The JE Pistons Pro Seal head gasket for Nissan SR20DET RWD (87.5mm bore, 0.039in thickness; ref C4324-040) is a replacement gasket matched to those dimensions. It restores sealing between the cylinder head and block for combustion and coolant passages during engine work. Specify this gasket for rear-wheel-drive Nissan SR20DET applications that require the listed bore, thickness, and reference part.
JE Pro Seal Nissan SR20DET RWD 87.5mm 0.039in Head Gasket (ref C4324-040)