Search

*Disclaimer: Tossions earns a commission from qualifying purchases.

The 8 Best automotive engine crankcase breather caps of 2025

Are you trying to find automotive engine crankcase breather caps among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling automotive engine crankcase breather caps on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 26 hours of research and did 68 automotive engine crankcase breather caps tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best automotive engine crankcase breather caps you can buy today

No. 1
MotoRad MO-71 Crankcase Breather Oil Cap Engine Crankcase Breather Cap Fits Ford E-350 Econoline75–96 F-150 75–87 F-250 68–87 F-350 68–97 Mustang 68–85 E8TZ6766A E5UZ6766A E3AZ6766A D9RZ6766A
  • This part fits many vehicle years, makes and models. Please verify fitment with Amazon ConfirmedFit
  • Fits Select FORD: F-150 75-87, F-200 -86, F-250 68-87, F-350 68-97, F-500 75-76, Mustang 68-85, Bronco 68-86, F-100 68-83, LTD 68-86, Thunderbird 68-85, Torino 68-76, Gran Torino 72-76, Ranchero 68-79, Mustang II 74-78, Galaxie 500 68-74, Granada 75-82, Fairlane 68-70, Fairmont 78-83, Maverick 71-77, Pinto 74-78, Custom 500 68-77, LTD II 77-79, Falcon 68-70, Ranch Wagon 68-74, Elite 75-76, Courier 78, Country Squire 68-74, Country Sedan 68-74, F-Super Duty 91-97, B-100 75-79, B-200 Panel 86, Custom 68-72, F-53 Motorhome 88-97, P-350 68, E-150 75-87, E-200 74, E-250 75-91, E-300 74, E-350 75-96, Econoline: E-100 74-83, E-250 75-96, E-150 75-87, E-350 77-96
  • Fits Select MERCURY: Montego 68-76, Cougar 68-85, Grand Marquis 75-87, Capri 79-85, Marquis 68-83, Bobcat 75-78, Zephyr 78-83, Comet 68-77, Monterey 68-74, Monarch 75-80, Cyclone 67-71, Park Lane 68, Marauder 69-70, Caliente 67, Colony Park 67-74, Montclair 68, Commuter 67-68, Brougham 67 | LINCOLN: Continental 68-85, Mark V 77-79, Mark IV 72-76, Town Car 81-85, Mark VI 80-83, Mark III 68-71, Mark VII 84-85, Versailles 77-80
  • Direct OEM replacement for OE numbers: E8TZ6766A; E5UZ6766A; E3AZ6766A; D9RZ6766A; D60Z6766A
No. 2
MotoRad MO-64 Crankcase Breather Oil Cap - Ford Mustang (67) Galaxie (65-67), Chevrolet Camaro (67) Malibu (64-67) Impala (59-67), Pontiac LeMans (63-67) GTO (64-67) Firebird (67), Mercury Cougar (67)
  • Provides proper seal to ensure leak prevention
  • Stops engine blow by
  • High quality construction
  • Meets all OEM specifications
  • High quality components
  • Fit type: Vehicle Specific
No. 3
MotoRad MO-61 Crankcase Breather Oil Cap Engine Crankcase Breather Cap Fits Chevy Camaro 67 Malibu 64–67 Corvette 55–67 Ford Mustang 65–67 Pontiac LeMans 66–67 C2SZ6766B B8QH6766A B6AZ6766A 6424243
  • This part fits many vehicle years, makes and models. Please verify fitment with Amazon ConfirmedFit
  • Fits Select CHEVY: Camaro 67, Malibu 64-67, Corvette 55-67, Chevelle 64-67, Impala 59-67, El Camino 64-67, Caprice 66-67, Bel Air 55-67, Biscayne 58-67, K10, K20, C10, C20 Suburban 67, K20 Panel 67, K10, K20 Pickup 64-67, One-Fifty Series 55-57, Suburban 64-66, Truck 60, Del Ray 58, Cevy II 63-67, C30 Pickup 64-67, Brookwood 58-61, C10, C20 Pickup 64-67 | LINCOLN: Continental 58-67, Capri 52-59, Cosmopolitan 52-54, Custom 55, Lincoln Series 60, Mark II 56-57, Premier 56-60
  • Fits Select FORD: Mustang 65-67, Fairlane 60-67, Falcon 60-67, Country Sedan 62-67, Country Squire 62-67, Ranch Wagon 62-67, Sprint 63, Thunderbird 56-64, P-100 65-67, Ranchero 57-66, Galaxie 500 62-64, Galaxie 59-66, Bronco 66-67, Club Wagon 62-67, Custom 64, Econoline 65-66, F-100 57-64, F-250 57-64, F-350 57-65, Falcon Sedan 61-65 | DODGE: Dart 60-67, Coronet 49-67, Charger 66-67, Polara 60-67, Monaco 65-67, Wayfarer 49-52, 330 63-64, Wm300 Power 60-62, Wm300 Pickup 67-68, 440 63-64, 880 62-65, A100 Truck 64-67, A108 Van 67, Custom 46-61, Series: D100 60-67, D200 60-67, D300 60-67, W100 60-67, W200 60-67, W300 60-67, Deluxe 46-48, Lancer 61-62, Matador 60, Meadowbrook 49-54, Truck 55-59
