Jeep TJ Wrangler 4.0L 6 Cylinder Engine Parts - Best Reviews & Prices at 4WP

Jeep TJ Wrangler 4.0L 6 Cylinder Engine Parts

Make Sure It Fits Your Vehicle

Factory style replacement 4.0L 6 cylinder engine parts for your 1997-06 TJ Wrangler, Rubicon and Unlimited. You pride yourself on your Jeep's performance, and you love to make modifications to improve it. You only use high-quality parts to beef  up your ride, so when you want to purchase new Jeep 4.0 engine parts, you know where to go. 4 Wheel Parts has a great selection of aftermarket parts from top brands, and we have the lowest prices available.

Great Selection
Your dream is to have the ultimate off-road machine. Each month, you set aside money for vehicle modifications so you can achieve your dream, and beefing up your engine is at the top of your list.

4 Wheel Parts has quality pieces from top brands like Crown Automotive. From studs, bolts and rods to gaskets, grommets and valve covers, we have the parts you need. Each piece is crafted from tough steel to ensure that these parts can handle the rough off-road lifestyle.

Low Prices
Purchasing a Jeep 4.0 lifter kit can completely drain your budget.4 Wheel Parts is dedicated to providing you with the best price possible. We even offer a price match guarantee to ensure that you never pay too much for a part you purchase from us. If you buy an engine part from us and then find it for a better price, we will gladly refund you the difference.

Quality Service
At 4 Wheel Parts, we pride ourselves on providing you with the best service possible. We know that modifying your off-road vehicle can be confusing, so we provide a labeled engine parts diagram to make finding the right piece easier. When you need recommendations or advice, feel free to ask any expert on our team. With more than 50 years of experience under our belt, we have the expertise to help you complete your project, and we are more than happy to help. Shop with us today to find the parts you need to get back to off-roading.  

176 Product Groups
  • 1
     Omix-ADA Valve Covers

    Omix-ADA Valve Covers

    Omix-Ada Valve Cover
    5.0 5.0 (1)

    From $115.94

    Tax Paid
    1
     Crown Automotive Valve Covers

    Crown Automotive Valve Covers

    Crown Automotive Valve Cover
    5.0 5.0 (2)

    From $32.99

    Tax Paid
    2
     Crown Automotive Valve Cover Gasket

    Crown Automotive Valve Cover Gasket

    Crown Automotive Valve Cover Gasket
    4.0 4.0 (1)

