Used BMW S85 V10 Engine for Sale | OEM Used BMW M5 V10 / M6 V10 Engine | S85B50 5.0L Naturally Aspirated V10 | E60 M5 / E63 M6 Direct Fit
Rated 4.00 out of 5
2 reviews
In Stock
At a Glance
- Condition: OEM used, all 10 cylinders compression tested
- Availability: In stock, BMW S85 V10 engines available
- Shipping: Free shipping to all 50 states via crated freight, 7 to 14 business days
- Donor vehicle confirmed (E60 M5 / E61 M5 Touring / E63 M6 / E64 M6)
- Rod bearing condition specifically assessed (known S85 service item)
- VANOS system operation verified (both camshafts)
- 10 individual throttle bodies operation verified
- DK throttle actuator function confirmed (both banks)
- Dry-sump oil pressure verified at idle and operating temperature
- Carbon fiber intake manifold inspected
- Mileage documented (where verifiable from VIN)
- Backed by a 15 day replacement warranty against internal defects
Honda K20Z3 Engine for Sale | OEM Used 8th Generation Civic Si 2.0L i-VTEC Inline-4 | 197 HP, 8,000 RPM Redline
Rated 4.60 out of 5
2 reviews
In Stock
At a Glance
- Condition: OEM used, all 4 cylinders compression tested
- Availability: In stock, Honda K20Z3 engines available
- Shipping: Free shipping to all 50 states via standard freight, 5 to 10 business days
- Donor vehicle confirmed (8th gen Civic Si coupe / sedan or Acura CSX Type-S)
- i-VTEC operation verified
- VTC (Variable Timing Control) actuation confirmed
- Oil pressure within spec at idle and operating temperature
- Cylinder head and top-end visual inspection
- Donor mileage documented where verifiable
- No core charge required
- Backed by a 15 day replacement warranty against internal defects
Used MBE 4000 Engine for Sale | OEM Used Mercedes-Benz Engine 4000 / OM 460 LA | 12.8L Inline-6 Class 8 Diesel | Predecessor to Detroit DD13
Rated 4.40 out of 5
2 reviews
In Stock
At a Glance
- Condition: OEM used, all 6 cylinders compression tested
- Availability: In stock, MBE 4000 engines available
- Shipping: Free shipping to all 48 contiguous US states via crated freight, 7 to 14 business days
- All 6 cylinders compression tested
- High-pressure common rail fuel system inspected
- VGT turbocharger condition assessed
- EGR cooler condition documented (known service point)
- DOHC top-end inspection
- Donor chassis documented (Freightliner / Sterling / Western Star / Thomas Built)
- 100% inspection before every order ships
- No core charge required
- Backed by a 15 day replacement warranty against internal defects
Cummins N14 Air Compressor for Sale | OEM Used Engine-Driven Wabco / Bendix Reciprocating Air Compressor for Class 8 Trucks
Rated 5.00 out of 5
2 reviews
In Stock
At a Glance
- Condition: OEM used, bench-test output pressure verified before shipping
- Availability: In stock, Cummins N14 air compressors from multiple donor engines
- Shipping: Free shipping to all 50 states via standard freight, 5 to 10 business days
- Bench-test output pressure verified before shipping
- Cummins OE part number authenticated (9111535200 / 3104324)
- Donor Cummins N14 engine variant documented (N14-310 / N14-370 / N14-435 / N14-460 / N14 Plus)
- Lubrication passage operation confirmed
- Gear drive engagement inspected
- Single vs twin-cylinder configuration confirmed
- 100% inspection before every order ships
- Backed by a 15 day replacement warranty against internal defects
Cummins ISX15 Engine for Sale | OEM Used Cummins X15 (2017+ Rebrand of Same Engine) | Flagship 14.9L Class 8 Inline-6 Diesel
Rated 5.00 out of 5
2 reviews
In Stock
At a Glance
- Condition: OEM used, all 6 cylinders compression tested
- Availability: In stock, multiple ISX15 / X15 generations available (ISX original, Signature 15, ISX15 EPA07 / EPA10 / GHG14, X15 GHG17 / GHG21+)
- Shipping: Free shipping to all 48 contiguous US states via crated freight, 7 to 14 business days
- All 6 cylinders compression tested, results available before you pay
- Generation confirmed (original ISX, Signature 15, ISX15 EPA07 / EPA10 / GHG14, or X15 GHG17 / GHG21+)
- Emissions aftertreatment condition documented (DPF, SCR, DEF, EGR cooler)
- High-pressure common rail fuel system inspected (late ISX15 and X15)
- Unit injector / HPI-TP inspected (early ISX and Signature 15)
- VGT turbocharger condition assessed
