JEEP 4.0L/242 Engines & Components - Free Shipping on Orders Over $109 at Summit Racing

Pioneer Shaft Keys PK-9-100

Crankshaft Keys, Short Type, 0 degree Offset, Steel, Natural, 3/16 in. Tall, AMC, Buick, Cadillac, Chevy, GMC, Jeep, Oldsmobile, Pontiac, Set of 100

Part Number: PIO-PK-9-100

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

Hastings Premium Ductile Ring Sets for 1996-2001 CHEROKEE, 1996-2004 GRAND CHEROKEE, 1997-2006 WRANGLER - 2M4815040

Piston Rings, Premium Ductile Ring Sets, 0.040 in. Oversize, 3.915 in. Bore, Plasma-moly, 1.5mm, 1.5mm, 4.0mm Ring Thickness, H6, L6, V6, Set of 6

Part Number: HSN-2M4815040

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Melling Timing Chain Sets 3-393SC

Melling Timing Chain Sets 3-393SC

KIT-TIMING

Part Number: MEL-3-393SC

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

Crown Automotive Valve Cover Grommets 33001237

Valve Cover Grommet, Rubber, 0.45 in. I.D., Jeep, 2.5L, Each

Part Number: CWA-33001237

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Crown Automotive Main Bearings J8133683

Main Bearing,

Part Number: CWA-J8133683

1.0 out of 5 stars ( 1 )

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Crown Automotive Damper Keys J3107234

Crankshaft Key, Steel, Natural, 0 Offset, Jeep, AMC Engine, L6, Each

Part Number: CWA-J3107234

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Mahle Original Standard Piston Ring Sets 50514CP.060

Piston Rings, Standard Piston Ring Sets, Cast Iron, 3.935 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, L6, Set

Part Number: MAH-50514CP060

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Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

Crown Automotive Main Cap Fasteners J4006948

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 )

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Sealed Power CP-Series Rod Bearings 6-3310CPA 20

Rod Bearings, 0.020 in. Crankshaft Undersize, Tri Metal, AMC, Jeep, L6, 3.3L, 3.8L, 4.0L, 4.2L, Set of 6

Part Number: SLP-63310CPA20

4.0 out of 5 stars ( 1 )

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Mopar Replacement Engine Oil Filler Caps for 2006 WRANGLER - 53010654AA

CAP, OIL FILLER, 1994-2006

Part Number: MOP-53010654AA

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Crown Automotive Camshafts 83503402

Camshaft, Hydraulic Flat Tappet Style, 197/197 Duration, Jeep, 4.0L, Each

Part Number: CWA-83503402

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Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

OMIX-ADA Rocker Arm Bridges 17408.11

Rocker Arm Bridge, Stamped Steel, Jeep, Each

Part Number: OMX-1740811

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Pioneer Shaft Keys PK-9-25

WOODRUFF KEY

Part Number: PIO-PK9-25

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

FAG Bearings Harmonic Balancer Repair Sleeves SR3475

Repair Sleeve Various Makes 68-11

Part Number: FWB-SR3475

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Crown Automotive Accessory Belt Tensioners for 2000-2004 GRAND CHEROKEE, 2000-2006 WRANGLER - 4854089AB

Accessory Belt Tensioner, Jeep, Each

Part Number: CWA-4854089AB

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Cloyes Timing Dampers 9-5337

Engine Timing Damper, Rubber, AMC, Dodge, Jeep, Each

Part Number: CLO-9-5337

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 13, 2026 if ordered today

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Estimated Ship Date: Mar 13, 2026 if ordered today

Timken Harmonic Balancer Repair Sleeves KWK99179

SEAL REPAIR SLEEVE

Part Number: TMK-KWK99179

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Dorman PCV Breather Hoses 47057

PCV Elbow, Rubber, Black, Dodge, Jeep, Each

Part Number: RNB-47057

5.0 out of 5 stars ( 4 )

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Denso Oil Filters 150-2043

Oil Filter, Canister Style, Each

Part Number: DNP-150-2043

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Bosch Premium Oil Filters 3401

Oil Filter, Premium, Replacement, Spin On, 20mm x 1.5 Threads, Each

Part Number: BCH-3401

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Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Crown Automotive PCV Vent Tubes and Elbows for 1991-1993 CHEROKEE, WRANGLER, 1991-1992 COMANCHE - 53030591

Hose, PCV, Plastic, Black, Jeep, Each

Part Number: CWA-53030591

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COMP Cams Xtreme Energy 4x4 Cam and Lifter Kits CL68-235-4

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 254/262, Lift .477/.493, AMC, Jeep, L6, Kit

Part Number: CCA-CL68-235-4

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

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COMP Cams Xtreme 4x4 Camshafts 68-232-4

4.5 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Dorman Oil Pan Drain Plugs 65202

Oil Pan Drain Plug, 1/2-20 in. Thread Size, Seal, Buick, Cadillac, Chevy, Chrysler, Dodge, Eagle, GMC, Jeep, Oldsmobile, Plymouth, Pontiac, Each

Part Number: RNB-65202

2.5 out of 5 stars ( 2 )

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Melling Valves V1917

VALVE-EXHAUST

Part Number: MEL-V1917

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

Crown Automotive Oil Pumps for 1987-1990 CHEROKEE, COMANCHE, 1987 WAGONEER - 33002921

Oil Pump, Wet Sump Style, Pickup, Jeep, 4.0L, Each

Part Number: CWA-33002921

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Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today