BC Brian Crower Head Gasket for 4G63 Evo 4-8 (BC8211) GSC 7" diagonal vs 5" diagonal

7" diagonal vs 5" diagonal

Install the file into your ECU

• 2 units as a set

33 UG98514254 18x9

• Function over a wide temperature range

BC Brian Crower Head Gasket for 4G63 Evo 4-8 (BC8211) GSC 7" diagonal vs 5" diagonalBC Brian Crower 0. 8mm thick head gaskets for the 4G63 Evo 4 8 with 86mm bore. BC gaskets, manufactured in Japan, provide exceptional sealing even under extreme boost pressures. Made from die cut layers of stainless steel, they offer superior consistency compared to other leading gaskets. Unlike inferior brands, which have high profile beads prone to fatigue and leakage, BC gaskets feature a 0. 2 micron layer of Nitrile rubber on pre coated stainless