    From $0.99

    Tax Paid
    2
     Omix-ADA Valve Cover Gasket Kits

    Omix-ADA Valve Cover Gasket Kits

    Omix-Ada Valve Cover Gasket

    From $13.99

    Tax Paid
    2
     Omix-ADA Engine Valve Cover Gaskets

    Omix-ADA Engine Valve Cover Gaskets

    Omix-Ada Engine Valve Cover Gasket

    From $26.99

    Tax Paid
    3
     Crown Automotive Head Gasket

    Crown Automotive Head Gasket

    Crown Automotive Head Gasket

    From $10.99

    Tax Paid
    3
     Omix-ADA Head Gaskets

    Omix-ADA Head Gaskets

    Omix-Ada Head Gasket

    From $12.99

    Tax Paid
    3
     Crown Automotive Head Gasket Set

    Crown Automotive Head Gasket Set

    Crown Automotive Head Gasket Set

    From $138.99

    Tax Paid
    4
     Crown Automotive Engine Upper Gasket Set

    Crown Automotive Engine Upper Gasket Set

    Crown Automotive Engine Upper Gasket Set

    From $10.99

    Tax Paid
    4
     Omix-ADA Engine Gasket Sets

    Omix-ADA Engine Gasket Sets

    Omix-Ada Engine Gasket Set

    From $100.99

    Tax Paid
    5
     Crown Automotive Engine Lower Gasket Set

    Crown Automotive Engine Lower Gasket Set

    Crown Automotive Engine Lower Gasket Set

    From $20.99

    Tax Paid
    6
     Crown Automotive Oil Filter

    Crown Automotive Oil Filter

    Crown Automotive Oil Filter

    From $11.99

    Tax Paid
    6
     Omix-ADA Oil Filters

    Omix-ADA Oil Filters

    Omix-Ada Oil Filter

    From $10.99

    Tax Paid
    7
     Crown Automotive Engine Oil Pump

    Crown Automotive Engine Oil Pump

    Crown Automotive Engine Oil Pump

    From $106.99

    Tax Paid
    7
     Crown Automotive Oil Pump Gasket

    Crown Automotive Oil Pump Gasket

    Crown Automotive Oil Pump Gasket

    From $0.99

    Tax Paid
    7
     Omix-ADA Oil Pumps

    Omix-ADA Oil Pumps

    Omix-Ada Oil Pump

    From $117.99

    Tax Paid
    7
     Crown Automotive Engine Oil Pump Screen

    Crown Automotive Engine Oil Pump Screen

    Crown Automotive Engine Oil Pump Screen

    From $57.99

    Tax Paid
    8
     Crown Automotive Engine Oil Pans

    Crown Automotive Engine Oil Pans

    Crown Automotive Engine Oil Pan
    5.0 5.0 (1)

    From $103.99

    Tax Paid
    8
     Omix-ADA Oil Pans

    Omix-ADA Oil Pans

    Omix-Ada Oil Pan

    From $119.99

    Tax Paid
    9
     Omix-ADA Oil Caps

    Omix-ADA Oil Caps

    Omix-Ada Oil Cap

    From $12.99

    Tax Paid
    9
     Crown Automotive Oil Filler Cap

    Crown Automotive Oil Filler Cap

    Crown Automotive Oil Filler Cap

    From $3.99

    Tax Paid
    10
     Crown Automotive Oil Pan Drain Plug Washer

    Crown Automotive Oil Pan Drain Plug Washer

    Crown Automotive Oil Pan Drain Plug Washer

    From $1.99

    Tax Paid
    10
     Omix-ADA Oil Pan Drain Plugs

    Omix-ADA Oil Pan Drain Plugs

    Omix-Ada Oil Pan Drain Plug

    From $1.99

    Tax Paid
    10
     Crown Automotive Oil Pan Drain Plug

    Crown Automotive Oil Pan Drain Plug

    Crown Automotive Oil Pan Drain Plug

    From $2.99

    Tax Paid
    10
     Dorman Engine Oil Pan Drain Plug

    Dorman Engine Oil Pan Drain Plug

    Dorman Engine Oil Pan Drain Plug

    From $17.99

    Tax Paid
    11
     Crown Automotive Valve Cover Grommet

    Crown Automotive Valve Cover Grommet

    Crown Automotive Valve Cover Grommet
    5.0 5.0 (1)

