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Old 05-21-2007, 06:41 PM   #1
David Herrera
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Chevy big block motor mount question

The Frame mounts have an oversized opening, I need to know if a grommet is needed to bolt up to the motor mounts? the 72 truck came with a small block but changing over to a big block.

Last edited by David Herrera; 05-21-2007 at 07:22 PM.
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Old 05-21-2007, 07:22 PM   #2
john
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Re: Chevy big block motor mount question

Do you have the 68-72 big block eng mount brackets with the big hole? If so they use a different mounts with a rubber pad on both sides of the frame stand.
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Old 05-21-2007, 07:33 PM   #3
David Herrera
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Re: Chevy big block motor mount question

That's correct, the 72 big block frame mounts with the 1 1/4 inch opening. Where would I find those motor mounts?
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Old 05-21-2007, 08:22 PM   #4
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Re: Chevy big block motor mount question

meant to say 68-71. the 72 mounts are like the 73 and newer. I think some of the board vendors will have them, but prepare for sticker shock. There is a FAQ article on Using different big block mounts.

http://67-72chevytrucks.com/vboard/s...d.php?t=122645


http://67-72chevytrucks.com/vboard/s...d.php?t=128765
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Old 05-21-2007, 09:38 PM   #5
David Herrera
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Re: Chevy big block motor mount question

Thanks John I found the right mounts at Truckandcarshop.com
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Old 05-21-2007, 10:34 PM   #6
kelsfine69
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Re: Chevy big block motor mount question

You can make 1/4" thick square washers and grade 8 bolts and it can work that way also.
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Old 05-22-2007, 12:08 AM   #7
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Re: Chevy big block motor mount question

72 is unique to itself. Please for your sake talk to BIll at Vintage CHevy Trucks before you buy.
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