Fan to water bolts are they left handed treads and what size 235 cubic inch 6 cyl

Tiny
JOHN CONROY
  • MEMBER
  • 1961 CHEVROLET TRUCK
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 100,000 MILES
Cannot thread bolts thru fan/pulley into threaded 4 holes in water pump
Tuesday, December 30th, 2014 AT 4:55 PM

1 Reply

Tiny
SATURNTECH9
  • MECHANIC
  • 30,869 POSTS
We dont have the sizes of the actual bolt threads I use a tap amd die set thread pitch gauge to figure out the thread pitch and go from there. You could go to hard where store usually by there bolt bins they have threaded plates to figure out the thread pitch and diameter.
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Wednesday, December 31st, 2014 AT 6:39 AM

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