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

Mopar Replacement Thermostats for 1997-2001 CHEROKEE, 1994-2004 GRAND CHEROKEE, 1997-2006 WRANGLER - 52028186AC

Thermostat, Replacement, Mechanical, 195 degrees, Chrysler, Dodge, Jeep, Plymouth, Ram, Each

Part Number: MOP-52028186AC

4.25 out of 5 stars ( 8 )

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Flowmaster Super 50 Series Performance Steel 2.5 Inch Muffler 52557

Muffler, Super 50 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Black, Aluminized, Each

Part Number: FLO-52557

5.0 out of 5 stars ( 2 )

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ARP Main Stud Kits 146-5401

ARP Main Stud Kits 146-5401

Main Cap Studs, 2-bolt Style, Standard Hex Nuts, Washers, Jeep, 4.0L, Kit

Part Number: ARP-146-5401

5.0 out of 5 stars ( 1 )

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ARB 10 Bolt Dana 30 Differential Cover 0750002B

Differential Cover, 10-bolt, Nodular Iron, Black Powdercoated, Dana 30, Each

Part Number: ARB-0750002B

Not Yet Reviewed

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TransGo Automatic Transmission Shift Kits RFE-TCC-ACCUM

Specialty Components, 45-68RFE TCC Accumulator Piston and Sleeve Kit

Part Number: TRG-RFETCCACCUM

Not Yet Reviewed

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Clevite P-Series Main Bearings MS-1947P

Main Bearings, P Series, Standard Size, TM-77, AMC, 6-Cylinder, Set

Part Number: CLE-MS1947P

Not Yet Reviewed

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Bilstein B8 5100 Series Shocks for 1997-2006 WRANGLER - 33-185934

Shock, 5100 Series, Monotube, Lifted Rear, Jeep, Each

Part Number: BSN-33-185934

5.0 out of 5 stars ( 3 )

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MotoRad Fail-Safe Thermostats 7200-160

Fail-Safe Thermostat-160 Degrees

Part Number: SNN-7200-160

Not Yet Reviewed

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Crown Automotive Harmonic Balancers 33002920

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

Part Number: CWA-33002920

4.71 out of 5 stars ( 7 )

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Clevite Camshaft Bearings SH-1980S

Cam Bearings, Direct Replacement, B-1 Steel Backed Tin-Conventional Babbitt, Kit

Part Number: CLE-SH1980S

4.5 out of 5 stars ( 2 )

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USA Standard Gear Spartan Limited Slip 27 Spline Differential Dana 30 SL D30-4-27-LSD

Differential Carrier, Spartan Helical Gear Limited Slip, Dana 30, Front, 27 Spline, 3.73 and Up Ratio, Each

Part Number: SPZ-10383

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American Iron Off-Road Ball Joint Delete Old School Kits BJD 1102

Ball Joints, Delete System, Old School, Straight Axles w/Press-In Knuckle Joints, w/Hardware, D44, Chevy, Dodge, Ford, GMC, International, Jeep, Kit

Part Number: AIO-BJD1102

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

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Estimated Ship Date: Mar 10, 2026 if ordered today

Fluidyne Polished Aluminum Radiators for 1987-2006 WRANGLER - RJP3R2624A

Radiator, 3-Row, Aluminum, Polished, Automatic, Jeep, Each

Part Number: FLD-RJP3R2624A

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

GMB High Performance Water Pumps 110-1080P

Water Pump, Mechanical, Aluminum, High Volumn, Natural, Jeep, 4.0L, Each

Part Number: GMB-110-1080P

4.78 out of 5 stars ( 9 )

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Spicer Drivetrain Products 30 Spline Differential Carrier Cases Dana 44 706025X

Differential Carrier, Open, Dana 44, 30-Spline, 3.92 and numerically higher ratio, Each

Part Number: SDH-706025X

3.4 out of 5 stars ( 5 )

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Gabriel HiJackers Air Shocks 49311

Shocks and Struts, HiJackers Air Shocks, Stock Ride Height, Adjustable Valving, Air Hose Kit, Rear, for Nissan, Chevy, Isuzu, Mitsubishi, Toyota, Pair

Part Number: GAB-49311

4.33 out of 5 stars ( 6 )

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Timken Axle Spindle Bearings SBK1

Axle Spindle Bearing, Front, 4WD, Each

Part Number: TMK-SBK1

4.0 out of 5 stars ( 5 )

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CSF All-Metal Radiators for 1987-2002 WRANGLER - 2576

Radiator, 87-04 Jeep Wrangler (Hd) - All Metal 2 Row

Part Number: CSF-2576

4.83 out of 5 stars ( 6 )

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McGard Lug Nut Installation Kits 84550

Lug Nuts, Installation, Locking, Standard Head, Conical Seat, Bulge, Steel, Chrome, 1/2-20 RH in. Thread Size, Set of 20

Part Number: MCG-84550

5.0 out of 5 stars ( 3 )

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Skyjacker Black MAX Shocks B8512

Shock Absorber/Strut, Black MAX, Twin-Tube, Includes Black Boot, Each

Part Number: SJA-B8512

4.0 out of 5 stars ( 3 )

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Crown Automotive Direct-Fit Axle Shaft Assemblies for 1984-1989 CHEROKEE, 1986-1989 COMANCHE, 1987-1989 WRANGLER - 83502883

Axle Shaft Assembly, Rear Driver Side, Bolt-in, 27-spline Inner, Steel, Dana 35, Jeep, Each

Part Number: CWA-83502883

Not Yet Reviewed

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MagnaFlow Universal Catalytic Converters 99205HM

Catalytic Converter, Heavy Metal, Stainless Steel, 2.25 in. Inlet/Outlet, 13.0 in. Length, Each

Part Number: MPE-99205HM

5.0 out of 5 stars ( 1 )

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Summit Racing™ 86 Series 8mm 300 Ohm Ignition Wires SUM-867625

Spark Plug Wires, 86 Series, 8mm, 300 Ohm, Blue, 2-90 / 4-180 Degree Spark Plug Boots, Jeep, 4.0L, L6, Set

Part Number: SUM-867625

5.0 out of 5 stars ( 11 )

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NGK Iridium IX Spark Plugs BKR5EIX

Spark Plug, Iridium IX, Gasket Seat, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-6341

5.0 out of 5 stars ( 5 )

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Harland Sharp Original Roller Rockers S40196A

Rocker Arms, Pedestal Mount, Full Roller, Alum. Adjustable, 1.6 Ratio, Jeep, 4.0L, Set of 12

Part Number: CSP-S40196A

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JEEP 4.0L/242 Parts and Accessories