June 25, 2018, 05:48:26 AM

Author Topic: Allison MT644 for an 871  (Read 9160 times)

Offline lvmci

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Re: Allison MT644 for an 871
« Reply #15 on: February 06, 2014, 08:20:22 PM »
I have a MT643 with an 8V71, whats the difference between a 643 and 644, lvmci...
MCI 102C3 8V92, Allison HT740
Formally MCI5A 8V71 Allison MT643

Offline TomC

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Re: Allison MT644 for an 871
« Reply #16 on: February 06, 2014, 09:12:41 PM »
Ones newer then the other, and the MT644 has a more robust torque converter. Good Luck, TomC
Tom & Donna Christman. '77 AMGeneral 10240B; 8V-71TATAIC V730.

Offline Fredward

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Re: Allison MT644 for an 871
« Reply #17 on: February 07, 2014, 04:06:49 AM »
Lvmci,
What is your top speed with that configuration ?
Do you know is your 871 set at 2150 rpm?
Fred
Fred Thomson