Jeep YJ Wrangler 2.5L 4 cylinder Engine Parts - Best Reviews & Prices at 4WP

Jeep YJ Wrangler 2.5L 4 cylinder Engine Parts

Make Sure It Fits Your Vehicle

Factory style replacement 2.5L 4 cylinder engine parts for your 1987-95 YJ Wrangler. Trying to track down components for your 1990 Jeep Wrangler 2.5 engine? Older parts can be hard to find, but you can trust 4 Wheel Parts to hook you up with the best gear and deals. Whether it's a Jeep 2.5 valve cover, a head gasket, and oil filter or anything else you need, we've got you covered.

Both Small and Large Details Count
A plastic valve cover is no big deal, right? At 4 Wheel Parts, we know better. When you're searching for even the smallest components for your Jeep Wrangler YJ 2.5 engine, we understand that quality counts in every little detail. Take our Crown Automotive Plastic Valve Cover, for instance. It's crafted for a direct fit as an OE replacement for the original part. Not only that, it comes from a company with more than 50 years of experience making Jeep components, including hard-to-find or discontinued gear. That's just one example, but every product in this category is sourced using our strict standards. Match that with great warranties, our expertise and commitment to stellar customer service and you understand why we're a leading supplier of parts for trucks, off-road vehicles and four-wheelers since 961.

Don't Go Anywhere Else for Your Gear
4 Wheel Parts is committed to providing you with top-quality YJ Wrangler engine parts—or any other components you need. Our dedication doesn't just stop at our stock of great gear and accessories, or making the shopping experience easy with features like our drop-down menus or the Jeep wrangler body parts diagram we've included on our site. You'd rather be out on the trail, tackling your toughest jobs or buckled in for the long haul, not surfing the web and doing extensive price comparisons. Our Hardware Price Guarantee is just another way we save you time and money. If you discover a better deal for your products within 90 days of purchase, let us know. We'll match it and refund you the difference. Shop 4 Wheel Parts and find your essentials, accessories and more.

143 Product Groups
  • 1
     Omix-ADA Valve Covers

    Omix-ADA Valve Covers

    Omix-Ada Valve Cover
    5.0 5.0 (1)

    From $115.94

    On Sale
    1
     Crown Automotive Valve Covers

    Crown Automotive Valve Covers

    Crown Automotive Valve Cover
    5.0 5.0 (3)

    From $32.99

    2
     Crown Automotive Valve Cover Gasket

    Crown Automotive Valve Cover Gasket

    Crown Automotive Valve Cover Gasket
    4.0 4.0 (1)

    From $0.99

    On Sale
    2
     Omix-ADA Valve Cover Gasket Kits

    Omix-ADA Valve Cover Gasket Kits

    Omix-Ada Valve Cover Gasket
    5.0 5.0 (1)

    From $12.59

    On Sale
    2
     Omix-ADA Engine Valve Cover Gaskets

    Omix-ADA Engine Valve Cover Gaskets

    Omix-Ada Engine Valve Cover Gasket

    From $24.29

    On Sale
    2
     Omix-ADA Valve Cover Mount Kits

    Omix-ADA Valve Cover Mount Kits

    Omix-Ada Valve Cover Mount Kit

    From $26.99

    On Sale
    3
     Crown Automotive Head Gasket

    Crown Automotive Head Gasket

    Crown Automotive Head Gasket

    From $10.99

    3
     Omix-ADA Head Gaskets

    Omix-ADA Head Gaskets

    Omix-Ada Head Gasket

    From $11.69

    On Sale
    4
     Omix-ADA Engine Gasket Sets

    Omix-ADA Engine Gasket Sets

    Omix-Ada Engine Gasket Set

    From $110.69

    On Sale
    4
     Crown Automotive Head Gasket Set

    Crown Automotive Head Gasket Set

    Crown Automotive Head Gasket Set

    From $138.99

    4
     Crown Automotive Engine Upper Gasket Set

    Crown Automotive Engine Upper Gasket Set

    Crown Automotive Engine Upper Gasket Set
    5.0 5.0 (1)

