11/16ths is almost 3/4 of an inch ..'about right'.

Even if you have 1/2 inch of stud sticking out that should be sufficient .

On 10/10/2015 9:08 AM, John Rodgers wrote:
> Pat, is yours long enough to get the alterator bracket, the dip stick
> bracket and the retaining washer and nut on it.? 11/16ths seems mighty
> short. I talked with Chris at VAN CAFE and he said that should be an 8mm X
> 38  stud stiking out. I suspect it should have at least 1 inch exposed to
> mount those brackets.
>
> John
> On Oct 10, 2015 13:40, "Pat Spragge/RFAN" <Pat.Spragge@rfan.com> wrote:
>
>> John,
>>
>> I can't tell you how long the stud is, however it protrudes 11/16" on mine.
>>
>> Sent from my iPad
>>
>>> On Oct 9, 2015, at 3:40 PM, John Rodgers <jrodgers113@GMAIL.COM> wrote:
>>>
>>> Next question! I just discovered a broken stud. This stud is on top of
>> the
>>> engine, lies just to the right of engine center line and faces the rear
>> of
>>> the van. It's apparent use is as an anchor for part of the alternator
>>> tension adjustment apparatus. Two brackets fit over it and a nut secures
>>> them. How long should that stud be? I cannot mount both brackets to it
>> and
>>> get a washer and nut on it to lock it down.
>>>
>>> Any input on this new problem is appreciated!
>>>
>>> John
>>