BMW S50 , S54 , M50 support girdle kit 6MM

1  GIRDLE kit with bolts and spacers

2 GIRDLE plate only , without bolts and spacers

BMW S50 , S54 , M50 engine support girdle kit 6 mm steel with crmo spacers and 12,9 bolts .

Main bearing  girdle provides stiffening to your engine block. Since high forces act on the entire engine, especially in tuned engines, the use of girdle plates is advisable. They prevent the crankshaft from bending too much and withstand even high torques.