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      03-16-2015, 01:00 PM   #1
Richy Rich
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7th Gear Pull on Dynapack

Only dyno I can find available today around 12-1 is a dynapack, I know a 7th gear pull on a dynojet will allow me to see if speed limiter is removed or not.

Will this work with a dynapack also, being a hub vs roller?

Don't really want to waste the time if not.
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      03-16-2015, 01:08 PM   #2
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Quote:
Originally Posted by Richy Rich View Post
Only dyno I can find available today around 12-1 is a dynapack, I know a 7th gear pull on a dynojet will allow me to see if speed limiter is removed or not.

Will this work with a dynapack also, being a hub vs roller?

Don't really want to waste the time if not.
Dynapacks seem to have a really hard time dynoing JB4-equipped cars when loaded up causing in all sorts of misfires, we saw this at the last European Car Challenge dyno event at Church. It might work if all you're looking to do is see if the speed limiter has been removed.

Your best bet is a chassis dyno, but make sure to ask the operator if their dyno is capable of reaching those speeds safely beforehand.
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      03-16-2015, 01:09 PM   #3
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Quote:
Originally Posted by tom @ eas View Post
Dynapacks seem to have a really hard time dynoing JB4-equipped cars when loaded up causing in all sorts of misfires, we saw this at the last European Car Challenge dyno event at Church. It might work if all you're looking to do is see if the speed limiter has been removed.

Your best bet is a chassis dyno, but make sure to ask the operator if their dyno is capable of reaching those speeds safely beforehand.
So in other words, I need to stop being lazy make the hour and a half drive to EAS? Lol
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      03-16-2015, 01:20 PM   #4
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On a dynapack, I have seen speeds close to 200mph on a 1300whp+ GT-R
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      03-16-2015, 10:36 PM   #5
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Quote:
Originally Posted by Richy Rich View Post
So in other words, I need to stop being lazy make the hour and a half drive to EAS? Lol
Pretty much.
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      03-16-2015, 10:43 PM   #6
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Quote:
Originally Posted by tom @ eas View Post
Dynapacks seem to have a really hard time dynoing JB4-equipped cars when loaded up causing in all sorts of misfires, we saw this at the last European Car Challenge dyno event at Church. It might work if all you're looking to do is see if the speed limiter has been removed.

Your best bet is a chassis dyno, but make sure to ask the operator if their dyno is capable of reaching those speeds safely beforehand.
Tom are you guys not installing or selling JB4 anymore?
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      03-16-2015, 10:44 PM   #7
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I don't think so... there's a thread for that somewhere around here.
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