Look up "fan belt" in any modern automotive dictionary, and you'll typically find a definition that reads, "An endless belt used to transmit power from a crankshaft-driven pulley to a pulley driving the fan, alternator, or other engine accessory. It is usually V-shaped in cross section with the point of the V fitting into a groove in the pulley".
1984 Jeep CJ Performance Engine Parts
- Replace® OE Replacement EngineJeep CJ 1984, OE Replacement Remanufactured Engine by Replace®. C10 Engine, C11 Engine, C12 Engine, ISO 14000 and ISO 9000 Quality Control, Block 100% Surfaced, Blocks Line Honed, Heads 100% Surfaced. "Sim Tested" for Compression,...Designed to be better than newReverse engineered to ensure any factory defects are eliminated
$1,910.94from $1,528.75 - $1,548.75# 23100445
- Sealed Power® Engine PistonJeep CJ 1984, Engine Piston Engine Piston by Sealed Power®.
$45.16from $36.13 - $43.21# 38764355
- Sealed Power® Engine Connecting Rod BearingJeep CJ 1984, Engine Connecting Rod Bearing by Sealed Power®.
$7.68from $6.14 - $45.60# 38764329
- FRAM® Tough Guard™ Full-Flow Spin-On Oil FilterJeep CJ 1984, Tough Guard™ Full-Flow Spin-On Oil Filter by FRAM®. 1 Piece. This filter is designed to ensure maximum protection to your engine under any driving conditions. FRAM Tough Guard oil filter uses only high-quality media...Ensures extreme engine protection and oil filtrationDesigned for Premium Conventional and Synthetic Blend Motor Oil
$9.84from $7.87 - $9.59# 39232798
- FRAM® Ultra/Xtended Guard Full-Flow Spin-On Oil FilterJeep CJ 1984, Ultra/Xtended Guard Full-Flow Spin-On Oil Filter by FRAM®. 1 Piece. Engineered for maximum engine protection without affecting oil flow this full-flow filter utilizes dual-layer synthetic media that provides 99%+...Designed for Full-Flow oil filtrationFor use with synthetic oil
$12.79from $10.23 - $11.48# 39232801
- FRAM® High Mileage™ Full-Flow Spin-On Oil FilterJeep CJ 1984, High Mileage™ Full-Flow Spin-On Oil Filter by FRAM®. 1 Piece. This Full-Flow Spin-On filter helps to extend the service life of High Mileage vehicles ensuring maximum engine protection and unrestricted oil flow....Ensures extreme engine protection and oil filtration for older high mileage vehiclesContains time-released additives to maintain protection throughout oil life
- Westar® Front Engine MountJeep CJ 1984, Front Engine Mount by Westar®. Engineered to minimize vibration from the engine. This engine mount will make sure your engine runs quietly and does not rattle when started and while driving.Build with quality that matches or exceeds OEM SpecificationsPerfect fit
- Energy Suspension® Motor and Transmission MountsJeep CJ 1984, Motor and Transmission Mounts by Energy Suspension®. Energy Suspension offers replacement mount bushings for engines, transmissions, engine subframes, differentials, transfer cases, as well as bushings and grommets...Replacement mount bushings for engines, transmissions, and transfer case prevents mechanicals from shifting around on broken or weak mounts under accelerationEliminates excess stress on axles, drive shafts, and seals that can cause premature wear and leaks when mechanicals are sitting at improper angles
$6.18from $4.94 - $28.43# 40025328
- DEA® Engine MountJeep CJ 4.2L 1984, Engine Mount by DEA®. Designed to meet all OE standards and specifications, these engine mounts will fit your vehicle with no modifications. They will safely connect the engine to the car frame keeping it in...Designed to meet or exceed OE specificationsConstructed to deliver consistent performance
- Anchor® Engine MountsJeep CJ 1984, Engine Mounts by Anchor®. If you feel vibration accompanied by unusual noise when driving, this can be the sign of a bad engine mount. Replace it with a mount from the leading aftermarket supplier, Anchor....Direct OEM replacementSecurely supports the engine on the chassis
$7.95from $6.36 - $11.41# 21138263
- Replace® OE Replacement Cylinder HeadJeep CJ 1984, OE Replacement Remanufactured Cylinder Head by Replace®. C10 Engine, ISO 14000 and ISO 9000 Quality Control, Complete Head with Valves and Springs. If your vehicle has a cylinder head problem, don’t waste time and...Completely disassembled, thoroughly cleaned, and carefully inspectedChecked for cracks
$375.00from $300.00 - $370.00# 23100451
- Omix-ADA® PistonJeep CJ 1984, Piston by Omix-ADA®. 5 Year Limited Warranty. Abnormal operating conditions can cause pistons to become burned, cracked, scuffed or scored. Damaged rings lands can cause piston rings to bind in the ring grooves, and...Restores compression and performanceMeets or exceeds OEM quality standards
$44.18from $35.34 - $44.42# 4501480
- Sealed Power® Engine CamshaftJeep CJ 1984, Engine Camshaft by Sealed Power®.
