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    Home / ISB / QSB

    ISB / QSB

    Filters
    • Accessory Drive Cover Gasket
    • Accessory Drive Gear
    • Accessory Drive Pulley
    • Accessory Drive Shaft
    • Actuator
    • Aftercooler Tube
    • Air Compressor
    • Air Compressor Gasket
    • Air Intake Connection
    • Air Intake Manifold
    • Air Transfer Pipe
    • Alternator
    • Belt Tensioner
    • Belt Tensioner Support
    • Breather Tube
    • Bushing
    • Camshaft
    • Camshaft Gear
    • Clamping Plate
    • Connecting Rod Bearing
    • Connection Gasket
    • Cooler Core
    • Cover Plate
    • Cover Plate Gasket
    • Crankcase Breather
    • Crankshaft Gear
    • Cylinder Head
    • Cylinder Head Gasket
    • Dipstick
    • Doser Pump
    • Elbow Hose
    • Electronic Control Module
    • Engine Fan
    • Engine Support
    • Exhaust Manifold
    • Exhaust Outlet Connection
    • Exhaust Outlet Connection Gasket
    • Exhaust Outlet Pipe
    • Fan
    • Fan Bracket
    • Fan Pilot Spacer
    • Fan Pulley
    • Fan Support
    • Filler Cap
    • Filter Head Gasket
    • Flange
    • Flexible Hose
    • Flywheel
    • Flywheel Housing
    • Fracture Resistant Screw
    Filters
    • Accessory Drive Cover Gasket
    • Accessory Drive Gear
    • Accessory Drive Pulley
    • Accessory Drive Shaft
    • Actuator
    • Aftercooler Tube
    • Air Compressor
    • Air Compressor Gasket
    • Air Intake Connection
    • Air Intake Manifold
    • Air Transfer Pipe
    • Alternator
    • Belt Tensioner
    • Belt Tensioner Support
    • Breather Tube
    • Bushing
    • Camshaft
    • Camshaft Gear
    • Clamping Plate
    • Connecting Rod Bearing
    • Connection Gasket
    • Cooler Core
    • Cover Plate
    • Cover Plate Gasket
    • Crankcase Breather
    • Crankshaft Gear
    • Cylinder Head
    • Cylinder Head Gasket
    • Dipstick
    • Doser Pump
    • Elbow Hose
    • Electronic Control Module
    • Engine Fan
    • Engine Support
    • Exhaust Manifold
    • Exhaust Outlet Connection
    • Exhaust Outlet Connection Gasket
    • Exhaust Outlet Pipe
    • Fan
    • Fan Bracket
    • Fan Pilot Spacer
    • Fan Pulley
    • Fan Support
    • Filler Cap
    • Filter Head Gasket
    • Flange
    • Flexible Hose
    • Flywheel
    • Flywheel Housing
    • Fracture Resistant Screw
    Filter
    View as

    The Cummins ISB and QSB engine family represents the pinnacle of mid-range diesel performance, renowned for exceptional durability and advanced technology . These engines feature a rugged cast-iron block design with forged steel crankshafts, ensuring longevity even under the most demanding conditions . Available in 4.5L, 5.9L, and 6.7L displacements, they deliver power outputs ranging from 200-385 horsepower with massive torque—up to 930 lb-ft in later 6.7L variants .