    From $10.99

    5
     Crown Automotive Engine Lower Gasket Set

    Crown Automotive Engine Lower Gasket Set

    Crown Automotive Engine Lower Gasket Set

    From $20.99

    6
     Crown Automotive Oil Filter

    Crown Automotive Oil Filter

    Crown Automotive Oil Filter

    From $11.99

    6
     Omix-ADA Oil Filters

    Omix-ADA Oil Filters

    Omix-Ada Oil Filter

    From $13.49

    On Sale
    7
     Crown Automotive Engine Oil Pump

    Crown Automotive Engine Oil Pump

    Crown Automotive Engine Oil Pump

    From $106.99

    7
     Omix-ADA Oil Pumps

    Omix-ADA Oil Pumps

    Omix-Ada Oil Pump

    From $106.19

    On Sale
    7
     Crown Automotive Oil Pick Up Tube and Screen

    Crown Automotive Oil Pick Up Tube and Screen

    Crown Automotive Oil Pick Up Tube and Screen

    From $17.99

    8
     Crown Automotive Engine Oil Pan Gasket

    Crown Automotive Engine Oil Pan Gasket

    Crown Automotive Engine Oil Pan Gasket
    5.0 5.0 (1)

    From $1.99

    9
     Omix-ADA Oil Caps

    Omix-ADA Oil Caps

    Omix-Ada Oil Cap

    From $11.69

    On Sale
    9
     Crown Automotive Oil Filler Cap

    Crown Automotive Oil Filler Cap

    Crown Automotive Oil Filler Cap
    5.0 5.0 (1)

    From $3.99

    10
     Omix-ADA Oil Pan Drain Plugs

    Omix-ADA Oil Pan Drain Plugs

    Omix-Ada Oil Pan Drain Plug
    5.0 5.0 (1)

    From $1.79

    On Sale
    10
     Crown Automotive Oil Pan Drain Plug

    Crown Automotive Oil Pan Drain Plug

    Crown Automotive Oil Pan Drain Plug

    From $2.99

    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

    11
     Crown Automotive Valve Cover Grommet

    Crown Automotive Valve Cover Grommet

    Crown Automotive Valve Cover Grommet
    5.0 5.0 (1)

