This auction is for a NOS master cylinder rebuild kit in perfect condition. Niehoff part # K-59065 ( 1 " bore ). These are NEW factory original " MADE IN THE USA " quality parts in the original factory package. Guaranteed superior quality that meets or exceeds all OEM specifications with exact fitment as original. Will fit 1967 1968 1969 1970 Pontiac ( Bonneville, Catalina, Catalina 2 + 2 ) w/ Bendix power brakes and 1967-70 Oldsmobile ( Delta 88, Ninety-Eight ) w/ Bendix power brakes. Combined shipping discounts apply on multiple purchases whenever possible. Questions are always welcome, so don't hesitate to ask. Please be sure to check out my eBay store for more Vintage and Classic parts & accessories. I list a large variety of NOS, NORS and quality used parts every week, so check back often.