Our offices are closed for Thanksgiving. Orders placed online will be processed on Monday 12/1/2025.
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This is a O-Ring for Cummins ISM, KTA50 and QSK50 engines. This high quality aftermarket replacement part is guaranteed to meet OEM specifications and is shipped with a 12-month warranty.
Call us at 888.687.0539 with questions or buy online. As always, your satisfaction is guaranteed!
O-RING SEAL - KTA19 / KTA19GC / QSK19 / QSK19G
$1.02
O-RING SEAL
$0.59
PISTON RING SET - K SERIES
$87.40
O-RING
$1.87
INTAKE AND EXHAUST VALVE GUIDE - KTA19 / KTA38
$7.11
$1.62
Genuine Cummins Part
$8.58
LINER SEAL
$6.84
