• Part Number: ES72173
• Brand: Fel Pro
• Head Style: Hex Head 15mm & 10mm
• Bolt Thread Size: 11mm x 2.0 & 8 mm x 1.25
• Under Head Length: 45mm, 100mm, 155mm
• Torque To Yield: Yes
• Country Of Origin: USA

This listing is for a brand new complete set of stock style cylinder head bolts from Fel Pro that are made in the USA. Set includes enough bolts for two heads.

This set fits 1997-2003 4.8L, 5.3L, 5.7L and 6.0L LS Series engines listed below and some 2004 engines that use the first design style bolts (see Application Note below).

Application Note: Sometime in 2004 GM changed the head bolt design for the LS engines from a first design to a second design set. The first design set has bolts with three different sizes: 8mm x 45mm, 11mm x 100mm & 11mm x 155mm. The second design set has bolts with two different sizes: 8mm x 45mm & 11mm x 100mm.

Buick:

• 5.3L 2004- 2004 Rainier VIN P

Cadillac:

• 5.3L 2002 -2004 Escalade VIN T
   
• 5.7L 2004- 2004 CTS VIN S
   
• 6.0L 2002 -2004 Escalade VIN N
• 6.0L 2003- 2004 Escalade ESV VIN N
• 6.0L 2002 -2004 Escalade EXT VIN N

Chevy:

• 4.8L 2003- 2004 Express 2500 VIN V
• 4.8L 2003 -2004 Express 3500 VIN V
• 4.8L 1999- 2004 Silverado 1500 VIN V
• 4.8L 2000 -2004 Tahoe VIN V
   
• 5.3L 2002- 2004 Avalanche 1500 VIN T, Z
• 5.3L 2003 -2004 Express 1500 VIN T
• 5.3L 2003- 2004 Express 2500 VIN T
• 5.3L 1999  2004 Silverado 1500 VIN T, Z
• 5.3L 1999- 2000 Silverado 2500 VIN T
• 5.3L 2003 -2004 SSR VIN P
• 5.3L 2000- 2004 Suburban 1500 VIN T, Z
• 5.3L 2000 -2004 Tahoe VIN T, Z
• 5.3L 2003- 2004 Trailblazer EXT VIN P
   
• 5.7L 1998 -2002 Camaro VIN G
• 5.7L 1997- 2004 Corvette VIN G, S
   
• 6.0L 2003 -2004 Express 2500 VIN U
• 6.0L 2003- 2004 Express 3500 VIN U
• 6.0L 2003 -2004 Silverado 1500 VIN N
• 6.0L 2001- 2004 Silverado 1500 HD VIN U
• 6.0L 1999 -2004 Silverado 2500 VIN U
• 6.0L 2001- 2004 Silverado 2500 HD VIN U
• 6.0L 2001 -2004 Silverado 3500 VIN U
• 6.0L 2000- 2004 Suburban 2500 VIN U

GMC:

• 4.8L 2003 -2004 Savana 2500 VIN V
• 4.8L 2003- 2004 Savana 3500 VIN V
• 4.8L 1999 -2004 Sierra 1500 VIN V
• 4.8L 2000- 2004 Yukon VIN V
   
• 5.3L 2003 -2004 Envoy XL VIN P
• 5.3L 2004- 2004 Envoy XUV VIN P
• 5.3L 2003 -2004 Savana 1500 VIN T
• 5.3L 2003- 2004 Savana 2500 VIN T
• 5.3L 1999 -2004 Sierra 1500 VIN T, Z
• 5.3L 1999- 2000 Sierra 2500 VIN T
• 5.3L 2000 -2004 Yukon VIN T, Z
• 5.3L 2000- 2004 Yukon XL 1500 VIN T, Z
   
• 6.0L 2003 -2004 Savana 2500 VIN U
• 6.0L 2003- 2004 Savana 3500 VIN U
• 6.0L 2001 -2004 Sierra 1500 VIN U
• 6.0L 2001- 2004 Sierra 1500 HD VIN U
• 6.0L 1999 -2004 Sierra 2500 VIN U
• 6.0L 2001- 2004 Sierra 2500 HD VIN U
• 6.0L 2001 -2004 Sierra 3500 VIN U
• 6.0L 2001- 2004 Yukon VIN U
• 6.0L 2001 -2004 Yukon XL 1500 VIN U
• 6.0L 2000- 2004 Yukon XL 2500 VIN U

Hummer:

• 6.0L 2003 -2004 H2 VIN U

Isuzu:

• 5.3L 2003- 2004 Ascender VIN P

Pontiac:

• 5.7L 1998 -2002 Firebird VIN G
• 5.7L 2004- 2004 GTO VIN G

Please refer to the manufacturers catalog or contact me with any application questions.