JEEP 4.0L/242 Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Hastings Premium Ductile Ring Sets 2M667

Piston Rings, Premium Ductile Ring Sets, Standard Size, 3.875 in. Bore, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Thickness, H6, L6, V6, Set of 6

Part Number: HSN-2M667

5.0 out of 5 stars ( 1 )

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Hastings Piston Ring Sets for 1996-2001 CHEROKEE, 1996-2004 GRAND CHEROKEE, 1997-2006 WRANGLER - 4815S

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 )

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Dayco Poly Rib Serpentine Belts 5060975

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

Part Number: DAC-5060975

5.0 out of 5 stars ( 1 )

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King SI-Series Rod Bearings CR 648SI 010

Rod Bearings, .010 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 6

Part Number: KGB-CR648SI010

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Crown Automotive Oil Dipsticks for 1996-2001 CHEROKEE, 1996-2004 GRAND CHEROKEE, 1997-2006 WRANGLER - 53010445

Engine Oil Dipstick, Passenger Side, Oil Pan Entry, Yellow Plastic Handle, Jeep, 4.0L, Each

Part Number: CWA-53010445

4.5 out of 5 stars ( 2 )

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Fel-Pro Oil Filter Adapter Gaskets ES 72962

Gasket, Oil Filter, Rubber, Jeep, Each

Part Number: FEL-ES72962

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Crown Automotive Damper Keys J3107002

Crown Automotive Damper Keys J3107002

Timing Sprocket Woodruff Key, This Item Is Not Painted, Metal,

Part Number: CWA-J3107002

5.0 out of 5 stars ( 1 )

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Crown Automotive Oil Pans for 1999-2004 GRAND CHEROKEE, 2000-2006 WRANGLER - 53010340K

Oil Pans, Wet Sump Style, Steel, Black, Jeep, 4.0L, Each

Part Number: CWA-53010340K

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Mishimoto Magnetic Oil Pan Drain Plugs MMODP-14125B

Oil Pan Drain Plug, Magnetic, 14mm x 1.25 Thread Size, Seal, Ford, Jeep, Each

Part Number: MIO-MMODP-14125B

4.0 out of 5 stars ( 4 )

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Melling Stock Replacement Camshafts MC1262

CAMSHAFT-ENGINE

Part Number: MEL-MC1262

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D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-6670-3915

Piston Set, 4.7 Jeep 6 Cyl. K3-FX Series -10cc Jeep Dish Top Piston Set. 3.915 bore

Part Number: DMS-K3-6670-3915

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

OMIX-ADA Timing Chain Guides 17453.7

Timing Chain Guide, Plastic, Black, Jeep

Part Number: OMX-1745370

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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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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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ACDelco Gold Oil Filters 25014155

Oil Filter, Canister, 20mm x 1.5 Thread Size, Each

Part Number: ADO-PF970C

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Crown Automotive Idler Pulleys for 1987-2001 CHEROKEE, 1987-1992 COMANCHE, 1997-1998 WRANGLER - 53002903

Idler Pulley, Serpentine, 6-groove, Plastic, Black, Jeep, 2.5L, 4.0L, Each

Part Number: CWA-53002903

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Silv-O-Lite Hypereutectic Pistons 3241HC.060

Pistons, Hypereutectic, Dish, 3.935 in. Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, AMC, Set of 6

Part Number: UEM-3241HC-060

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Silv-O-Lite Hypereutectic Pistons 3242HC.STD

Pistons, Hypereutectic, Dish, 3.875 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, AMC, L6, Set of 6

Part Number: UEM-3242HC-STD

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Silv-O-Lite Hypereutectic Pistons 3241HC.020

Pistons, Hypereutectic, Dish, 3.895 in. Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, AMC, Set of 6

Part Number: UEM-3241HC-020

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Dorman Expansion Plugs 557-017

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

Part Number: RNB-557-017

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Fram Defense Oil Filters DL16

Oil Filter, Defense, Cartridge Style, Each

Part Number: FRM-DL16

5.0 out of 5 stars ( 2 )

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King SI-Series Rod Bearings CR 648SI 001

Rod Bearings, .001 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 6

Part Number: KGB-CR648SI001

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Continental OE Technology Series Multi-V Belts 4060975

Belt, OE Technology Series, Multi-V, Serpentine, 6-Rib, 97.50 in. Length, Each

Part Number: CEL-4060975

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Dayco Poly Rib Serpentine Belts 5060975

5 out of 5 stars ( 1 )

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Dorman Oil Pans 264-220

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

Part Number: RNB-264-220

2.5 out of 5 stars ( 2 )

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Crown Automotive Harmonic Balancers 33002920K

Harmonic Balancer, Nodular Iron, Black Powdercoated, Internal Engine Balance, Jeep, 4.0L, Each

Part Number: CWA-33002920K

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

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Estimated Ship Date: Mar 17, 2026 if ordered today