Capacity: 24′ log length by 36″ diameter log cut capacity Engine: 51 HP ® Diesel Engine Weight: 7000 lbs. Model LM 4 Portable Sawmill. If you can find a heavier, more powerful portable Sawmill mill with more standard equipment than the LOGMASTER Model LM 4 Portable Sawmill ® powered sawmill, then you should buy that sawmill!