Main Stud Kit, 14MM, Extra Long Length

14MM X 2.00 4340 MATERIAL BLACK OXIDE FINISH HEX BROACH FOR EASY INSTALLATION HD WASHERS AND 12 PT HARDENED NUTS INSTRUCTIONS EXTRA LONG LENGTH WHEN USED WITH THE MODIFIED GIRDLE KIT, TIES MAINS TO BLOCK 12 VALVE & 24 VALVE ENGINES AVAILABLE IN 2 CONFIGURATIONS ALL 14 EXTRA LONG 4 STD, 10 EXTRA LONG THOSE PURCHASING OUR MODIFIED GIRDLE KIT WILL USE THE 4/10 KITS MANUFACTURED FOR HAISLEY MACHINE BY ARP IMPORTANT NOTE: ALL ENGINE BLOCKS 1997.5 AND NEWER HAVE "ENCORE" BLOCKS (THESE HAVE 2 TURBO OIL RETURN HOLES ON PASSENGER SIDE OF THE BLOCK) AND MUST BE DRILLED & TAPPED TO 14MM X 2.00. THE ENCORE BLOCKS HAVE 12MM X 1.50 THREADS.