$156.68from $125.34 - $131.95# 39642748
- Sealed Power® Engine Intake ValveJeep CJ 4.2L 1984, Engine Intake Valve by Sealed Power®. With 1 Groove. With Chrome Plated Stem. Standard Size. 1.7870" Head Diameter, 0.3720" Stem Diameter, 4.8990" Overall Length.
- Sealed Power® Engine Exhaust ValveJeep CJ 1984, Engine Exhaust Valve by Sealed Power®.
$15.96from $12.77 - $26.31# 41810165
- Crown® Exhaust ValveJeep CJ 1984, Exhaust Valve by Crown®. Exhaust Valve. Crown Automotive is just the ticket if you want to get the most out of your vehicle as well as revel in a more exciting driving experience. You will surely get a real bang for...Developed to improve your driving experienceConstructed to ensure ultimate operation
$13.35from $10.68 - $25.62# 16674550
- Sealed Power® Engine Rocker ArmJeep CJ 1984, Engine Rocker Arm by Sealed Power®. Stamped Steel.
- Sealed Power® Engine Push RodJeep CJ 1984, Engine Push Rod by Sealed Power®.
$2.35from $1.88 - $2.74# 39642786
- Sealed Power® Engine Rocker Arm KitJeep CJ 1984, Engine Rocker Arm Kit by Sealed Power®.
- Dorman® Valve CoverJeep CJ 1984, Valve Cover by Dorman®. Black. Save time and money with Dorman’s Engine Valve Cover. Each one comes with the appropriate number of gaskets as well as all other components needed for a complete repair.Direct replacement for a proper fit every timeProvides a tight, lasting seal against oil leaks
$58.83from $47.06 - $108.43# 16415791
- Bosch® DistancePlus™ Oil FilterJeep CJ 1984, DistancePlus™ Oil Filter by Bosch®. Bosch DistancePlus Oil Filters are high efficiency/high capacity oil filters designed to keep oil clean longer and protect the vehicle's engine. Comparing to conventional filters,...Designed to work with a synthetic, semi-synthetic, or conventional oil brand99.9% efficient to remove more dirt
$16.11from $12.89 - $13.09# 24029272
- Bosch® Premium Oil FilterJeep CJ 1984, Premium Oil Filter by Bosch®. For premium engine performance, you need a premium oil filter. This filter from Bosch is highly efficient in filtering the oil by trapping both large and microscopic particles from...Designed for a proper fit99% efficiency – traps small engine-damaging particles
- Bosch® Workshop Oil FilterJeep CJ 1984, Workshop Oil Filter by Bosch®. When visiting your local repair shop to get a routine oil change, replace your old oil filter with a workshop oil filter from Bosch. Having an efficiency of 97.5%, this filter holds up...Screens up to 97.5% of harmful contaminants such as dirt and oil from getting into the engineHolds up to 13 grams of dirt and contaminants
- Motorcraft® Engine Oil FilterJeep CJ 1984, Engine Oil Filter by Motorcraft®. At your next oil change, replace your dirty oil filter with this premium product. Engineered specifically for your Ford, Mercury, or Lincoln, the Motorcraft oil filter thoroughly...Direct OEM replacementRecommended by Ford Motor Company
$8.85from $7.08 - $7.36# 48941657
- MANN-Filter® Spin-On Oil FilterJeep CJ 1984, Spin-On Oil Filter by MANN-Filter®. 1 Piece. This oil filter is designed to provide the engine with clean oil needed for smooth and long-lasting operation. The product stands up to even the most demanding conditions...Optimum protection for the engineDesigned for modern high-performance oil
$5.38from $4.30 - $4.56# 20575170
- Omix-ADA® Rod BearingJeep CJ 1984, Rod Bearing by Omix-ADA®. 5 Year Limited Warranty. The only thing between your connecting rod bearings and crankshaft is a thin film of pressurized oil. If dirt or metal particles enter this small space, the...Restores bearing oil clearanceAvailable in standard size and popular oversizes
$11.18from $8.94 - $9.31# 4500757
- Hastings® Full-Flow Spin-on Oil FilterJeep CJ 1984, Full-Flow Spin-on Oil Filter by Hastings®. 1 Piece. This filter traps contaminants from the oil minimizing the possibility of costly engine repairs. To prevent any leaks, it comes with a nitrile gasket that withstands...Protects the engine from damaging contaminantsExcels in both contaminant removal efficiency and contaminant holding capacity
$10.61from $8.49 - $9.62# 21490061
- Gates® Engine Oil Filler CapJeep CJ 1984, Engine Oil Filler Cap by Gates®. Gates produces a variety of plastic and metal oil filler cap designs to meet the needs of OEM automotive, heavy duty and military applications. Cam Twist.