    From $0.99

    11
     Omix-ADA Valve Cover Grommets

    Omix-ADA Valve Cover Grommets

    Omix-Ada Valve Cover Grommet

    From $1.79

    On Sale
    12
     Omix-ADA Pistons

    Omix-ADA Pistons

    Omix-Ada Piston

    From $16.19

    On Sale
    12
     Crown Automotive Engine Piston And Pin

    Crown Automotive Engine Piston And Pin

    Crown Automotive Engine Piston And Pin

    From $237.99

    13
     Crown Automotive Engine Piston Ring Set

    Crown Automotive Engine Piston Ring Set

    Crown Automotive Engine Piston Ring Set

    From $102.99

    13
     Omix-ADA Piston Ring Sets

    Omix-ADA Piston Ring Sets

    Omix-Ada Piston Ring Set

    From $101.69

    On Sale
    14
     Crown Automotive Connecting Rod

    Crown Automotive Connecting Rod

    Crown Automotive Connecting Rod

    From $32.99

    15
     Crown Automotive Connecting Rod Bolt

    Crown Automotive Connecting Rod Bolt

    Crown Automotive Connecting Rod Bolt

    From $3.99

    16
     Omix-ADA Main Engine Bearing Sets

    Omix-ADA Main Engine Bearing Sets

    Omix-Ada Main Engine Bearing Set

    From $101.69

    On Sale
    16
     Crown Automotive Main Bearing Set

    Crown Automotive Main Bearing Set

    Crown Automotive Main Bearing Set

    From $101.99

    16
     Crown Automotive Crankshaft Main Bearing Set

    Crown Automotive Crankshaft Main Bearing Set

    Crown Automotive Crankshaft Main Bearing Set

    From $102.99

    17
     Crown Automotive Crankshaft Thrust Bearing

    Crown Automotive Crankshaft Thrust Bearing

    Crown Automotive Crankshaft Thrust Bearing

    From $11.99

    17
     Crown Automotive Crankshaft Bearing

    Crown Automotive Crankshaft Bearing

    Crown Automotive Crankshaft Bearing

    From $9.99

    18
     Omix-ADA Connecting Rod Bearings

    Omix-ADA Connecting Rod Bearings

    Omix-Ada Connecting Rod Bearing

    From $10.79

    On Sale
    18
     Crown Automotive Connecting Rod Bearing Set

    Crown Automotive Connecting Rod Bearing Set

    Crown Automotive Connecting Rod Bearing Set

    From $26.99

    18
     Crown Automotive Connecting Rod Bearing

    Crown Automotive Connecting Rod Bearing

    Crown Automotive Connecting Rod Bearing

    From $10.99

    19
     Omix-ADA Camshafts

    Omix-ADA Camshafts

    Omix-Ada Camshaft

    From $123.29

    On Sale
    19
     Omix-ADA Camshaft Kits

    Omix-ADA Camshaft Kits

    Omix-Ada Camshaft Kit

    From $192.59

    On Sale
    20
     Omix-ADA Camshaft Bearings

    Omix-ADA Camshaft Bearings

    Omix-Ada Camshaft Bearing

    From $12.59

    On Sale
    20
     Crown Automotive Camshaft Bearing Set

    Crown Automotive Camshaft Bearing Set

    Crown Automotive Camshaft Bearing Set

    From $16.99

    21
     Crown Automotive Camshaft Expansion Plug

    Crown Automotive Camshaft Expansion Plug

    Crown Automotive Camshaft Expansion Plug

    From $1.99

    21
     Crown Automotive Camshaft Plug

    Crown Automotive Camshaft Plug

    Crown Automotive Camshaft Plug

    From $1.99

    22
     Crown Automotive Oil Hole Plug

    Crown Automotive Oil Hole Plug

    Crown Automotive Oil Hole Plug

    From $1.99

    22
     Crown Automotive Expansion Plug

    Crown Automotive Expansion Plug

    Crown Automotive Expansion Plug

    From $1.99

    24
     Omix-ADA Intake Valves

    Omix-ADA Intake Valves

    Omix-Ada Intake Valve

    From $12.59

    On Sale
    24
     Crown Automotive Intake Valve

