CG13DE HEAD GASKET   BORE THICKNESS PART NO. MSRP (USD) MATERIAL STRUCTURE ø72.7 0.7mm 1346727071 DISCONTINUED Metal Super Grommet Sample Compression Ratio ● Turbo Gasket ø72.2 Piston STD ø71.0 0.7mm approx. 10.1 Values of the sample compression ratios are calculated out based on the factory spec data. Adjustment of the compression ratio must be based on the measurement of the actual engine. L6 HEAD GASKET   BORE THICKNESS PART NO. MSRP (USD) MATERIAL STRUCTURE ø90.5 1.0mm 11044R561M $290.00 Metal Bead type 1.2mm 11044R562M