RB20DE[T] HEAD GASKET   BORE THICKNESS PART NO. MSRP MATERIAL Φ80.5 1.2mm TA4070-NS07A $180.00 Metal 1.5mm TA4070-NS07B 1.8mm TA4070-NS07C     CROSS SECTION     BEAD TYPE FLAT TYPE     *Images are for illustration purposes only.   SEAL TYPE GROMMET TYPE   TOP SIDE   UNDER SIDE *Images are for illustration purposes only. COMPRESSION RATIO CALCULATION TOOLS     　     RB20DE[T] / RB25DE[T] MANIFOLD GASKET Exhaust-manifold Gasket QTY. MSRP PART NO. NOTE 1 $35.00 TA4060-NS06A ・Metal 3 layers ・t=0.75mm ・Bead type ・NEO6 Compatible