- Sealed Power® Engine Oil PumpJeep CJ 4.2L 1984, Engine Oil Pump by Sealed Power®. Standard Volume, Standard Pressure.
- Omix-ADA® 17474.03 6-Pc Engine Mounting KitJeep CJ 4.2L 1984, 6-Pc Engine Mounting Kit (17474.03) by Omix-ADA®. Direct Fit. 5 Year Limited Warranty. The engine is the heart of your Jeep, but with many years and miles it may not be beating as strong as it once did. If you're...Performs according to OEM specificationsMeets or exceeds OEM quality standards
- Daystar® Polyurethane Motor MountsJeep CJ L6 4.2L AMC 1984, Polyurethane Motor Mounts by Daystar®. 2 per Pack. This is a set of replacement polyurethane motor mounts that offer all the benefits of OEM rubber ones without the disadvantages. A higher level of...Set of replacement engine mounts that meet or exceed OEM levels of vibration dampening refinementSteel casings are fully welded and interlocked to ensure higher strength
- Rugged Ridge® Motor MountJeep CJ7 4.2L / CJ8 1984, Motor Mount by Rugged Ridge®. The Jeep is the original high performance off-road machine, built to perform under the most grueling conditions. But even though it's a capable machine right from the factory,...Engineered and trail tested exclusively for JeepsOver 3000 products
$102.49from $81.99 - $101.99# 4502456
- Spectra Premium® Engine Oil PanJeep CJ 4.2L 1984, Engine Oil Pan by Spectra Premium®. This oil pan is designed to provide OE quality, fit, and performance. It's manufactured using Spectra Premium's engineering analysis and deep knowledge of the oil pan...Stores the engine oil and protects the the bottom of the vehicle's engine from road debrisManufactured using both spot welding and baffle processes to ensure OE design and fit
- Spectra Premium® Engine Oil Pan GasketJeep CJ 4.2L 1984, Engine Oil Pan Gasket by Spectra Premium®. Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium Oil Pan gaskets meet or exceed the performance of the original equipment...Application specific design ensure a perfect fit guaranteeOEM, fit, form and function
- Dorman® Engine Oil Drain Plug GasketJeep CJ 1984, Engine Oil Drain Plug Gasket by Dorman®. Dorman’s Oil Drain Plug Gasket is conveniently designed as a direct replacement for stripped gaskets. A proper fit is ensured, every time. Replacement is recommended at every...Proper fit with the drain plug ensures a tight sealManufactured from high quality materials for a long service life
$0.68from $0.54 - $12.26# 31623726
- Dorman® Engine Oil Drain PlugJeep CJ 4.2L 1984, Stainless Steel Engine Oil Drain Plug by Dorman®, 1 Piece. Dorman’s Oil Drain Plugs are coated for high corrosion resistance and a long service life. Many styles are available, including standard, inset gasket,...Direct replacement for a proper fit every timeDorman’s oversized, piggyback, and rubber expanding plugs eliminate the need to replace the entire pan, saving you time, labor and money
- Dorman® Oil Drain Plug GasketJeep CJ 1984, Stainless Steel Oil Drain Plug Gasket by Dorman®. Dorman’s Oil Drain Plugs are coated for high corrosion resistance and a long service life. Many styles are available, including standard, inset gasket, molded...Direct replacement for a proper fit every timeDorman’s oversized, piggyback, and rubber expanding plugs eliminate the need to replace the entire pan, saving you time, labor and money
$2.25from $1.80 - $9.92# 43321241
