Where to buy
Supersessions & cross-references
Cross-reference (aftermarket)4B3.9 find 3282554 FridayParts $145.60 4BT3.9 find 6B5.9 find 8600030 FridayParts $145.60 ISB6.7 find 19020208 FridayParts $145.60 3972730 FridayParts $145.60 5293586 FridayParts $145.60 QSB4.5 find 19020204 FridayParts $145.60 6BT5.9 find QSC8.3 find
Supersessions and aftermarket cross-references from marketplace/supplier listings — treat as leads. Verify the exact part for your serial number before ordering.
Engines using 4988274
1Generator sets using 4988274
6Cummins/Onan CFP59-F10Cummins/Onan CFP83-F10Cummins/Onan CFP59-F20Cummins/Onan CFP59-F50Cummins/Onan CFP59-F40Cummins/Onan CFP59-F25
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