    From $0.99

    Tax Paid
    11
     Crown Automotive Crankcase Vent Grommet

    Crown Automotive Crankcase Vent Grommet

    Crown Automotive Crankcase Vent Grommet

    From $2.99

    Tax Paid
    12
     Omix-ADA Pistons

    Omix-ADA Pistons

    Omix-Ada Piston

    From $101.99

    Tax Paid
    12
     Crown Automotive Engine Piston And Pin

    Crown Automotive Engine Piston And Pin

    Crown Automotive Engine Piston And Pin

    From $237.99

    Tax Paid
    13
     Crown Automotive Engine Piston Ring Set

    Crown Automotive Engine Piston Ring Set

    Crown Automotive Engine Piston Ring Set

    From $102.99

    Tax Paid
    13
     Omix-ADA Piston Ring Sets

    Omix-ADA Piston Ring Sets

    Omix-Ada Piston Ring Set

    From $101.99

    Tax Paid
    14
     Crown Automotive Connecting Rod

    Crown Automotive Connecting Rod

    Crown Automotive Connecting Rod

    From $32.99

    Tax Paid
    14
     Omix-ADA Oil Pan Gaskets

    Omix-ADA Oil Pan Gaskets

    Omix-Ada Oil Pan Gasket

    From $12.99

    Tax Paid
    15
     Crown Automotive Connecting Rod Bolt

    Crown Automotive Connecting Rod Bolt

    Crown Automotive Connecting Rod Bolt

    From $3.99

    Tax Paid
    15
     Omix-ADA Connecting Rod Bolt/Nut Kits

    Omix-ADA Connecting Rod Bolt/Nut Kits

    Omix-Ada Connecting Rod Bolt/Nut Kit

    From $4.99

    Tax Paid
    16
     Omix-ADA Main Engine Bearing Sets

    Omix-ADA Main Engine Bearing Sets

    Omix-Ada Main Engine Bearing Set

    From $110.99

    Tax Paid
    17
     Crown Automotive Crankshaft Thrust Bearing

    Crown Automotive Crankshaft Thrust Bearing

    Crown Automotive Crankshaft Thrust Bearing

    From $11.99

    Tax Paid
    17
     Crown Automotive Crankshaft Bearing

    Crown Automotive Crankshaft Bearing

    Crown Automotive Crankshaft Bearing

    From $9.99

    Tax Paid
    18
     Omix-ADA Connecting Rod Bearings

    Omix-ADA Connecting Rod Bearings

    Omix-Ada Connecting Rod Bearing

    From $10.99

    Tax Paid
    18
     Crown Automotive Connecting Rod Bearing Set

    Crown Automotive Connecting Rod Bearing Set

    Crown Automotive Connecting Rod Bearing Set

    From $26.99

    Tax Paid
    19
     Crown Automotive Camshaft Plug

    Crown Automotive Camshaft Plug

    Crown Automotive Camshaft Plug

    From $1.99

    Tax Paid
    19
     Crown Automotive Expansion Plug

    Crown Automotive Expansion Plug

    Crown Automotive Expansion Plug

    From $1.99

    Tax Paid
    20
     Crown Automotive Oil Hole Plug

    Crown Automotive Oil Hole Plug

    Crown Automotive Oil Hole Plug

    From $1.99

    Tax Paid
    21
     Omix-ADA Camshafts

    Omix-ADA Camshafts

    Omix-Ada Camshaft

    From $136.99

    Tax Paid
    21
     Omix-ADA Camshaft Kits

    Omix-ADA Camshaft Kits

    Omix-Ada Camshaft Kit

    From $213.99

    Tax Paid
    22
     Crown Automotive Timing Kit

    Crown Automotive Timing Kit

    Crown Automotive Timing Kit

    From $102.99

    Tax Paid
    23
     Omix-ADA Camshaft Bearings

