All values are theoreticaland are affected by oil viscosity and temperature. Larger Diameter Output Shafts 31 = Splined Shaft40 = Double Splined 012 = 12 in > 3 (197cc)/rev.016 = 16 in 024 = 24 in > 3 (393cc)/rev.028 = 28 in > 3 (262cc)/rev.020 = 20 in > 3 (459cc)/rev.032 = 32 in > 3 (328cc)/rev.026 = 26 in > 3 (525cc)/rev.036 = 36 in > 3 (426cc)/rev.032 = 32 in > 3 (590cc)/rev.040 = 40 in > 3 3 (910cc)/rev.096 = 96 in > 3 (1819cc)/rev. Seal Package Selection > .48 > HOLE B1 8.35 .75 > 2.50 4.81 > EFFECTIVE SPLINE LG. 6.500 8.63 > 6.498 7.91 5.00 B2 A2 A1 > 2.375 2.370 8.13 6.36 > STD. 1/2" O-RING BOSS CASE DRAIN 1.50 > SAE-FLAT ROOT 6.36 > (2) PLACES 1.07 > SIDE FIT 18T., 8/16 7.91 13.95 > DP., 30 INVOLUTE SAE 4-BOLT FLANGE PORT 4.44 > SPLINE - CLASS 7 .812 DIA. (4) HOLES CODE 62 HIGH PRESSURE 1-1/4" (4) PLACES