Evergreen HG4011 Acura Integra LS RS GS 1.8L B18A1 B18B1 Cylinder Head Gasket Fits: Acura Integra LS RS GS 1.8L B18A1 B18B1 (see description below) Each Gasket is Made to be Durable And Long-lasting Resistance to High Temperatures And Flexibility. Aim to Deliver a Perfect Seal on Your Car's Engine Yield Significant and Noticeable Improvements to Your Car Engine overall Specialized Designs to Ensure a Perfect Fit and Correct Operation