- Hayden® Ultra-Cool™ Engine Oil Cooler KitUniversal Ultra-Cool™ Engine Oil Cooler Kit by Hayden®, Length 12-1/2", Thickness 3/4", Description: Replacement cooler for 459 & 462 Oil Cooler Kits, Fitting Size 1/2" Push-on, Height 7-1/2". Hayden Automotive engineers,...OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
- Hayden® Rapid-Cool™ Heavy Duty Oil CoolerUniversal Rapid-Cool™ Heavy Duty Oil Cooler by Hayden®. This product is perfect for transmission and engine oil cooling applications that require a higher flow range and increased heat transfer capacity in a compact space. The...Plate and fin designPatented internal turbulation for increased heat transfer and minimal pressure drop
$86.84from $69.47 - $119.45# 22188605
- Hayden® Swirl-Cool™ Heavy Duty Oil CoolerUniversal Swirl-Cool™ Heavy Duty Oil Cooler by Hayden®. Keep your oil cool with this part. Designed for rugged heavy-duty use, this oil cooler features brazed copper tubes with aluminum fin construction. The turbulators in its...Designed for rugged heavy-duty useBrazed copper tubes and aluminum fin construction
$80.11from $64.09 - $570.94# 22190786
- Hayden® Engine Oil Cooler Metal Line KitUniversal Engine Oil Cooler Metal Line Kit by Hayden®. Keep your engine oil cool with this product. Designed to route oil lines past exhaust manifolds, the part provides exceptional protection and years of reliable service. The kit...Designed to route oil lines past exhaust manifoldsProvides protection where standard hoses can fail
- Hayden® Swirl-Cool™ Engine Oil Cooler KitJeep CJ 4.2L 1984, Swirl-Cool™ Engine Oil Cooler Kit by Hayden®. Size: 18" x 6 1/2" x 1 1/2" Heavy Duty, Cross Flow Style. Complete kit with cooler, hose adapter and mounting hardware. If you need a quality engine oil cooler for...Designed for heavy-duty applicationsCopper header and tube construction
- Hayden® Swirl-Cool™ Power Steering Oil CoolerJeep CJ 1984, Swirl-Cool™ Power Steering Oil Cooler by Hayden®. Size: 9" x 2 1/2" x 3/4" Light Duty. This product is designed to remove destructive heat generated within the power steering system and prolong the life of the...Designed for vehicles with 3/8" I.D. power steering return hoseRemoves destructive heat and prolongs the life of the power steering system
- Hayden® Engine Oil Cooler Replacement HoseJeep CJ 1984, Engine Oil Cooler Replacement Hose by Hayden®. If you need to replace your cracked and leaking oil cooler hose, Hayden is the way to go. Made of premium materials, this hose ensures smooth transfer of oil from the...Direct replacement for proper fitDesigned for medium duty applications
- Hayden® Ultra-Cool™ Engine Oil Cooler KitJeep CJ 1984, Ultra-Cool™ Engine Oil Cooler Kit by Hayden®. Complete kit with cooler, hose adapter and mounting hardware. Protect your vehicle and save on costly engine repairs with this product. With the Ultra-Cool™ Engine Oil...Made of quality materialsTurbulators in every tube ensure efficient cooling
$102.53from $82.02 - $124.58# 23634738
- COMP Cams® Camshaft KitJeep CJ 4.2L 1984, Camshaft Camshaft Kit by COMP Cams®. Hydraulic Lifter; Includes: Cam, Lifter,Valve Spring, Retainer, Valve Lock, Valve Seal, Timing Set.
- COMP Cams® Camshaft/Lifter/Timing KitJeep CJ 4.2L 1984, Camshaft/Lifter/Timing Kit by COMP Cams®. Camshaft Small Kit; Hyd Flat Tappet; Incl. Cam/Lifters/Timing Set.
