The ROTOR is still the HEART of the AXIAL-FLOW COMBINE changes • MORE HORSEPOWER... The 1644 has more engine HP than the model 1460 manufactured up to 1985... and the 1666 has more engine HP than the model 1480 manufactured up to 1985... LONGER SIEVES... Both the chaffer and shoe sieves are 13” longer than previous models increasing the cleaning area by 25.9%... CROSS FLOW FAN... Patented chevron design moves air evenly over the entire sieve surface giving excellent grain quality in all ' kinds of crops... FIELD TRACKER... Permits the header to follow ground contours, independent of the combine by automatically tilting from side to side in response to terrain changes... I New & Used Products Backed By loober Parts & Service 17) 768-8231 in You’ll find the BEST COMBINE at C.B. HOOBER & SON INC., where you also get the BEST COMBINE SERVICE! but check out these the NEW MODEL I m INTERCOURSE, C.B. HOOBER ft SON INC. [*l3lk made the BEST COMBINE BETTER! MODEL HORSEPOWER 1644 1666 1688 PA - 180 - 215 - 260 199*023 1!