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GM NorthStar 2004 M11x 2.0 Headbolt P/n J-42385-2030

This is a first time repair all the tools and 10 insert P/n 112030 are included, 20 inserts required to do entire block. In 2004 GM changed the head bolt size to M11x2.0 previously the size commonly used was M11x1.5. This block will have two thread depths, 29mm upper bank and 45mm lower bank. This is measured from top of the block to the first starting thread

GM NorthStar 2004 M11x 2.0 Headbolt P/n J-42385-2030

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GM NorthStar 2004 M11x 2.0 Headbolt P/n J-42385-2030

$629.67
GM NorthStar 2004 M11x 2.0 Headbolt P/n J-42385-2030
GM NorthStar 2004 M11x 2.0 Headbolt P/n J-42385-2030

Home / Shop

GM NorthStar 2004 M11x 2.0 Headbolt P/n J-42385-2030

$629.67
Model Number: J-42385-2004
" Signature is Required " THIS KIT WILL ONLY SHIP TO THE BILLING ADDRESS
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Your Price: $629.67
629.670
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Categories: General Motors
Manufacturer: TIME-SERT
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  • Description

This is a first time repair all the tools and 10 insert P/n 112030 are included, 20 inserts required to do entire block. In 2004 GM changed the head bolt size to M11x2.0 previously the size commonly used was M11x1.5. This block will have two thread depths, 29mm upper bank and 45mm lower bank. This is measured from top of the block to the first starting thread