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Cummins

4B Drop-In Engines

Complete drop-in engines for Cummins 4B, 4BT and 4BTA diesel engines. Includes all parts on the long block supreme list below plus: lift & injection pumps, low & high pressure lines, injectors, fuel filter assembly, damper pulley, turbocharger, thermostat, intake & exhaust manifolds, thermostat housing, oil pan, oil pickup tube, gear cover & seal, 4B/3.9L & 6B/5.9L come with air crossover tube if required.

Long block supreme includes: Block, rods, crank gear, piston assemblies, head, rear cover & seal, oil filter assembly, water pump, crankshaft, oil pump, cam gear, camshaft, front gear housing, new oil cooler core, valve cover(s), valve train (lifters, pushrods & rocker arms). Cummins 6B/5.9L comes with a gasket set, side cover/crankcase breather. Cummins 6C/8.3L comes with gear cover & seal, oil pan & pickup tube, crankcase breather, thermostat & thermostat housing.

Legend for price list below and configuration sheet:
HMRO - High mount turbo with exhaust venting to rear of engine (mounted on top of manifolds higher than valve covers)
LMRO - Low mount turbo with exhaust venting to rear of engine (mounted alongside engine tucked under manifold almost)
HMFO - High mount turbo with exhaust venting to front of engine (mounted on top of manifolds higher than valve covers)
LMFO - Low mount turbo with exhaust venting to front of engine (mounted alongside engine tucked under manifold almost)
JWAC - Jacket water aftercooled

Complete
 
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1984-96, 4B/3.9L, Construction/Industrial, 100 HP @ 2,500 RPM, HMFO Turbo, Front Sump, Rotary Pump, CPL 730
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 Core Charge
SKU: 55E6D100A   OEM/SN: DR101RX  
Complete Drop-In
 
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1984-96, 4B/3.9L, Construction/Industrial, Naturally Aspirated, Lucas CAV Rotary Pump, Build to order, Various CPL
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 Core Charge
SKU: 55E6D076SB   OEM/SN: DR100RX  
Complete Drop-In
 
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1984-96, 4B/3.9L, Construction/Industrial, 76 HP @ 2,500 RPM, Naturally Aspirated, Front Sump, Lucas CAV Rotary Pump, CPL 591
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 Core Charge
SKU: 55E6D076A   OEM/SN: DR100RX  
Complete Drop-In
 
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1994-98, 4B/3.9L, Automotive, Oshkosh & Freightliner, ?M? Line, 130 HP @ 2,300 RPM LMRO Turbo, Front Sump, Inline Pump, CPL 1839
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 Core Charge
SKU: 55F4D130A   OEM/SN: DR1142RX  
Complete Drop-In
 
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1991-93, 4B/3.9L, Automotive, Step Van, 120 HP @ 2,500 RPM, LMRO Turbo, Horizontal Oil Filter, Front Sump, Rotary Pump, CPL 986
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 Core Charge
SKU: 55F1D120B   OEM/SN: DR549RX  
Complete Drop-In
 
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1986-90, 4B/3.9L, Automotive, Step Van, 120 HP @ 2,500 RPM, LMRO Turbo, Horizontal Oil Filter, Front Sump, Rotary Pump, CPL 857
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 Core Charge
SKU: 55E6D120B   OEM/SN: DR116RX  
Complete Drop-In
 
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1986-90, 4B/3.9L, Automotive, Step Van, 120 HP @ 2,500 RPM, LMRO Turbo, Horizontal Oil Filter, Rear Sump, Rotary Pump, CPL 857
Quantity:
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 Core Charge
SKU: 55E6D120A   OEM/SN: DR116RX  
Complete Drop-In
 
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1984-96, 4B/3.9L, Construction/Industrial, Turbo, Rotary Pump, Build to order, CPLVaries
Quantity:
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 Core Charge
SKU: 55E6D100SB   OEM/SN: DR101RX  
Complete Drop-In
 
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1984-96, 4B/3.9L, Construction/Industrial, 116 HP @ 2,500 RPM, HMRO Turbo, JWAC, Front Sump, Rotary Pump, CPL 594
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 Core Charge
SKU: 55E6D116A   OEM/SN: DR107RX  
Complete Drop-In
 
