VALVE SEAT CUTTER SET CARBIDE FORD SERIES 385 460 AND LATER MODELS. CARBIDE TIPPED VALVE SEAT CUTTERS SET. BBF big block Ford series 385 429 – 460 1969 to 2004 MODELS. SET CONSIST OF. 11/32 VALVE GUIDE STEM with ARBOR and ROD. 11/32 VALVE GUIDE REAMER HSS. 53MM – 45 DEGREE Intake. 43MM – 45 DEGREE Exhaust. 1.750-60 DEGREE. Valve clearence setting cutter.