Valve Stem

Valve stem seals for heavy duty diesel trucks

Discover our complete range of valve stem seals for heavy duty trucks. These heavy duty engine parts control lubrication at the valve guide and prevent leaks for stable operation. They provide reliable sealing and help reduce oil consumption to improve efficiency and extend service life in diesel engines. Classified as replacement engine parts they deliver precise fit and durability for fleet maintenance. Compatible with Mack Volvo Caterpillar Detroit Diesel Freightliner Paccar and Cummins engines. Buy today for proven performance.
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Cummins 6C/ISC/ISL 3948578 Valve Stem Seal (Pack6)

Cummins 6C/ISC/ISL 3948578 Valve Stem Seal PAI 192118 (Pack6)

$23.00 USD
CROSS REFERENCE: 3948578 3943888 3943889 5253590 APPLICATION: Cummins 6C/ISC/ISL DETAILS: Intake and Exhaust BRAND: PAI 192118 Cummins 3948578 Valve Stem Seal PAI 192118 intended for aftermarket truck parts and heavy...
Cummins 6C/ISC/ISL 3915707 Valve Stem Seal (Pack6)

Cummins 6C/ISC/ISL 3915707 Valve Stem Seal PAI 191991 (Pack6)

$16.00 USD
CROSS REFERENCE: 3915707 3901178 3927642 APPLICATION: Cummins 6C/ISC/ISL DETAILS: IntakeΒ  BRAND: PAI 191991 Cummins 3915707 Valve Stem Seal PAI 191991 intended for heavy truck parts and truck engine parts. Provides...
International 1889136C91 EGR Valve Seal Kit

International 1889136C91 EGR Valve Seal Kit PAI 421238

$27.00 USD
CROSS REFERENCE: 1889136C91 4333-1889136C91 1889136 APPLICATION: International DT570/DT466E HEUI DETAILS: OEM Number Description Quantity 4J0524 O-RING 2 446GC2128 O-RING 1 1881778C3 FLANGED HEX HEAD CAPSCREW 2 BRAND: PAI 421238 International...
International 1833432C1 Valve Seal (Pack6)

International 1833432C1 Valve Seal PAI 492011 (Pack6)

$25.00 USD
CROSS REFERENCE: 1833432C1 4333-1833432C1 1833432 1889589 1889589C1 APPLICATION: International DT466E HEUI/DT570/DT530E HEUI BRAND: PAI 492011 International 1833432C1 Valve Seal PAI 492011 intended for diesel engine parts and replacement engine parts....
Cummins ISB/QSB 3942989 Valve Stem Seal (Pack6)

Cummins ISB/QSB 3942989 Valve Stem Seal PAI 192112 (Pack6)

$13.52 USD
CROSS REFERENCE: 3942989 3942571 APPLICATION: Cummins ISB/QSBΒ  DETAILS: ISB/QSB (Tall) BRAND: PAI 192112 Cummins 3942989 Valve Stem Seal PAI 192112 supported by USA truck parts and OEM replacement parts. Provides...
Cummins ISB/QSB 3945438 Valve Stem Seal (Pack6)

Cummins ISB/QSB 3945438 Valve Stem Seal PAI 192111 (Pack6)

$9.66 USD
CROSS REFERENCE: 3945438 3942572 APPLICATION: Cummins ISB/QSB DETAILS: ISB/QSB (Short) BRAND: PAI 192111 Cummins 3945438 Valve Stem Seal PAI 192111 supported by diesel performance parts and truck engine parts. Provides...
Cummins ISB/QSB 3955394 Valve Stem Seal (Pack4)

Cummins ISB/QSB 3955394 Valve Stem Seal PAI 192109 (Pack4)

$9.29 USD
CROSS REFERENCE: 3955394 APPLICATION: Cummins ISB/QSB DETAILS:Β Top Hat Style BRAND: PAI 192109 Cummins 3955394 Valve Stem Seal PAI 192109 supported by commercial truck components and USA truck parts. Provides precise...
Cummins 3921640 Valve Stem Seal (Pack6)

Cummins 3921640 Valve Stem Seal PAI 192005 (Pack6)

$11.17 USD
CROSS REFERENCE: 3901097 3921640 3921639 APPLICATION: Cummins ISB4/4B/6B/ISB/QSB DETAILS: 2 Valve Head/Β Exhaust and Intake ISB4 BRAND: PAI 192005 Cummins 3921640 Valve Stem Seal PAI 192005 intended for diesel performance parts...
Cummins ISB/QSB 3955393 Valve Stem Seal (Pack4)

Cummins ISB/QSB 3955393 Valve Stem Seal PAI 192108 (Pack4)

$9.46 USD
CROSS REFERENCE: 3955393 4991571 APPLICATION: Cummins ISB/QSB DETAILS: Top Hat Style BRAND: PAI 192108 Cummins 3955393 Valve Stem Seal PAI 192108 intended for truck engine parts and USA truck parts....
Volvo/D11 21501189 Valve Stem Seal (Pack6)

Volvo/D11 21501189 Valve Stem Seal PAI 892040 (Pack6)

$19.50 USD
CROSS REFERENCE: 21501189 859171 APPLICATION: Volvo/D11 BRAND: PAI 892040 Volvo 21501189 Valve Stem Seal PAI 892040 supported by heavy duty parts and truck parts. Provides stable valve sealing and dependable...
Mack/Renault/Volvo 20864662 Valve Stem Seal (Pack12)

Mack/Renault/Volvo 20864662 Valve Stem Seal PAI 842060 (Pack12)

$36.45 USD
CROSS REFERENCE: 21990221 7420864662 20864662 SS46065 APPLICATION: Mack MP7/MP8/Renault DXi 11/13/Volvo D11/D12/D13 BRAND: PAI 842060 Mack Volvo 20864662 Valve Stem Seal PAI 842060 featuring truck engine parts. Supports diesel engine...
Detroit Diesel DD15 A4700530158 Valve Stem Seal (Pack6)

Detroit Diesel DD15 A4700530158 Valve Stem Seal PAI 691999 (Pack6)

$10.50 USD
CROSS REFERENCE: A4700530158 A4700530058 A4720530258 A4720530358 A4720530558 APPLICATION: Detroit Diesel DD15/DD13 BRAND: PAI 691999 Detroit Diesel A4700530158 Valve Stem Seal PAI 691999 featuring replacement engine parts. Supports OEM replacement parts...