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1991-93, 4B/3.9L, Automotive, Step Van, 105 HP @ 2,500 RPM, LMRO Turbo, Horizontal Oil Filter, Front Sump, Rotary Pump, CPL 1260
Quantity:
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 Core Charge
SKU: 55F1D105B   OEM/SN: DR548RX  
Complete Drop-In
 
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1991-93, 4B/3.9L, Automotive, Step Van, 105 HP @ 2,500 RPM, LMRO Turbo, Horizontal Oil Filter, Rear Sump, Rotary Pump, CPL 1260
Quantity:
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 Core Charge
SKU: 55F1D105A   OEM/SN: DR548RX  
Complete Drop-In
 
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1986-90, 4B/3.9L, Automotive, Step Van, 105 HP @ 2,500 RPM, LMRO Turbo, 2.5"" Inlet, 14 Degree Angle Down Exhaust, Vertical Oil Filter, Rear Sump, Rotary Pump, CPL 767
Quantity:
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 Core Charge
SKU: 55E6D105C   OEM/SN: DR537RX  
Complete Drop-In
 
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1986-90, 4B/3.9L, Automotive, Step Van, 105 HP @ 2,500 RPM LMRO Turbo, 3.0"" Inlet, 14 Degree Angle Down Exhaust, Vertical Oil Filter, Rear Sump, Rotary Pump, CPL 858
Quantity:
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 Core Charge
SKU: 55E6D105B   OEM/SN: DR104RX  
Complete Drop-In
 
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1986-90, 4B/3.9L, Automotive, Step Van, 105 HP @ 2,500 RPM, LMRO Turbo, 3.0"" Inlet, Horizontal Oil Filter, Front Sump, Rotary Pump, CPL 858
Quantity:
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 Core Charge
SKU: 55E6D105AF   OEM/SN: DR119RX  
Complete Drop-In
 
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1986-90, 4B/3.9L, Automotive, Step Van, 105 HP @ 2,500 RPM, LMRO Turbo, 3.0"" Inlet, Horizontal Oil Filter, Rear Sump, Rotary Pump, CPL 858
Quantity:
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 Core Charge
SKU: 55E6D105A   OEM/SN: DR119RX  
Complete Drop-In
 
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1984-96, 4B/3.9L, Construction/Industrial, 116 HP, JWAC, Turbo, Rotary Pump, Build to order, CPL Varies
Quantity:
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 Core Charge
SKU: 55E6D116SB   OEM/SN: DR311RX  
Complete Drop-In
 
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1984-96, 4B/3.9L, Construction/Industrial, 116 HP @ 2,500 RPM, LMRO Turbo, JWAC, Front Sump, Rotary Pump, CPL 594
Quantity:
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 Core Charge
SKU: 55E6D116B   OEM/SN: DR311RX  
Complete Drop-In
 
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1986-90, 4B/3.9L, Automotive, Step Van, 105 HP @ 2,500 RPM, LMRO Turbo, 2.5"" Inlet, 14 Degree Angle Down Exhaust, Vertical Oil Filter, Rear Sump, Rotary Pump, CPL 727
Quantity:
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 Core Charge
SKU: 55E6D105F   OEM/SN: DR537RX  
Complete Drop-In
 
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1984-90, 4B/3.9L, Automotive, Step Van, 105 HP @ 2,500 RPM, HMRO Turbo, 3.0"" Inlet, Vertical Oil Filter, Rear Sump, Rotary Pump, CPL 593
Quantity:
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 Core Charge
SKU: 55E6D105E   OEM/SN: DR105RX  
Complete Drop-In
 
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1986-90, 4B/3.9L, Automotive, Step Van, 105 HP @ 2,500 RPM, HMRO Turbo, Vertical Oil Filter, Rear Sump, Rotary Pump, CPL 858
Quantity:
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 Core Charge
SKU: 55E6D105D   OEM/SN: DR105RX  
Complete Drop-In
 
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1991-93, 4B/3.9L, Automotive, Step Van, 120 HP @ 2,500 RPM, LMRO Turbo, Horizontal Oil Filter, Rear Sump, Rotary Pump, CPL 1848 & 986
Quantity:
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 Core Charge
SKU: 55F1D120A   OEM/SN: DR549RX