    Omix-ADA Camshaft Bearings

    Omix-Ada Camshaft Bearing

    From $13.99

    Tax Paid
    23
     Crown Automotive Camshaft Bearing Set

    Crown Automotive Camshaft Bearing Set

    Crown Automotive Camshaft Bearing Set

    From $16.99

    Tax Paid
    24
     Omix-ADA Intake Valves

    Omix-ADA Intake Valves

    Omix-Ada Intake Valve

    From $10.99

    Tax Paid
    24
     Crown Automotive Intake Valve

    Crown Automotive Intake Valve

    Crown Automotive Intake Valve

    From $10.99

    Tax Paid
    25
     Omix-ADA Exhaust Valves

    Omix-ADA Exhaust Valves

    Omix-Ada Exhaust Valve

    From $10.99

    Tax Paid
    25
     Crown Automotive Exhaust Valve

    Crown Automotive Exhaust Valve

    Crown Automotive Exhaust Valve

    From $10.99

    Tax Paid
    26
     Crown Automotive Valve Stem Seal

    Crown Automotive Valve Stem Seal

    Crown Automotive Valve Stem Seal

    From $0.99

    Tax Paid
    26
     Omix-ADA Exhaust/Intake Valve Stem Seals

    Omix-ADA Exhaust/Intake Valve Stem Seals

    Omix-Ada Exhaust/Intake Valve Stem Seal

    From $1.99

    Tax Paid
    26
     Omix-ADA Exhaust Valve Stem Seals

    Omix-ADA Exhaust Valve Stem Seals

    Omix-Ada Exhaust Valve Stem Seal

    From $2.99

    Tax Paid
    26
     Omix-ADA Intake Valve Stem Seals

    Omix-ADA Intake Valve Stem Seals

    Omix-Ada Intake Valve Stem Seal

    From $5.99

    Tax Paid
    27
     Crown Automotive Valve Spring Retainer Keeper

    Crown Automotive Valve Spring Retainer Keeper

    Crown Automotive Valve Spring Retainer Keeper

    From $0.99

    Tax Paid
    28
     Crown Automotive Rocker Arms

    Crown Automotive Rocker Arms

    Crown Automotive Rocker Arms

    From $15.99

    Tax Paid
    28
     Omix-ADA Rocker Arms

    Omix-ADA Rocker Arms

    Omix-Ada Rocker Arm

    From $12.99

    Tax Paid
    28
     Omix-ADA Rocker Arm Kits

    Omix-ADA Rocker Arm Kits

    Omix-Ada Rocker Arm Kit

    From $29.99

    Tax Paid
    28
     Crown Automotive Rocker Arm Kit

    Crown Automotive Rocker Arm Kit

    Crown Automotive Rocker Arm Kit

    From $54.99

    Tax Paid
    29
     Crown Automotive Rocker Arm Pivots

    Crown Automotive Rocker Arm Pivots

    Crown Automotive Rocker Arm Pivots

    From $1.99

    Tax Paid
    29
     Omix-ADA Rocker Arm Pivots

    Omix-ADA Rocker Arm Pivots

    Omix-Ada Rocker Arm Pivot

    From $2.99

    Tax Paid
    30
     Omix-ADA Rocker Arm Bridges

    Omix-ADA Rocker Arm Bridges

    Omix-Ada Rocker Arm Bridge

    From $3.99

    Tax Paid
    30
     Crown Automotive Rocker Arm Pivot Bridge

    Crown Automotive Rocker Arm Pivot Bridge

    Crown Automotive Rocker Arm Pivot Bridge

    From $1.99

    Tax Paid
    30
     Crown Automotive Rocker Arm Bridges

    Crown Automotive Rocker Arm Bridges

    Crown Automotive Rocker Arm Bridges

    From $3.99

    Tax Paid
    32
     Crown Automotive Rocker Arm Pivot Bolt

    Crown Automotive Rocker Arm Pivot Bolt

    Crown Automotive Rocker Arm Pivot Bolt
    3.0 3.0 (1)

