JEEP 4.0L/242 Engines & Components

Accessory Belt, V-Ribbed, Serpentine, 6-Ribs, 95.62 in. Length, 0.807 in. Width, Audi, Cadillac, Chevy, Ford, GMC, Mercedes-Benz, Each

Part Number: ADO-6K950

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Piston and Ring Kit, Forged, Dish, 3.905 in. Bore, Stroked, AMC, Jeep, 4.0L, Kit

Part Number: UEM-IC944KTM-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 6, 2025 if ordered today

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Oil Filter, X2 Extended Guard, 3/4-16 in. Thread, 3.688 in. High, Each

Part Number: FRM-XG16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Timing Chain

Part Number: CLO-9-133-5

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Freeze Plugs, Brass, AMC, International, Jeep, Set of 7

Part Number: RNB-567-017

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 22, 2025 if ordered today

Oil Pan, Steel, Black, Jeep, 4.0L, Each

Part Number: RNB-264-239

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Oil Filter, Extra Guard, AMC, Dodge, Eagle, Jeep, Mitsubishi, Renault, Each

Part Number: FRM-PH3985

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Cap Fastener, Bolt, Hex, 1/2-13 in. Thread, 3 in. Length, Steel, Black Oxide, Jeep, Each

Part Number: CWA-J4006948

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Belt, Poly Rib, Serpentine, 6-Rib, 96.85 in. Length, Each

Part Number: DAC-5060968

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Cylinder Head, OE-Replacement Jeep Inline, Assembled, Cast Iron, Natural, Jeep, 4.0L, Each

Part Number: PMX-CHR640N

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Rod Bearings, 0.001 in. Crankshaft Undersize, Tri Metal, AMC, Jeep, L6, 3.3L, 3.8L, 4.0L, 4.2L, Set of 6

Part Number: SLP-63310CPA1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Pistons, KB Performance, 3.845 in. Bore, Dish, 1.353 in. Compression Height, Press/Float Pin, 5/64 x 5/64 x 3/16 Ring Grooves, Jeep, Set of 6

Part Number: UEM-KB424C-060

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Oil Drain Pan Plugs, Plug, Thread Size 1/2-20 in., Each

Part Number: RNB-69012

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Belt, Poly Rib, Serpentine, 6-Rib, 71.00 in. Length, Each

Part Number: DAC-5060710

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Valve Cover Grommet, PCV Style, Rubber, 0.720 in. I.D., Jeep, 2.5L, 4.2L, Each

Part Number: CWA-J8134400

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Oil Pump, Standard-Volume, AMC, Jeep, 2.5, 4.0, 4.2L, L4-L6, Each

Part Number: SLP-224-41198

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Belt, Poly Rib, Serpentine, 6-Rib, 88.25 in. Length, Each

Part Number: DAC-5060883

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Lifter, Hydraulic Flat Tappet, Jeep, Each

Part Number: OMX-1741803

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

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Hose, PCV, Plastic, Black, Each

Part Number: CWA-53030991

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Piston Rings, Phosphate Coated, 3.875 in. Bore, 1.5mm, 1.5mm, 4.0mm Thickness, for Single Piston, Set

Part Number: HSN-4815S

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Belt, Poly Rib, Serpentine, 6-Rib, 97.50 in. Length, Each

Part Number: DAC-5060975

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Oil Filter Relocation Kit, Dual Filter, 96 in. Length Hoses, Kit

Part Number: PRM-10795

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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Main Bearings, 1/2 Groove, .002 in. Crankshaft Undersize, Bi Metal, Jeep, 2.5, 3.8, 4.0, 4.2L, Pair

Part Number: CWA-J8133682

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Estimated Ship Date: Today

Idler Pulleys, Professional, Serpentine, Thermoplastic, Black, for Hyundai, Audi, BMW, Chrysler, Dodge, Ford, Jeep, Ram, Subaru, Volkswagen, Each

Part Number: ADO-38018

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Pistons and Rings Kit, Forged, Dish, 3.935 in. Bore, Moly Ring, AMC, Jeep, Inline 6, Kit

Part Number: UEM-IC945KTM-060

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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