Stage 8 Locking Header Bolts easy to use and they are real assurance against horsepower loss or gasket failure created by loose nuts or bolts. The unique patented and trademarked functional design is just three pieces: a bolt (4130 Alloy Steel), a locking retainer and a spring clip. The header bolt kits are application specific as either hex head with a 3/16 recessed allen head or 12 point, USA or metric. All Stage 8 Locking Header Bolt Kits are sold with all of the necessary hardware for your application.
Application:
- 1990-1997 FORD AEROSTAR 4.0
- 1986-1990 FORD BRONCO II
- 2001-2010 FORD EXPLORER V6 4.0
- 2001-2010 FORD EXPLORER SPORT TRAC V6 4.0
- 1982-1983 FORD F-100 V6 3.8
- 1982-1982 FORD GRANADA V6 3.8
- 1983-1986 FORD LTD V6 3.8
- 1983-2004 FORD MUSTANG V6 3.8 N
- 2005-2010 FORD MUSTANG V6 4.0 N
- 1986-1992 FORD RANGER V6 2.9 N
- 1990-2011 FORD RANGER V6 4.0 N
- 1988-1995 FORD TAURUS V6 3.8