- COMP Cams® CamshaftJeep CJ 4.2L 1984, Camshaft by COMP Cams®. Camshaft; Hyd. Flat Tappet.
- COMP Cams® Camshaft/Lifter KitJeep CJ 4.2L 1984, Camshaft/Lifter Kit by COMP Cams®. Camshaft/Lifter Kit; Hyd Flat Tappet.
- Cloyes® Engine Timing Chain KitJeep CJ 2.5L 1984, Engine Timing Chain Kit by Cloyes®. Use 1 per Car. Location: Front. Includes: Camshaft, Crank, Chain, Tensioner, Damper. Keep your engine’s valvetrain and balance shafts in perfect time with Cloyes, the world...Maintains critical valvetrain and balance shaft timingPrevents performance problems and possible engine damage that can result from incorrect timing
- Cloyes® Engine Timing ChainJeep CJ 1984, Engine Timing Chain by Cloyes®. Location: Center. Keep your engine’s valvetrain and balance shafts in perfect time with Cloyes, the world leader in timing drive systems. No matter whether you need a belt, chain or a...Maintains critical valvetrain and balance shaft timingPrevents performance problems and possible engine damage that can result from incorrect timing
- Crown® Intake ValveJeep CJ 1984, Intake Valve by Crown®. Crown Automotive is just the ticket if you want to get the most out of your vehicle as well as revel in a more exciting driving experience. You will surely get a real bang for the buck!Developed to improve your driving experienceConstructed to ensure ultimate operation
$16.00from $12.80 - $17.07# 16674202
- Crown® Crankcase Check ValveJeep CJ 4.2L 1984, Crankcase Check Valve by Crown®. Crankcase Vent Valve. Crown Automotive is just the ticket if you want to get the most out of your vehicle as well as revel in a more exciting driving experience. You will surely...Developed to improve your driving experienceConstructed to ensure ultimate operation
- Sealed Power® Engine Timing ChainJeep CJ 1984, Engine Timing Chain by Sealed Power®.
$25.43from $20.34 - $29.48# 41810181
- Sealed Power® Engine Timing Camshaft SprocketJeep CJ 1984, Engine Timing Camshaft Sprocket by Sealed Power®.
$25.34from $20.27 - $20.50# 41810178
- Sealed Power® Engine Timing Crankshaft SprocketJeep CJ 1984, Engine Timing Crankshaft Sprocket by Sealed Power®.
$13.75from $11.00 - $25.83# 41810184
- COMP Cams® Lifter SetJeep CJ 4.2L 1984, Lifter Set by COMP Cams®. Lifter Set; 12 pc.
$74.26from $59.41 - $71.31# 14630790
- COMP Cams® LifterJeep CJ 4.2L 1984, Lifter by COMP Cams®. Lifter; 1 pc.
$6.20from $4.96 - $6.07# 14652920
- Dorman® Harmonic Balancer and Pulley AssemblyJeep CJ L4 with Single Serpentine Belt 1984, Harmonic Balancer and Pulley Assembly by Dorman®. Finish: Gray. With Degree Markings. Without Installation Hardware. w Balancer, Instruction Sheet. This is an aftermarket part that...Includes woodruff key, bolts, and washers for a complete repair (where applicable)Direct replacement to ensure proper fit
- Dayco® PowerBond™ Premium OEM Replacement Harmonic BalancerJeep CJ 2.5L 1984, PowerBond™ Premium OEM Replacement Harmonic Balancer by Dayco®. Whether you are a professional engine rebuilder or shade tree mechanic, this product is what you need when OE quality, fit, and function are a...OE quality, fit, and function at an affordable priceSG (Spheroidal Graphite) iron casting for extra durability
Guides & Articles
Does your ride have timing gears, a timing belt, or a timing chain? Is one better than the other? And perhaps most importantly, do I need to be concerned about the recommendation to replace the timing belt at a certain mileage interval? Welcome to our discussion of "engine timing".
Michael GrayenGlossary of Engine Internal Parts
Internal combustion engines are extremely complex and feature a wide array of components that rotate, move up and down, pump, seal, or remain stationary. When repairing or rebuilding your engine, you will come across many different terms when referencing repair manuals and ordering parts. We know it can be confusing, especially when the repair is complex. Even if...
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- RBP® Polished Round Angle Cut Tipfrom $73.50 - $461.38# 395259
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