- Cummins engine brake operation verified
- Donor truck documented (Cascadia, T680, 579, VNL, Anthem, T800, 389, Western Star, International LT)
- ECM service history reviewed where available
- 100% inspection before every order ships
- Backed by a 15 day replacement warranty against internal defects
Cummins ISM Engine for Sale | OEM Used 10.8 Liter Inline-6 Mid-Class 8 Diesel Producing 280 to 425 HP and 1,150 to 1,550 lb-ft Torque
Rated 5.00 out of 5
2 reviews
In Stock
At a Glance
- Condition: OEM used, all 6 cylinders compression tested
- Availability: In stock, multiple ISM generations available (EPA98, EPA02, EPA07, EPA10)
- Shipping: Free shipping to all 48 contiguous US states via crated freight, 7 to 14 business days
- All 6 cylinders compression tested, results available before you pay
- Generation confirmed (EPA98, EPA02, EPA07, or EPA10)
- Fuel system operation verified (HEUI on early ISM, common rail on late ISM)
- Turbocharger condition assessed
- Top-end inspection (cylinder head, camshaft, valve train)
- Donor application documented (Class 8 truck, fire apparatus, motor coach, transit bus, RV, industrial)
- Mileage documented where verifiable
- 100% inspection before every order ships
- No core charge required
- Backed by a 15 day replacement warranty against internal defects
Mack MP8 Engine for Sale | OEM Used 13 Liter Inline-6 Class 8 Truck Diesel | Direct Fit Mack Anthem, Pinnacle, Granite and Related Chassis
Rated 5.00 out of 5
2 reviews
In Stock
At a Glance
- Condition: OEM used, all 6 cylinders compression tested
- Availability: In stock, multiple MP8 generations available (EPA07, EPA10, GHG14, GHG17, GHG21+)
- Shipping: Free shipping to all 48 contiguous US states via crated freight, 7 to 14 business days
- All 6 cylinders compression tested, results available before you pay
- Generation confirmed (EPA07, EPA10, GHG14, GHG17, or GHG21+)
- Emissions aftertreatment condition documented (DPF, SCR, DEF, EGR cooler)
- High-pressure common rail fuel system inspected
- VGT turbocharger condition assessed
- Mack PowerLeash engine brake operation verified
- Donor truck documented (Anthem, Pinnacle, Granite, CHU, CXU, LR, TerraPro, Titan, fire apparatus)
- ECM service history reviewed where available
- 100% inspection before every order ships
- No core charge required
- Backed by a 15 day replacement warranty against internal defects
PACCAR MX-13 Engine for Sale | OEM Used 12.9L Inline-6 Class 8 Truck Diesel | Direct Fit Kenworth T680, Peterbilt 579 and Related Chassis
Rated 5.00 out of 5
2 reviews
In Stock
At a Glance
- Condition: OEM used, all 6 cylinders compression tested
- Availability: In stock, multiple MX-13 generations available (EPA10 / GHG14, GHG17, GHG21+)
- Shipping: Free shipping to all 48 contiguous US states via crated freight, 7 to 14 business days
- All 6 cylinders compression tested, results available before you pay
- Generation confirmed (EPA10 / GHG14, GHG17 downspeeding, or GHG21+)
- Emissions aftertreatment condition documented (DPF, SCR, DEF, EGR cooler)
- High-pressure common rail injectors inspected
- VGT turbocharger condition assessed (vane movement, bearing wear)
- PACCAR engine brake operation verified
- Donor truck documented (Kenworth T680, Peterbilt 579, or vocational chassis)
- ECM service history reviewed where available
- 100% inspection before every order ships
- No core charge required
- Backed by a 15 day replacement warranty against internal defects
Wisconsin VH4D Engine for Sale | OEM Used 30 Horsepower V4 Air-Cooled Industrial Engine | Bobcat 610, Lincoln SA-200, Generator and Welder Applications
Rated 5.00 out of 5
2 reviews
In Stock
At a Glance
- Condition: OEM used, all 4 cylinders compression tested
- Availability: In stock, Wisconsin VH4D cores from multiple donor applications
- Shipping: Free shipping to all 50 states via freight pallet, 5 to 10 business days
- All 4 cylinders compression tested, results available before you pay
- Wisconsin VH4D model authentication (date code documented where visible)
- Ignition system documented (magneto vs battery ignition)
- Carburetor source documented (Marvel-Schebler, Zenith, or Walbro)
- Donor application documented (Bobcat 610, SA-200 welder, sweeper, generator, etc.)
