Cross Member 6273808 for '76 cutlass?

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Old Nov 16, 2025 | 05:10 PM
  #1  
getmygoat's Avatar
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Cross Member 6273808 for '76 cutlass?

Hi all,

Does anyone know if cross member part # 6273808 would fit a '76 cutlass?

Thanks!
Old Nov 18, 2025 | 01:51 PM
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That crossmember is for 73-74 Chevelle, so it SHOULD fit the Olds. I assume this is a double hump crossmember for dual exhaust. Chevy used tubular crossmembers, Olds used the formed "hat section" crossmember, but they should be dimensionally interchangeable.
Old Nov 18, 2025 | 04:12 PM
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I have a tube formed dual hump brace on my 75 cutlass. No issues.
Old Nov 21, 2025 | 12:31 PM
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getmygoat's Avatar
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Originally Posted by joe_padavano
That crossmember is for 73-74 Chevelle, so it SHOULD fit the Olds. I assume this is a double hump crossmember for dual exhaust. Chevy used tubular crossmembers, Olds used the formed "hat section" crossmember, but they should be dimensionally interchangeable.

Thanks Joe - I attached a pic. It looks dual humped.

NOS 73 74 Chevelle conv El Camino TH transmission crossmember support rail 1973 - Picture 5 of 24
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