Compare Maximum number of 4 items selected Fel-Pro High Performance Rectangle Port Composite Intake Manifold Gasket - 1237-1 Part #: 1237-1 Line: FEL Fel-Pro High Performance Rectangle Port Composite Intake Manifold Gasket 1 Year Limited Warranty Material: Composite Port Shape: Rectangle Thickness (in): 0.030 Inch Port Size (in): 1.400 X 1.900 Inch Engine Make/Size: Chevrolet V8 Racing Small Block, SB2 (4.4 Inch Bore Centers) Show More Show Less