Description

• In excellent condition.
• Has the GM part number and GM mold number on it.
  • Reproductions don’t have “GM” and a mold number.
• Has (1) 3/8-16 x 2-12″ long bolt with a WB 1C Head mark.
• Threads on this bolt is ~1″ long.
• Also has (1) 3/8-16 x1″ long bolt with a “T” and 3 radial bar head mark.
• Lock washers for these are 3/8″ ID x 5/8″ OD & 0.115″ thick.
• This is a full thread bolt.
• Outer edge of lock washers is serrated for 1/16″ on the outer edge on one side only.
• Includes a new gasket

Fits:
40-57 Chevy, all w/6 cyl.
53-55 Chevy, 6 cyl.