K20, b16 b18 b18c. 10 in total.
ARP 12-point Head Bolt Kit for 2004 and Later Small Block Chevy GEN III LS
ARP HEAD BOLT KIT 154-3705 SB FORD 302 W/ 351 WINDSOR HEADS HP 12 POINT HEAD
ARP 102-2802 Nissan 2.4L KA24 4 Cylinder Flywheel Bolt Kit Steel 12 Point Head
ARP HEADER STUD KIT 120-1402 Buick 3.8L V6 3/8 BLACK OXIDE 12 POINT HEAD
ARP Header Bolts 100-1201 3/8 SB CHEVY BLACK OXIDE 12 POINT HEAD 3/8 WRENCH
ARP 203-4206 12-Point Head Stud Kit For Toyota 1.6L (2TC) & 1.8L (3TC) NEW
