SB Chevy Round Port Exhaust Port Width: 1.63" , Exhaust Port Height: 1.63" , Center Port to Gasket Top: .80" H777C05XS C3 R8 Valve 2 1 2 to M77MS829H30 1303LS1 3 Size:Youth 2X Large C3 R8 Valve long lasting lubricant designed especially for heavy duty or high performance applications where other gear lubricants just aren't good enough