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#1 |
Registered User
Join Date: Aug 2011
Location: tuolumne,CA
Posts: 74
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Re: 292 I6 to 4.3 V6 engine swap
geezer#99
If anything if moving a mount would do it, I think I will need to move one back, because the engine mounts are closer to the bell housing than on the V8's. But moving it back might work. Captainfab: When you say a plate under the V8 mounts, is that to be used as a spacer? I was wondering if the frame might be based on the 1 ton chassis for these little boxes. It did appear to be a little taller than my '70 at that point. Thank You both for your responses Andy |
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#2 |
60-66 Nut
![]() ![]() Join Date: Mar 2007
Location: Coeur d'Alene, Idaho
Posts: 23,246
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Re: 292 I6 to 4.3 V6 engine swap
Sorry I wasn't clearer. The plate I mentioned will be needed to support the bottom of the engine mount brackets as they will no longer be 100% on the crossmember. The plate will need to be bolted or welded onto the crossmember. You may also need a gusset or two on the bottom against the crossmember. This is basically what GM did on the '88 & up trucks with the 4.3 V6.
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#3 |
Registered User
Join Date: Aug 2011
Location: tuolumne,CA
Posts: 74
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Re: 292 I6 to 4.3 V6 engine swap
Captainfab:
Got it now. Did not think about the angle of the mount at the bottom where it mounts to the cross member. And gussets will most diffently be needed along with the bottom plate for strength. Thanks Andy |
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