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Old 05-16-2017, 07:48 PM   #8
Mark Yacavone
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Default Re: new combo missing a bunch of power?

Quote:
Originally Posted by pfordamx View Post
i can check stall on the transbrake right? and i can tell you it will go to 4500 easily on the brake because thats where the 2 step is but it drops a ton of rpm inbetween gears. could line pressure or trans being over full cause this type of issue? the fact that it still leaves is what makes me think the sprag is ok. i was considering raising the 2 step to 6500 and seeing where the converter stopped it. could a bad msd box cause this type of problem? the only things that aren't new are the box and plug wires. so they're pretested but 6-7 years old when everything else is relatively new.
Yes, you can check it with the t-brake....on jackstands! You'll be auditioning for Super /Gas.
Your interval times are all within reason, as far as being correct. But still seems like it would go faster than that, if the secondaries weren't working at all.
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