Pontiac - Race The next Level

          
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Old 09-25-2020, 11:23 AM
73LeMans's Avatar
73LeMans 73LeMans is offline
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Default MSD Trigger wheel pilot hole diameter?

Anyone know the diameter of the pilot hole in the middle of the #8650 7" trigger wheel? Curious if it will over my old Fluidamper register that sits @ 2.46". Looks like it should. I know it uses bolts to secure, just curious if it will need to be machined to rest flat.

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Mark S
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Who needs nice and pretty, when you can have mean and nasty?
KRE Aluminum headed 463CID 73 LeMans. Used to run 10.6x @ 124.55. 3700lbs
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So much for 2020...shootin for 9s in 2021...and in 2022 apparently.....looks like 2023 as well.
>>My 73 Build thread
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Old 09-25-2020, 03:30 PM
73LeMans's Avatar
73LeMans 73LeMans is offline
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Join Date: Mar 2002
Location: Berkley, MA
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Default

Called MSD/Holley Support - it wont fit. I'm far from surprised. Diameter is 1.82" according to Tech Support. Id have to machine off an awful lot for it to fit and center on the register.

__________________
.
Mark S
.
Who needs nice and pretty, when you can have mean and nasty?
KRE Aluminum headed 463CID 73 LeMans. Used to run 10.6x @ 124.55. 3700lbs
.
So much for 2020...shootin for 9s in 2021...and in 2022 apparently.....looks like 2023 as well.
>>My 73 Build thread
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