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Dizel
Dizel asked in Cars & TransportationMaintenance & Repairs · 7 years ago

what is the thread size for head bolts on pontiac grand am 1997 v6?

hi!

I am trying to clean cylinder head bolt holes and would like to buy thread chaser but don't know what size I need to look for.

1997 Grand am V6

2 Answers

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  • Reider
    7 years ago
    Favorite Answer

    11 x 1.5 pitch

  • Me Brod
    Lv 6
    7 years ago

    Back in the old days, before I owned a "thread gauge", I use to take the mystery bolt to the hardware store and have them put a nut on the bolt. Then I knew exactly the diameter, pitch & coarse of the threads.

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