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Cummins ISC 8.3 Engine Parts For Sale in United States

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Engine Parts (73)
   Camshafts (3)    Crankshafts (7)    EGR Coolers (4)    Engine Air Compressors (3)    Engine Blocks / Cylinder Blocks (3)    Engine Control Modules (ECM) (15)    Engine Harmonic Balancers (1)    Engine Miscellaneous Parts (12)    Engine Oil Coolers (1)    Engine Oil Filter Bases (1)    Engine Oil Pans (2)    Engine Oil Pumps (2)    Engine Valve Trains (1)    Engine Wiring Harnesses (2)    Front Engine Covers (5)    Pistons & Rod Parts (2)    Rocker Arms (4)    Valve Covers (5)
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   ISC 8.3 (73)
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Showing 1 - 25 of 73 Engine Part Listings

1 - 25 of 73 listings
1 - 25 of 73 listings
Cummins ISC 8.3 Crankshaft for a Cummins ISC8.3

Cummins ISC 8.3 Crankshaft for a Cummins ISC8.3

$650 USD
Good used, machine shop inspected and polished Cummins ISC8.3 Crankshaft. Part Number: 3065006 Machine shop performed the following:, - Run brush down oil hole passages, - Jet wash...
ConditionUsed
Fits To Make(s)CUMMINS
Fits To Model(s)ISC8.3
Part Number3065006
Stock NumberRyd 3065006
MLS Number10898249
CategoryCrankshafts
Last Updated1/1/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Cummins ISC 8.3 Piston / Rod

Cummins ISC 8.3 Piston / Rod

$108 USD
Quality used piston assembly with connecting rod, piston, pin and locks for a Cummins ISC/ISL 8.3 engine, Low Cost, Warranty, Fast Nationwide Shipping! Please note that the part sent may...
Quantity6
ConditionUsed
Stock Number30Q-4932720-STK
MLS Number13385963
CategoryPistons & Rod Parts
Last Updated11/21/2025
Location
Big Lake, MN, US
Sold By
Quality Bus and Truck Parts
(844) 580-___  SHOW
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Quality Bus and Truck Parts
Cummins ISC 8.3 Engine Harmonic Balancer

Cummins ISC 8.3 Engine Harmonic Balancer

$150 USD
Quality used vibration damper for a Cummins ISC/ISL 8.3 engine, Low Cost, Warranty, Fast Nationwide Shipping! Please note that the part sent may not precisely match the one shown in the...
Quantity2
ConditionUsed
Stock Number42-395566-STK
MLS Number13374887
CategoryEngine Harmonic Balancers
Last Updated11/18/2025
Location
Big Lake, MN, US
Sold By
Quality Bus and Truck Parts
(844) 580-___  SHOW
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Quality Bus and Truck Parts
Cummins ISC8.3 Engine Control Module ECM ECU 4993121 4993120 CM2250

2011 Cummins ISC8.3 Engine Control Module ECM ECU 4993121 4993120 CM2250

$1,000 USD
(GOOD USED/ TESTED) OEM 2011 Cummins ISC8.3 Diesel Engine Control Module, ECM, ECU, for sale!!!! Part #: 4993121; Supersession Part #: 4993120; Service Model Name: CM2250; Stock #: E4245 For...
ConditionUsed
Part Number4993121
Stock NumberE4245
MLS Number13767473
CategoryEngine Control Modules (ECM)
Last Updated8/19/2025
Location
Hialeah, FL, US
Sold By
JJ Rebuilders Inc.
(844) 385-___  SHOW
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JJ Rebuilders Inc.
Cummins ISC 8.3 Front Engine Cover

Cummins ISC 8.3 Front Engine Cover

$150 USD
Quality used gear housing for a Cummins ISC/ISL/ISB 8.3L engine, backed by our standard warranty. OEM # 4938693, 4991695 Please Note: The part sent may not exactly match the one pictured....
ConditionUsed
Stock Number30A-4938693-STK
MLS Number13383913
CategoryFront Engine Covers
Last Updated11/18/2025
Location
Big Lake, MN, US
Sold By
Quality Bus and Truck Parts
(844) 580-___  SHOW
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Quality Bus and Truck Parts
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