    From $0.99

    Tax Paid
    33
     Crown Automotive Valve Springs

    Crown Automotive Valve Springs

    Crown Automotive Valve Spring

    From $0.99

    Tax Paid
    34
     Crown Automotive Valve Lifter

    Crown Automotive Valve Lifter

    Crown Automotive Valve Lifter

    From $19.99

    Tax Paid
    34
     Omix-ADA Valve Lifters

    Omix-ADA Valve Lifters

    Omix-Ada Valve Lifter

    From $10.99

    Tax Paid
    35
     Crown Automotive Push Rod

    Crown Automotive Push Rod

    Crown Automotive Push Rod

    From $1.99

    Tax Paid
    35
     Omix-ADA Push Rods

    Omix-ADA Push Rods

    Omix-Ada Push Rod

    From $1.99

    Tax Paid
    36
     Omix-ADA Timing Chain Covers

    Omix-ADA Timing Chain Covers

    Omix-Ada Timing Chain Cover

    From $111.99

    Tax Paid
    36
     Dorman Timing Cover Kit

    Dorman Timing Cover Kit

    Dorman Timing Cover Kit

    From $60.99

    Tax Paid
    36
     Crown Automotive Timing Covers

    Crown Automotive Timing Covers

    Crown Automotive Timing Cover

    From $272.99

    Tax Paid
    37
     Crown Automotive Timing Cover Gasket

    Crown Automotive Timing Cover Gasket

    Crown Automotive Timing Cover Gasket

    From $12.99

    Tax Paid
    37
     Omix-ADA Timing Cover Gasket Sets

    Omix-ADA Timing Cover Gasket Sets

    Omix-Ada Timing Cover Gasket Set

    From $16.99

    Tax Paid
    38
     Crown Automotive Crankshaft Seal

    Crown Automotive Crankshaft Seal

    Crown Automotive Crankshaft Seal

    From $1.99

    Tax Paid
    38
     Omix-ADA Crankshaft Oil Seals

    Omix-ADA Crankshaft Oil Seals

    Omix-Ada Crankshaft Oil Seal

    From $0.99

    Tax Paid
    40
     Omix-ADA Timing Chain Guides

    Omix-ADA Timing Chain Guides

    Omix-Ada Timing Chain Guide

    From $24.99

    Tax Paid
    40
     Omix-ADA Timing Chain Tensioners

    Omix-ADA Timing Chain Tensioners

    Omix-Ada Timing Chain Tensioner

    From $110.99

    Tax Paid
    40
     Crown Automotive Timing Chain Tensioner

    Crown Automotive Timing Chain Tensioner

    Crown Automotive Timing Chain Tensioner

    From $24.99

    Tax Paid
    40
     Crown Automotive Timing Chain Guide

    Crown Automotive Timing Chain Guide

    Crown Automotive Timing Chain Guide

    From $20.99

    Tax Paid
    40
     Omix-ADA Timing Chain Tensioner Guides

    Omix-ADA Timing Chain Tensioner Guides

    Omix-Ada Timing Chain Tensioner Guide

    From $36.99

    Tax Paid
    40
     Crown Automotive Balance Shaft Chain Guide

    Crown Automotive Balance Shaft Chain Guide

    Crown Automotive Balance Shaft Chain Guide

    From $7.99

    Tax Paid
    41
     Crown Automotive Balance Shaft Chain

    Crown Automotive Balance Shaft Chain

    Crown Automotive Balance Shaft Chain

    From $17.99

    Tax Paid
    41
     Crown Automotive Engine Timing Chain

    Crown Automotive Engine Timing Chain

    Crown Automotive Engine Timing Chain

    From $118.99

    Tax Paid
    41
     Omix-ADA Timing Chain Kits

    Omix-ADA Timing Chain Kits

    Omix-Ada Timing Kit

    From $100.99

    Tax Paid
    41
     Omix-ADA Timing Chains

    Omix-ADA Timing Chains

    Omix-Ada Timing Chain

    From $103.99

    Tax Paid
    42
     Omix-ADA Camshaft Gear/Sprockets

    Omix-ADA Camshaft Gear/Sprockets

    Omix-Ada Camshaft Gear/Sprocket

    From $126.99

    Tax Paid
    42
     Crown Automotive Camshaft Sprocket

    Crown Automotive Camshaft Sprocket

    Crown Automotive Camshaft Sprocket

    From $23.99

    Tax Paid
    43
     Omix-ADA Crankshaft Gear/Sprockets

    Omix-ADA Crankshaft Gear/Sprockets

    Omix-Ada Crankshaft Gear/Sprocket

    From $12.99

    Tax Paid
    43
     Crown Automotive Crankshaft Sprocket

    Crown Automotive Crankshaft Sprocket

    Crown Automotive Crankshaft Sprocket

    From $17.99

    Tax Paid
    44
     Omix-ADA Crankshaft Pulley And Dampers

    Omix-ADA Crankshaft Pulley And Dampers

    Omix-Ada Crankshaft Pulley And Damper

    From $114.99

    Tax Paid
    44
     Crown Automotive Harmonic Balancers

    Crown Automotive Harmonic Balancers

    Crown Automotive Harmonic Balancer

    From $0.99

    Tax Paid
    45
     Crown Automotive Oil Slingers

    Crown Automotive Oil Slingers

    Crown Automotive Oil Slinger

    From $1.99

    Tax Paid
    46
     Omix-ADA Pilot Bushings

    Omix-ADA Pilot Bushings

    Omix-Ada Pilot Bushing

    From $10.99

    Tax Paid
    46
     Crown Automotive Clutch Pilot Bearings

    Crown Automotive Clutch Pilot Bearings

    Crown Automotive Pilot Bearing

    From $16.99

    Tax Paid
    48
     Crown Automotive Flywheel Assembly

    Crown Automotive Flywheel Assembly

    Crown Automotive Flywheel Assembly

    From $109.99

    Tax Paid
    48
     Omix-ADA Flywheels

    Omix-ADA Flywheels

    Omix-Ada Flywheel Manual Transmission

    From $126.99

    Tax Paid