- Manual recoil vs electric start configuration confirmed
- 100% inspection before every order ships
- Backed by a 15 day replacement warranty against internal defects
Used John Deere 4045T Diesel Engine for Sale | OEM Used 4.5L PowerTech Turbocharged Inline-4 (Agricultural, Industrial, Marine, Generator)
Rated 5.00 out of 5
2 reviews
In Stock
At a Glance
- Condition: OEM used, all 4 cylinders compression tested
- Availability: In stock, multiple 4045T variants available
- Shipping: Free shipping to all 50 states via crated freight, 7 to 14 business days
- All 4 cylinders compression tested, results available before you pay
- Variant confirmed (basic 4045T, 4045TF, 4045HF, 4045TFM marine, or Tier 4)
- Emissions tier documented (Tier 2 / Tier 3 / Tier 4)
- Fuel system operation verified (mechanical pump or high-pressure common rail)
- Turbocharger condition inspected
- Top-end inspection (head, rocker arms, valve train)
- Donor application documented (tractor, combine, construction, generator, marine)
- 100% inspection before every order ships
- No core charge required
- Backed by a 15 day replacement warranty against internal defects
Used Detroit DD13 Engine for Sale | OEM Used 12.8L Inline-6 Turbocharged Class 8 Truck Diesel | DD13 Horsepower Up to 470 HP
Rated 5.00 out of 5
2 reviews
In Stock
At a Glance
- Condition: OEM used, all 6 cylinders compression tested
- Availability: In stock, multiple DD13 generations available (EPA10, GHG14, GHG17, Gen 5)
- Shipping: Free shipping to all 50 states via crated freight, 7 to 14 business days
- Generation confirmed (EPA10 / GHG14 / GHG17 / Gen 5)
- ECM serial number documented for Detroit Connect compatibility
- DD13 horsepower / torque calibration documented (varies from 350 HP base to 470 HP top)
- ACRS fuel system condition inspected
- Asymmetrical turbocharger inspected
- Top-end inspection (heads, rocker arms, rear gear train)
- Donor truck application documented (Freightliner Cascadia, Western Star 4700 / 47X / 49X)
- DT12 transmission compatibility confirmed (where applicable)
- 100% inspection before every order ships
- Backed by a 15 day replacement warranty against internal defects
Used Caterpillar 3306 Cat Engine for Sale | OEM Used 10.5L Inline-6 Industrial / Marine / Generator / Heavy Truck Diesel
Rated 5.00 out of 5
2 reviews
In Stock
At a Glance
- Condition: OEM used, all 6 cylinders compression tested
- Availability: In stock, multiple 3306 variants available (NA, T, B, C, PC, DI)
- Shipping: Free shipping to all 50 states via crated freight, 7 to 14 business days
- All 6 cylinders compression tested, results available before you pay
- Variant confirmed (NA vs turbocharged, mechanical vs electronic, direct injection vs pre-combustion)
- Top-end inspection (heads, injectors, rocker arms)
- Mechanical injection pump operation verified where possible
- Turbocharger condition inspected (on turbocharged variants)
- Donor application documented (construction, generator, marine, agricultural, truck)
- 100% inspection before every order ships
- Backed by a 15 day replacement warranty against internal defects
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About Us
At Part Nests, we specialize in high-quality used and OEM auto parts, with a wide selection of components ready to ship to customers.
Need Help?
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Monday – Friday: 9:30 AM – 6:00 PM
Office Address :
8415 WOODSBORO PIKE STE J,
WALKERSVILLE, MD 21793, USA












