Restore showroom original appearance and stopping power to your 1977-1982 Corvette with this correctly marked Delco Moraine Power Brake Master Cylinder. These units feature correct casting numbers and stamping, or correct no stamp in master cylinder body. 1977-1982 cover is correctly stamped "Use Delco Brake Fluid" and the additional "SAE J1703" stamping. There is no longer any need to "cross your fingers" with a questionable rebuilt unit. Don't trust your precious Corvette to anything less than these 100% correct New Delco Moraine Brake Master Cylinders.