GMPartsGiant.com offers the wholesale prices for genuine 1992 Chevrolet P30 parts. Parts like Brake Master Cylinder are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 4.3L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L. Model Code: CHASSIS DELIVERY, CHASSIS DELIVERY CUTAWAY, CHASSIS MOTOR HOME, CHASSIS MOTOR HOME CUTAWAY.