  • Fits Select PONTIAC: LeMans 66-67, Firebird 67, Star Chief 54-58, Tempest 66-67, Super Chief 57-58, Chieftain 49-58, Catalina 58, Bonneville 57-58 | CHRYSLER: Imperial 50-67, 300 55-67, Newport 50-67, New Yorker 50-67, Town & Country 50-67, Nassau 55-56, Saratoga 51-60, St Regis 55-56, Windsor 52-61 | MERCURY: Comet 60-67, Meteor 61-63, Monterey 54-64 | JEEP: F4 57-58, FC150 58-62, Tornado 62, Universal 61-62, Utility 61-62, Willys 50-58, DJ3 59-60, Dispatcher 61-62, CJ6 59-60, 6-226 56-62, CJ3 59-60, CJ5 59-60 | OLDS: 88 57, Cutlass 62-63, 98 58-63, Dynamic 88 58-63, F85 61-65, Fiesta 57-63, Starfire 57-63, Super 88 57-63, Vista Cruiser 65
  • Fits Select CADILLAC: DeVille 53-67, Fleetwood 65-67, Calais 65-67, Eldorado 53-67, Series 61 50-51, Series 60 50-64, Series 62 52-64, Series 70 od 58, Series 75 50-64 | GMC: C15/C1500, C25/C2500, C35/C3500, K15/K1500, K25/K2500 K35/K3500 Pickup 68, C15/C1500, C25/C2500, K15/K1500, K25/K2500 Suburban 67-68, | STUDEBAKER: Challenger 64, Champion 55-58, Commander 55-66, Cruiser 64-66, Daytona 64-66, Flight Hawk 56, Golden Hawk 57-58, Gran 63-64, Hawk 60-62, Lark 59-63, Power Hawk 56, President 55-58, Silver Hawk 57-59, Sky Hawk 56, Wagonaire 66
  • Fits Select PLYMOUTH: Barracuda 64-67, Satellite 65-67, Fury 56-67, Valiant 60-67, Belvedere 53-67, GTX -67, VIP 67, Cambridge 51-53, Concord 51-52, Cranbrook 51-53, Custom 58-61, Deluxe 49-50, Fleet Special 60-63, Plaza 54-58, Savoy 53-64, Sport Wagon 60-61, Suburban 49-61 | DESOTO: Firesweep 57-59, Adventurer 56-61, DESOTO 61, Firedome 52-59, Fireflite 55-61, Powermaster 53-54 | BUICK: Century 54-55, Roadmaster 53-55, Skylark 54, Special 53-55, Super 53-55 | EDSEL: Bermuda 58, Citation 58, Corsair 58-59, Pacer 58, Ranger 58-60, Roundup 58, Villager 58-59
SaleNo. 4
Gates 31061 Engine Oil Breather Cap
  • Universal design offers maximum coverage with minimum inventory
  • Sealed construction prevents engine crankcase gases from escaping into the atmosphere
  • Heavy-gauge steel construction resists underhood heat and corrosion
  • Note: To assure proper operation of PCV systems, oil filler caps should be cleaned or replaced every 12,000 miles
  • Gates - Driven By Possibility
SaleNo. 6
MotoRad MO135 Engine Crankcase Breather Cap - Ford Ranger (83-85) Bronco II (84-85) Pinto (71-79) Mustang II (78) Mustang (79), Mercury Bobcat (75), Merkur Scorpio (88-89)
  • Manufacturer: MotoRad, Part number: MO135, This part fits many vehicle makes and models: Verify fitment with AmazonConfirmedFit
  • Style: Modern, Type: Breather Cap, Closure type: Twist-On, Material: Aluminum or Stainless Steel or ABS
  • Dimensions: 3 x 3.25 x 3 inches, High quality finish complements engine compartment appearance
  • Designed to OEM specifications, Manufactured from high quality components by an OE Supplier
  • Proper fit and sealing prevents oil loss, Ensure correct engine performance and longevity
No. 7
MotoRad MO-70 Crankcase Breather Oil Cap - Plymouth Satellite (65-69) Road Runner (68-69), Dodge Charger (68-69) Coronet (65-69) Dart (64-69), Ford Mustang (69-71), Pontiac Firebird (67)
  • Provides proper seal to ensure leak prevention
  • Stops engine blow by
  • High quality construction
  • Meets all OEM specifications
  • High quality components
  • Fit type: Vehicle Specific
No. 8
Gates Crankcase Breather Cap compatible with Ford F-100 3.9L 4.9L 5.8L L6 V8 1965-1967
  • This Gates Engine Crankcase Breather Cap is compatible with Ford F-100 1967, 1966, 1965 3.9L 4.9L 5.8L L6 V8
  • Genuine Gates Parts
  • Includes original packaging and hardware
  • Direct replacement auto parts
  • Confirm vehicle fitment with Amazon Confirmed Fit
No. 9
Donaldson P562410 Original SGHT Plug, Stainless Steel, Automotive Engine SGHT Plug, Crankcase Breather Cap
