For engine displacement of:Diesel up to 500 CID (8 liters)Carburated up to 1000 CID (16 liters)Industry applications ideal for the 3BM and 5BM starters - oil and gas production, shipping, and trucking. Key Features All models sealed for use in air or gas applicationsOffset design for simple mountingPowerful 80 hp motorMultiple offset gear ratios: B = 2.18:1; C = 2.53:1; D = 3.44:1Backcap ports for injection lubricating Versatility Inertia (SS810) and pre-engaged (SS815, SS825, and SS850) starters available4 inlet, 4 exhaust, and 16 drive housing orientations90-150 psi (6.2-10.3 bars) operationRemanufactured starters availableLeft- and right-hand rotation available