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whats the difference between a p/p stock ls1 tb and an 80 mm say bbk tb??

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Old 10-14-2010, 02:15 PM
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Default whats the difference between a p/p stock ls1 tb and an 80 mm say bbk tb??
I know stock is 78 mm so size is one differenc.....glon
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Old 10-15-2010, 10:28 AM
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Nothing worth any significant money. Still have the same
manifold hole diameter roght behind it.
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Old 10-15-2010, 02:51 PM
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2mm and a lot of $
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Old 10-15-2010, 08:14 PM
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A properly ported 75mm stock TB will be on par with a BBK 80mm.
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Old 10-15-2010, 10:32 PM
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thanks guys much appreciated.
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