    Crown Automotive Intake Valve

    Crown Automotive Intake Valve

    From $10.99

    25
     Crown Automotive Exhaust Valve

    Crown Automotive Exhaust Valve

    Crown Automotive Exhaust Valve

    From $10.99

    25
     Omix-ADA Exhaust Valves

    Omix-ADA Exhaust Valves

    Omix-Ada Exhaust Valve

    From $10.79

    On Sale
    26
     Omix-ADA Intake Valve Stem Seals

    Omix-ADA Intake Valve Stem Seals

    Omix-Ada Intake Valve Stem Seal

    From $5.39

    On Sale
    27
     Crown Automotive Valve Spring Retainer Keeper

    Crown Automotive Valve Spring Retainer Keeper

    Crown Automotive Valve Spring Retainer Keeper

    From $0.99

    28
     Crown Automotive Rocker Arms

    Crown Automotive Rocker Arms

    Crown Automotive Rocker Arms

    From $15.99

    28
     Omix-ADA Rocker Arms

    Omix-ADA Rocker Arms

    Omix-Ada Rocker Arm

    From $11.69

    On Sale
    28
     Omix-ADA Rocker Arm Kits

    Omix-ADA Rocker Arm Kits

    Omix-Ada Rocker Arm Kit

    From $26.99

    On Sale
    28
     Crown Automotive Rocker Arm Kit

    Crown Automotive Rocker Arm Kit

    Crown Automotive Rocker Arm Kit

    From $54.99

    29
     Crown Automotive Rocker Arm Pivots

    Crown Automotive Rocker Arm Pivots

    Crown Automotive Rocker Arm Pivots

    From $1.99

    29
     Omix-ADA Rocker Arm Pivots

    Omix-ADA Rocker Arm Pivots

    Omix-Ada Rocker Arm Pivot

    From $2.69

    On Sale
    30
     Omix-ADA Rocker Arm Bridges

    Omix-ADA Rocker Arm Bridges

    Omix-Ada Rocker Arm Bridge

    From $3.59

    On Sale
    30
     Crown Automotive Rocker Arm Pivot Bridge

    Crown Automotive Rocker Arm Pivot Bridge

    Crown Automotive Rocker Arm Pivot Bridge

    From $1.99

    30
     Crown Automotive Rocker Arm Bridges

    Crown Automotive Rocker Arm Bridges

    Crown Automotive Rocker Arm Bridges

    From $3.99

    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

    33
     Crown Automotive Valve Springs

    Crown Automotive Valve Springs

    Crown Automotive Valve Spring

    From $0.99

    On Sale
    34
     Crown Automotive Valve Lifter

    Crown Automotive Valve Lifter

    Crown Automotive Valve Lifter

    From $19.99

    34
     Omix-ADA Valve Lifters

    Omix-ADA Valve Lifters

    Omix-Ada Valve Lifter

    From $26.99

    On Sale
    35
     Crown Automotive Push Rod

    Crown Automotive Push Rod

    Crown Automotive Push Rod

    From $1.99

    On Sale
    35
     Omix-ADA Push Rods

    Omix-ADA Push Rods

    Omix-Ada Push Rod

    From $1.79

    On Sale
    36
     Omix-ADA Timing Chain Covers

    Omix-ADA Timing Chain Covers

    Omix-Ada Timing Chain Cover

    From $100.79

    On Sale
    36
     Crown Automotive Timing Covers

    Crown Automotive Timing Covers

    Crown Automotive Timing Cover

    From $272.99

    36
     Crown Automotive Timing Cover Kit

    Crown Automotive Timing Cover Kit

    Crown Automotive Timing Cover Kit

    From $77.99

    37
     Crown Automotive Timing Chain Guide

    Crown Automotive Timing Chain Guide

    Crown Automotive Timing Chain Guide

    From $20.99

    37
     Omix-ADA Timing Chain Guides

    Omix-ADA Timing Chain Guides

    Omix-Ada Timing Chain Guide

    From $22.49

    On Sale
    38
     Omix-ADA Oil Pans

    Omix-ADA Oil Pans

    Omix-Ada Oil Pan

    From $107.99

    On Sale
    38
     Crown Automotive Engine Oil Pans

    Crown Automotive Engine Oil Pans

    Crown Automotive Engine Oil Pan
    3.7 3.7 (3)

