Cummins · Models: 4B / 6B

505085 Cummins RING SET

Commercial diesel piston rings. Match the listed part and engine identifiers before ordering.
2-Year WarrantyPAI Industries
$25.91$28.37 Save $2.46
In stock — confirm dispatch timing 2 available
Fitment details

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PAI Part #505085
JAK'S Part #JAKS-505085
Catalog ref505091 3902442
Catalog ref505092 3904348
Catalog ref505093 3904350
Catalog ref1274 G
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Kit Membership

Used In These Kits

This part is included in 3 engine & overhaul kits — find yours below.

Complete The Rebuild

Suggested Additional Parts

Commonly sold with this product. These parts are sold separately.

  1. PISTON KIT
    111207PISTON KIT In stock
    $89.75View ›
  2. LOWER GASKET SET
    GAS-90270LOWER GASKET SET In stock
    $197.99View ›
  3. Cummins UPPER GASKET KIT
    131401Cummins UPPER GASKET KIT In stock
    $93.55View ›
  4. International / Navistar 7.3 / 444 TRUCK ENGINES HEAD GASKET
    431370International / Navistar 7.3 / 444 TRUCK ENGINES HEAD GASKET In stock
    $44.51View ›
505085 Cummins RING SET
BrandPAI Industries
Engine MakeCummins
Engine Model4B · 6B

RING SET

Fits:

  • CUMMINS 4B ENGINES 3.9
  • CUMMINS 6B ENGINES 5.9

OEM cross-references:

  • 505091 3902442
  • 505092 3904348
  • 505093 3904350
  • 1274 G

Warranty: 24 months