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

1961 CHEVROLET TRUCK
100,000 MILES • 6 CYL • 2WD • AUTOMATIC
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JOHN CONROY
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  • 2 POSTS
cannot thread bolts thru fan/pulley into threaded 4 holes in water pump
Dec 30, 2014 at 4:55 PM
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SATURNTECH9
  • ✓ASE Certified Mechanic
  • 30,869 POSTS
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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.
Dec 31, 2014 at 6:39 AM
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