1990 JEEP WRANGLER Engines & Components

Oil Filter Relocation Kit, Single Filter, 3/4-16 in. Filter Threads, Various Engine Threads, Kit

Part Number: DER-15748

4.91 out of 5 stars ( 11 )

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Oil Filter Adapter, Remote Mount, -10 AN O-Ring Inlet, -10 AN O-Ring Outlet, 3/4-16 in. Nipple, Billet Aluminum, Black Anodized, Hardware, Each

Part Number: EAR-1179ERL

5.0 out of 5 stars ( 5 )

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Oil Pump, High Volume, AMC Inline 6-Cylinder, Kit

Part Number: MEL-M81AHVS3

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Timing Chain and Gear Set, Original True Roller, Double Roller, Iron, Steel Sprockets, AMC, L6, Set

Part Number: CLO-9-3127

4.91 out of 5 stars ( 11 )

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Rocker Arms, Rocker Arm Kit, Non-roller, Stud Mounting Style, Steel, Natural, 12 Rocker Arms, 12 Steel Rocker Pivots, 6 Rocker Bridges, Jeep, Kit

Part Number: OMX-1740815

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Main Bearings, Direct Replacement, Standard Size, TM-77, AMC, Jeep, 1964 to 1990, L6, Set of 7

Part Number: CLE-MS704P

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Pistons, Cast, Dish, 3.780 in. Bore, AMC, Jeep, Set of 6

Part Number: SLP-470AP30

5.0 out of 5 stars ( 1 )

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Pistons, Cast, Dish, 3.750 in. Bore, AMC, Jeep, Set of 6

Part Number: SLP-470AP

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Oil Filter Relocation Kit, Single Filter, 3/4-16 in. Filter Threads, Various Engine Threads, Low Profile, Kit

Part Number: DER-15780

1.0 out of 5 stars ( 1 )

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Main Bearing Set;

Part Number: SLP-4289M10

5.0 out of 5 stars ( 2 )

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Main Bearings, Direct Replacement, .010 in. Crankshaft Undersize, TM-77, AMC, Jeep, 1964 to 1990, L6, Set of 7

Part Number: CLE-MS704P10

5.0 out of 5 stars ( 1 )

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Oil Pump, Wet Sump Style, Standard-volume, Standard-pressure, Jeep, 4.2L, Each

Part Number: CWA-J3242141

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Estimated Ship Date: Mar 26, 2026 if ordered today

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Oil Pans, Wet Sump Style, Steel, Black, Jeep, L6, Each

Part Number: CWA-53020833K

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Estimated Ship Date: Mar 26, 2026 if ordered today

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Timing Chain and Gear Set, Original True Roller, -0.005 in., Double Roller, Iron, Steel Sprockets, AMC, L6, Set

Part Number: CLO-9-3127-5

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Estimated Ship Date: Jan 15, 2026 if ordered today

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CAMSHAFT-ENGINE

Part Number: MEL-SRC-8

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Estimated Ship Date: Jan 28, 2026 if ordered today

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

Part Number: RNB-264-220

2.5 out of 5 stars ( 2 )

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Main Bearing Set;

Part Number: SLP-4289M30

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Valve Cover, Plastic, Plain, Black, American Motors, Jeep, 4.2L, L6, Each

Part Number: RNB-264-974

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Estimated Ship Date: Jan 22, 2026 if ordered today

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CAMSHAFT-ENGINE

Part Number: MEL-SRC-9

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Pistons, Cast, Dish, 3.790 in. Bore, AMC, Jeep, Set of 6

Part Number: SLP-470AP40

5.0 out of 5 stars ( 4 )

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Harmonic Balancer, Nodular Iron, Black, 6.70 in. o.d., AMC, Jeep, 2.5L, Each

Part Number: RNB-594-137

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 22, 2026 if ordered today

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Main Bearing Set;

Part Number: SLP-4289M20

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Engine Oil Pan, Engine Oil Pan

Part Number: RNB-264-226

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Estimated Ship Date: Jan 22, 2026 if ordered today

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Camshaft, Hydraulic Flat Tappet Style, 190/190 Duration, Jeep, 4.2L, Each

Part Number: CWA-J8133009

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 27, 2026 if ordered today

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Oil Pans, Wet Sump Style, Steel, Black, Jeep, 2.5L, Each

Part Number: CWA-53020831

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Estimated Ship Date: Mar 27, 2026 if ordered today

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