Author Topic: Big Block Conversion - 1975 Jimmy  (Read 13480 times)

Offline VileZambonie

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Re: Big Block Conversion - 1975 Jimmy
« Reply #15 on: April 12, 2009, 05:18:25 pm »
The dynomax headers are good but you may need to double gasket or run thicker gaskets at the heads. I always run the thick ones. The ceramic coat doesn't last very long.
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74 GMC, 75 K5, 84 GMC, 85 K20, 86 k20, 79 K10

Offline Stewart G Griffin

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Re: Big Block Conversion - 1975 Jimmy
« Reply #16 on: April 13, 2009, 10:50:37 am »
So anyways, back to SBC to BBC conversions:

1) If stock manifolds are used (and i now know that they aren't in this particular case) will they (the BB's) bolt right up to the stock SB exhaust system?


Offline Captkaos

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Re: Big Block Conversion - 1975 Jimmy
« Reply #17 on: April 13, 2009, 11:18:56 am »
1) If stock manifolds are used will they (the BB's) bolt right up to the stock SB exhaust system?

No.