Chevrolet Master Cylinder Brakes With OEM# 18010556 18013440 MC39636

Bore diameter of MC110887 bomba de frenos is 28.7mm(1.13″). With two outlet ports, the master cylinder is suitable for Disc Drum brake system. The thread dimenison is 1/2-20″ of the primary hole, and 9/16-18″ of the secondary hole. The brake master cylinder has many interchange part numbers: 18029963, 18029964, 08030755, 174-658, MC39578

Fitment:

1985-1989 Chevrolet Astro Mini Van
1990-1995 Chevrolet Astro Van 2WD with rear ABS
1985-1995 GM G10
1985-1994 GM G20
1985-1989 GM P20
1990-1994 GMC Safari Van 2WD with rear ABS