Cummins QSM Parts - Cylinder Head Section Loading... 1 Cummins Cylinder Head for M11, ISM, QSM Engines 2864024V New - with valves & Springs Price: $ Qty: ^ Details In Stock Add to Cart 2 Cummins QSM Cylinder Head 3418027V New - with valves and springs. Marine application only Price: $ Qty: ^ Pictures In Stock Add to Cart 3 Cummins Intake Valve 3800636 Price: $ Qty: ^ Details In Stock Add to Cart 4 Cummins Exhaust Valve 3800637 . Price: $ Qty: ^ Details In Stock Add to Cart 5 Cummins Valve Spring 3895860 . Price: $ Qty: ^ Details In Stock Add to Cart 6 Cummins Cylinder Head Bolt 4923187 29 per engine Price: $ Qty: ^ Details In Stock Add to Cart 7 Cummins Head bolt. 4022907 3 per engine Price: $ Qty: ^ Details In Stock Add to Cart 8 Cummins Upper Gasket set for QSM engines 3800861 . Price: $ Qty: ^ Details In Stock Add to Cart 9 Cummins Insert, Intake and Exhaust Valve 3418040 Price: $ Qty: ^ Details In Stock Add to Cart 10 Cummins Valve Guide 4923471 Price: $ Qty: ^ Details In Stock Add to Cart 11 Cummins Valve Guide Seal 4003966 . Price: $ Qty: ^ Details In Stock Add to Cart 12 Cummins Rocker Cover Gasket 3883220 Later style Price: $ Qty: ^ Pictures In Stock Add to Cart 13 Cummins Rocker Cover Housing Gasket 4973102 . Price: $ Qty: ^ Details In Stock Add to Cart 14 Temperature switch for Detroit Diesel, Cummins, Caterpillar engines 5146080 Closes at 205 degrees Fahrenheit. Thread size is 1/2 NPT Price: $ Qty: ^ Details In Stock Add to Cart