Piston kit illustration – not the actual part
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Piston kit illustration – not the actual partDiesel Parts Direct logo

Aftermarket parts may appear slightly different, including the packaging.

Cummins6CTA / ISC / QSCPiston Kits

Cummins 4955645 Engine Piston Kit

Compatible With QSC8.3-490 Int, QSC600HOP, QSC8.3, and QSC8.3-M500 Encore Engines

Genuine Cummins Part

OEM #: 4955645SKU: 4955645

Special Order

$981.04

Taxes and Shipping are calculated at checkout

Special Order Item - not eligible for return

This is a genuine Cummins Engine Piston Kit for QSC8.3-490 INT, QSC600HOP, QSC8.3 and QSC8.3-M500 Encore engines.

SKU 4955645
OEM Number 4955645
Part Type Piston Kits
OEM Brand CUMMINS

Aftermarket warranty

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Genuine Cummins parts warranty

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  • Orders are processed the same or next business day
  • Expedited shipping options available at Checkout
  • If same-day shipping is critical, please call to confirm availability

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Call any of our friendly Parts Dept. Specialists with your engine serial number, and we can quickly verify whether this part is the correct part for your engine — no guesswork.

Phone: 888.687.0539

Don't know how to find your engine serial number? Go to our Engine Help Center for assistance.