Axle Bolt Specs - '88 90q

[Kneale Brownson]

M14=14mm bolt (thickness of the bolt), while M16=16 mm bolt.  The 14's a 
bit bigger than a 1/2 inch bolt, the 16's close to a 5/8 bolt.  You're 
correct that the bolt's strength rating is the number stamped on its head.


At 10:40 AM 05/19/2001 -0700, Bob Gregory wrote:

>Bentley says two options for 90q front axle/wheel
>bearing bolt:
>1.) If M14x1.5 torque to 88 ft-lbs then 1/4 turn more;
>2.) If M16x1.5 torque to 147 ft-lbs then 1/4 turn
>more.
>
>I have bolt in hand.  The only marking on the head is
>10.9.  How do I know which one I have and therefore
>the torque setting?  I think the Mxx notation is
>thread related and the 10.9 is bolt strength related.
>
>TIA,
>Bob Gregory
>'88 90q (the patient)
>'84 4kq
>'01 S4
>
>__________________________________________________
>Do You Yahoo!?
>Yahoo! Auctions - buy the things you want at great prices
>http://auctions.yahoo.com/
>