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The Mechanical PTO is a lever-actuated over-center clutch with a shaft and bearings mounted in a rigid iron bell housing. Designed for both inline and sideloaded applications on internal combustion engines with compatible SAE industrial flywheel and flywheel housings. The WPT® Mechanical Power Take-Off is available in a wide range of sizes for OEM’s applications and aftermarket retrofits.
Mechanical Power Take-Offs (MPTO) Units
Unit of Measure
1 

Item #

Item Name

SAE Housings

Dimension - A

Dimension - B

Diameter

C106 N/A 4-5/8 Inch (in) Dimension (D) Mechanical Power Take-Off (PTO) Unit N/A 4 5 N/A 7-1/8 in181 mm N/A 3-1/2 in88.9 mm N/A 1.438 in36.53 mm
C107 N/A 117.5 Millimeter (mm) Dimension (D) Mechanical Power Take-Off (PTO) Unit N/A 4 5 N/A 7-1/8 in181 mm N/A 3-1/2 in88.9 mm N/A 1.438 in36.53 mm
C108 N/A 5 Inch (in) Dimension (D) Mechanical Power Take-Off (PTO) Unit N/A 3 4 5 N/A 7-1/8 in181 mm N/A 6 in152.4 mm N/A 1.750 in44.45 mm
C110 N/A 5-5/8 Inch (in) Dimension (D) Mechanical Power Take-Off (PTO) Unit N/A 3 4 N/A 8-5/8 in219.1 mm N/A 5-1/2 in139.7 mm N/A 2.250 in57.15 mm
SP111 N/A 5-3/4 Inch (in) Dimension (D) Mechanical Power Take-Off (PTO) Unit N/A 1 2 3 N/A 9-1/4 in235 mm N/A 6-1/2 in165.1 mm N/A 2.250 in57.15 mm
SP211 N/A 6-1/4 Inch (in) Dimension (D) Mechanical Power Take-Off (PTO) Unit N/A 1 2 3 N/A 9-5/8 in244.5 mm N/A 6-1/2 in165.1 mm N/A 2.500 in63.5 mm
SP311 N/A 85.7 Millimeter (mm) Dimension (C) Mechanical Power Take-Off (PTO) Unit N/A 2 3 N/A 13-7/8 in352.4 mm N/A 10 in254 mm N/A 3.500 in88.9 mm
SP114 N/A 6-5/8 Inch (in) Dimension (D) Mechanical Power Take-Off (PTO) Unit N/A 1 N/A 12-1/8 in308 mm N/A 8-1/2 in215.9 mm N/A 3.000 in76.2 mm
SP214 N/A 7-1/2 Inch (in) Dimension (D) Mechanical Power Take-Off (PTO) Unit N/A 0 1 N/A 13-3/4 in349.3 mm N/A 10 in254 mm N/A 3.500 in88.9 mm
SP314 (80 mm PB) N/A 190.5 Millimeter (mm) Dimension (D) Mechanical Power Take-Off (PTO) Unit N/A 0 1 N/A 13-3/4 in349.3 mm N/A 10 in254 mm N/A 3.500 in88.9 mm
SP314 (100 mm PB) N/A 85.7 Millimeter (mm) Dimension (C) Mechanical Power Take-Off (PTO) Unit N/A 0 1 N/A 14-1/2 in368.3 mm N/A 10 in254 mm N/A 3.938 in100.01 mm
IBF314 N/A 12-1/2 Inch (in) Dimension (D) Mechanical Power Take-Off (PTO) Unit N/A 0 1 N/A 16-3/4 in425.5 mm N/A 10 in254 mm N/A 3.938 in100.01 mm
SP318 N/A 10 Inch (in) Dimension (D) Mechanical Power Take-Off (PTO) Unit N/A 0 N/A 18-1/4 in463.6 mm N/A 10 in254 mm N/A 4.500 in114.3 mm
Unit of Measure
1