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Bb 68-1

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Old 03-28-03, 10:38 AM
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Bb 68-1
has anyone ran the 68-1 ballbearing on their FD?
and what are the spool up time and power output @ 15 psi and @ 20 psi.
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Old 03-29-03, 01:03 PM
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it has a .84 A/R
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Old 03-29-03, 01:32 PM
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should spool around 3.5k? the a/r is pretty small for exhaust side if it is, stock turboII series 5 are 1.00 in a.r
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Old 03-29-03, 02:45 PM
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i have an FD with a race port. or at least i should get it back from the shop in 2 weeks.
i think the 68-1 is close to a TO4R, but i'm not sure
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Old 03-29-03, 09:43 PM
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probably a little bigger, just a guess
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