WORKHORSE CUSTOM CHASSIS Engines & Components

Idler Pulley, Serpentine, Steel, Black, Each

Part Number: RNB-419-602

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Today

Harmonic Balancer, Chevy, GMC, 6.6L Duramax, Internal Balance, Steel, Black, Each

Part Number: FLU-760131

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

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Main Bearings, 1/2 Groove, .040 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Small Block, Set of 5

Part Number: KGB-MB557SI040

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Estimated Ship Date: Today

Pistons, Hypereutectic, Dish, 4.030 in. Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, Chevy, Set of 8

Part Number: UEM-3470HC-030

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Estimated Ship Date: Sep 23, 2025 if ordered today

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Idler Pulleys, Professional, Serpentine, Steel, Black, for use on Acura®, for use on Honda®, Buick, Cadillac, Chevy, Ford, GMC, Isuzu, Jeep, Each

Part Number: ADO-38001

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Main Studs, 2-Bolt Main, , Cummins, 3.9L, 4BT, ARP2000, Kit

Part Number: ARP-247-5404

Not Yet Reviewed

Estimated Ship Date: Sep 9, 2025 if ordered today

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Oil Filter, XP, 13/16-16 in. Thread, 3.306 in. Height, Each

Part Number: WIX-57099XP

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Automatic Belt Tensioner, Smooth Pulley, Buick, Cadillac, Chevy, GMC, Hummer, Saab, Each

Part Number: RNB-419-109

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Sep 10, 2025 if ordered today

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Pistons, Hypereutectic, Dish, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, Chevy, Set of 8

Part Number: UEM-3470HC-STD

Not Yet Reviewed

Estimated Ship Date: Sep 23, 2025 if ordered today

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Idler Pulley, No Slack, Serpentine, Plastic, Each

Part Number: DAC-89017

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Rod Bearings, XP-Series, Copper/Lead/Alloy, 0.011 in. Crankshaft Undersize, Chevy, Big Block, Set of 8

Part Number: KGB-CR808XPN011

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Oil Drain Plug Magnetic M12-1.75, Head Size 15Mm

Part Number: RNB-090-091-1

Not Yet Reviewed

Estimated Ship Date: Today

Engine Oil Dipstick Tube, Steel, Black, Cadillac, Chevy, GMC, Hummer, Workhorse, Each

Part Number: RNB-917-433

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Estimated Ship Date: Today

Crate Engine, Remanufactured, Long Block, Assembled, Chevrolet, GMC, Workhorse, 4.8L/294, Each

Part Number: VRE-DCRC

Not Yet Reviewed

Estimated Ship Date: Oct 1, 2025 if ordered today

• Core Charge $445.00
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Valve Cover Grommet, PCV Style, Rubber, 0.749 in. I.D., 1.156 in. O.D., Each

Part Number: RNB-42320

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Estimated Ship Date: Today

Rod Bearings, .040 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Big Block, Set of 8

Part Number: KGB-CR808SI040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Crate Engine, Remanufactured, Long Block, Assembled, GM, 4.8L, Each

Part Number: VRE-DCTC

Not Yet Reviewed

Estimated Ship Date: Oct 1, 2025 if ordered today

• Core Charge $445.00
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Engine Oil Pump, Stock Replacement Oil Pump With Screen

Part Number: MEL-M255HV-294S

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Estimated Ship Date: Sep 15, 2025 if ordered today

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Piston Rings, Steel Series Performance Ring Sets, 0.030 in. Oversize, 4.030 in. Bore, Plasma-moly, 0.043 in., 0.043 in., 3.0mm, L8, V8, Set of 8

Part Number: HSN-SM5587030

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Estimated Ship Date: Sep 4, 2025 if ordered today

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Rod Bearings, .001 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Big Block, Set of 8

Part Number: KGB-CR808SI001

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Estimated Ship Date: Today

Rod Bearings, .020 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 8

Part Number: KGB-CR865SI020

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Estimated Ship Date: Today

Oil Drain Pan Plugs, Plug, Thread Size 12mm x 1.75, Each

Part Number: RNB-090-936CD

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Estimated Ship Date: Today

Pistons, Hypereutectic, Flat, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-3440HC-040

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Estimated Ship Date: Sep 23, 2025 if ordered today

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Connecting Rod Bolts, Pro Series, ARP2000 Alloy, Cummins 4BT, 3.9L, Diesel, Set of 8

Part Number: ARP-247-6304

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Estimated Ship Date: Sep 9, 2025 if ordered today

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Cam Bearings - K-30 Bearing Set

Part Number: DUR-GM-8

Not Yet Reviewed

Estimated Ship Date: Today