    From $103.99

    On Sale
    38
     Omix-ADA Timing Cover Oil Seals

    Omix-ADA Timing Cover Oil Seals

    Omix-Ada Timing Cover Oil Seal

    From $14.39

    On Sale
    38
     Omix-ADA Timing Cover Seals

    Omix-ADA Timing Cover Seals

    Omix-Ada Timing Cover Seal

    From $13.49

    On Sale
    39
     Crown Automotive Cylinder Head

    Crown Automotive Cylinder Head

    Crown Automotive Cylinder Head

    From $345.99

    39
     Omix-ADA Cylinder Heads

    Omix-ADA Cylinder Heads

    Omix-Ada Cylinder Head

    From $524.69

    On Sale
    40
     Crown Automotive Timing Chain Tensioner

    Crown Automotive Timing Chain Tensioner

    Crown Automotive Timing Chain Tensioner

    From $24.99

    40
     Omix-ADA Timing Chain Tensioners

    Omix-ADA Timing Chain Tensioners

    Omix-Ada Timing Chain Tensioner

    From $116.99

    On Sale
    41
     Crown Automotive Engine Timing Chain

    Crown Automotive Engine Timing Chain

    Crown Automotive Engine Timing Chain

    From $118.99

    41
     Crown Automotive Timing Kit

    Crown Automotive Timing Kit

    Crown Automotive Timing Kit

    From $102.99

    41
     Omix-ADA Timing Chains

    Omix-ADA Timing Chains

    Omix-Ada Timing Chain

    From $108.89

    On Sale
    41
     Omix-ADA Timing Chain Kits

    Omix-ADA Timing Chain Kits

    Omix-Ada Timing Kit

    From $1,074.59

    On Sale
    42
     Omix-ADA Camshaft Gear/Sprockets

    Omix-ADA Camshaft Gear/Sprockets

    Omix-Ada Camshaft Gear/Sprocket

    From $114.29

    On Sale
    42
     Crown Automotive Camshaft Gear

    Crown Automotive Camshaft Gear

    Crown Automotive Camshaft Gear

    From $118.99

    42
     Crown Automotive Camshaft Sprocket

    Crown Automotive Camshaft Sprocket

    Crown Automotive Camshaft Sprocket

    From $23.99

    43
     Crown Automotive Crankshaft Sprocket

    Crown Automotive Crankshaft Sprocket

    Crown Automotive Crankshaft Sprocket

    From $17.99

    43
     Omix-ADA Crankshaft Gear/Sprockets

    Omix-ADA Crankshaft Gear/Sprockets

    Omix-Ada Crankshaft Gear/Sprocket

    From $11.69

    On Sale
    44
     Crown Automotive Crankshaft Pulley

    Crown Automotive Crankshaft Pulley

    Crown Automotive Crankshaft Pulley

    From $14.99

    44
     Crown Automotive Harmonic Balancers

    Crown Automotive Harmonic Balancers

    Crown Automotive Harmonic Balancer

    From $0.99

    45
     Crown Automotive Oil Slingers

    Crown Automotive Oil Slingers

    Crown Automotive Oil Slinger

    From $1.99

    46
     Omix-ADA Pilot Bushings

    Omix-ADA Pilot Bushings

    Omix-Ada Pilot Bushing

    From $3.59

    On Sale
    46
     Crown Automotive Clutch Pilot Bearings

    Crown Automotive Clutch Pilot Bearings

    Crown Automotive Pilot Bearing

    From $16.99

    47
     Crown Automotive Crankshaft Seal

    Crown Automotive Crankshaft Seal

    Crown Automotive Crankshaft Seal

    From $1.99

    On Sale
    47
     Omix-ADA Crankshaft Oil Seals

    Omix-ADA Crankshaft Oil Seals

    Omix-Ada Crankshaft Oil Seal

    From $0.89

    On Sale
    47
     Crown Automotive Camshaft Seal

    Crown Automotive Camshaft Seal

    Crown Automotive Camshaft Seal

    From $3.99

    48
     Crown Automotive Flywheel Ring Gear

    Crown Automotive Flywheel Ring Gear

    Crown Automotive Flywheel Ring Gear

    From $23.99

    49
     Crown Automotive Auto Trans Flexplate

    Crown Automotive Auto Trans Flexplate

    Crown Automotive Auto Trans Flexplate

    From $112.99

    You and your Jeep Wrangler 2.5 have racked up thousands of miles off road. Keep it functioning at its best by repairing or replacing its engine. 4 Wheel Parts is here to provide what you need to get the most out of your machine. Check out our Jeep 2.5 engine diagram to see which parts in your Jeep need to be replaced.

    The Parts You Need
    Here at 4WheelParts.com, we offer high-quality factory style replacement 2.5L 4-cylinder engine parts for your 1987-95 YJ Wrangler. Give our 4-cylinder engine diagram a look and if you can't find what you need, our expert customer service representative can help you figure out exactly what needs to be replaced. We offer durable, reliable parts so you can get your Jeep back in tip top shape. Make sure your off-roading experience is the best it can be and order your Jeep engine replacement parts from our huge inventory.

    The Power You Want
    From driving across sand dunes to maneuvering rivers and climbing hills, your Jeep's engine needs to be functioning at high capacity. If you notice that your Jeep Wrangler's engine is beginning to show signs of age or damage, replace parts to make sure your rig can continue to brave the trails with you.

     
    The Price You Deserve
     
    Your Jeep is an investment, but that doesn't mean you should have to spend a fortune to maintain its condition. That's why 4 Wheel Parts proudly offers a 100% Price Check Guarantee. If you find the part your purchased at a lower price within 90 days, we promise to match that lower price and give you a refund for the difference. To add to that, we also provide shipping free of charge on all qualifying orders of $75 or more. Order your Jeep Wrangler engine replacement parts from 4 Wheel Parts and make the most of your money and your Jeep.