Part# CSB-WP-KBSktCap - Small Block Chevy water pump Bolt Kit. This bolt kit will not rust like a chrome bolt can. This Kustom Bitz hex headed bolt kit is from our standard range of 316 polished stainless steel bolts polished to our KustomBitz standard finish. These are the bolts that have the Allen Key hex type slot in a round headed bolt with a gnarled outer edge. This custom water pump bolt kit will suit all small block Chev 307, 327, 350, 400 V8 engines. This bolt kit comes complete with 4 x bolts, washers and spring washers to enable you to bolt the standard OEM water pump and direct replacement water pumps to your small block Chevrolet engine.