Specifications Socket Size(s): 12mm 12pt, 4mm Allen
ARP Pro Series cylinder head studs are cold-forged to ensure molecular integrity. They're heat-treated prior to thread rolling and machining. ARP Pro Series kits are also available with 12-point nuts, and all kits come complete with hardened parallel washers for an even load distribution and accurate torque readings.
This kit will suit: 1986-1989 Celica ST165 1990-1993 Celica ST185 1990-1992 MR2 (1990–1992 Turbo) 1991-1995 MR2 (North America 1991 1995) 1994–1999 Celica ST205 1993+ Turbo MR2 Japan 1997–2001 Caldina ST215 (GT-T) 2002–2007 Caldina ST246 (GT-Four)