ARMY TM 9-6115-670-14&P 1-5 Table 1-1.  Differences Between Models MEP903A (SICPS) MEP903B (JTACS) AND MEP903C (WIN-T) Frame Assembly: Length 34.50 in. 70.62 in. (87.63 cm) (179.37 cm) Width 19.75 in. 20.12 in. (50.17 cm) (51.10 cm) Pull Handle None One screw mounted pull handle Runners Two screw mounted runners None Day Tank (fuel tank) Mounting Bracket width 5.38 in. (13.67 cm) 3.34 in. (8.48 cm) (WIN-T) (Fuel Transfer Pump Side) 3.50 in. (8.89 cm) (JTACS) Mounting Bracket width (Muffler Side) 3.25 in. (8.26 cm) 3.34 in. (8.48 cm) (WIN-T) 3.50 in. (8.89 cm) (JTACS) Length 13.40 in. (34.04 cm) 10.00 in. (25.40 cm) Width 3.25 in. (8.26 cm) 3.34 in. (8.48 cm) (WIN-T) 3.50 in (8.89 cm) (JTACS) Depth (Narrow Side) 3.09 in. (7.85 cm) 3.00 in. (7.62 cm) Depth (Sump Side) 4.50 in. (11.43 cm) 3.00 in. (7.62 cm) Muffler Wrap Configured to fit SICPS Configured to fit WIN-T Model Only Model Only Configured to fit JTACS Model Only Muffler Diameter 5.04 in. (12.80 cm) 3.54 in. (8.99 cm) (WIN-T) 3.69 in. (9.37 cm) (JTACS) Length 11.50 in. (29.21 cm) 9.64 in. (24.49 cm) (WIN-T) 9.63 in. (24.45 cm) (JTACS) Installation Mounts to exhaust pipe with muffler bracket Mounts to exhaust pipe with three bolts, lock washers, and one muffler gasket Exhaust Pipe Mounts to muffler with muffler bracket Mounts to muffler with three bolts and lock washers Control Unit Fault indicator lights interface with connector J2 and SPS6 through Terminal Board TB1 Fault indicator lights interface directly with connector J2 and SPS6 Air Filter Has air flow restriction indicator Has air flow restriction indicator Length 7-5/16" 7-5/16" Diameter 3.5" 3.5"