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    F-650 (Cat 3126)

    Any ideas on what (HP/torque) a stock 4 speed Allison (auto) can handle?
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    F-650 (Cat 3126)

    Thanks for the welcome. I just found the forum recently. ;Sweet I was informed that my motor and tranny is about 190 hp/ 520@1440. Not sure what can be done (upgrades) to the motor without tearing into it (mechanically) and what the tranny can handle. I guess, I would like to give it more pep...
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    F-650 (Cat 3126)

    Does anyone have any experiences or worked with any upgrades with the 3126 Cat motor? I have a 2000 F-650 with the 3126B Cat and would like to wake it up. I am planning on taking it to the closest Cat Dealer to have them go over it. But I know that there is only so much they will do. I have the...
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    10 lug front axles

    10 lug axles I am currently doing a 4wd axle swap with my F-650. I put a older face loader Rockwell axle (stud piloted) into my truck. It came out of a ex-powerline truck (F-700). They have ratings of 7500, 8500, and up to 9000 lbs before you jump up to the next class of axles (near 18K). Most...

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