  • Manufactured by Donaldson USA
  • SGHT PLUG
  • Strict Quality Control for a superior product
  • weight: lbs
No. 10
Donaldson P562411 Original Sght Plug - Automotive Engine Sght Plug - Crankcase Breather Cap - Stainless Steel
  • Manufactured by Donaldson USA
  • SGHT PLUG
  • Strict Quality Control for a superior product
  • weight: lbs
No. 11
Car Breather Filter, 0.47"/12mm Cold Air Intake Filter Cleaner, Crankcase Vent Valve Cover Filter Breather, Automotive Air Filter for Most Car Motorcycle (Red)
  • 【Premium Material】: This car air filter is made of high-quality aluminum alloy and non-woven fabric, which is corrosion-resistant, reliable stable, and can be used for a long time.
  • 【Breathability】: With good air permeability, this automotive air filter increases intake flow, improves fuel consumption, overall air filtration, torque, and horsepower, and is a perfect replacement for older intake systems.
  • 【Function】: The air filter can filter out impurities in the air, reduce engine intake resistance, improve engine operation per unit time intake and volumetric efficiency, and prevent dust, dirt, and mud from your engine.
  • 【Easy to Install】: No professional skills required, just a simple bolt to complete the installation. Simply bolt the bonnet breather directly to the machine to operate.
  • 【Widely Applicable】: The air intake filter mounting hole is 2.21×1.99 inches in size and is washable and reusable. Suitable for most 12mm intake cars and motorcycles. Please check that the size matches before buying.
No. 12
MotoRad MO-84 Crankcase Breather Oil Cap - Jeep Grand Wagoneer (84-91) CJ7 (76-81) J10 (74-88) CJ5 (74-81) J20 (74-88) Cherokee (74-83) Wagoneer (74-83), American Motors AMX (68-79) Javelin (68-74)
  • Provides proper seal to ensure leak prevention
  • Stops engine blow by
  • High quality construction
  • Meets all OEM specifications
  • High quality components
  • Fit type: Vehicle Specific
No. 13
Engine Crankcase Breather Cap Compatible With Oldsmobile Deluxe 88 GAS 1951 1952 1953 1954 1955 1956 PC-1105518
  • Includes 1 (One) Engine Crankcase Breather Cap
  • Fits list of vehicles in image gallery fitment chart
  • Exceptional Quality and Performance: This OE replacement engine crankcase breather cap is designed to meet, if not exceed, the performance and quality standards of the original equipment installed on your vehicle. Experience the same high-level performance as your original parts with this engine crankcase breather cap.
  • Direct Replacement, No Fuss: This OE replacement engine crankcase breather cap is meticulously designed for your specific vehicle's make and model, promising a direct fit. Installation is as straightforward as it gets - no fuss, no complications. Experience a seamless replacement process, made to match the original part perfectly.
  • Perfect Compatibility: Compatibility is key. Make sure to check our product specifications (in image gallery) to confirm that this OE replacement engine crankcase breather cap matches your vehicle's requirements. Get the perfect fit and optimal performance every time with our replacement parts.
No. 14
APDTY 166828 Crankcase Vent PCV Valve Breather Cap; 4.7L V6 Engine; 53032925AC
  • Brand New Crankcase Breather Cap (PCV Valve)
  • Compatible With 4.7L V8 Engine On Select Ram 1500, Raider, Durango, Commander, Viper, Dakota Models
  • Replaces 53032925AC, 53032924AA, 53032925AA, 53032925AB
No. 15
Spectre Performance 4273 Twist-In Oil Filler Breather Cap
  • For all twist-lock type filler holes
  • OEM twist-lock type
  • Triple chrome plated steel
  • Lifetime warranty
No. 16
Engine Crankcase Breather Cap Compatible With Chevrolet Nomad GAS 1955 1956 1957 1958 1959 1960 1961 PC-1105319
  • Includes 1 (One) Engine Crankcase Breather Cap
  • Fits list of vehicles in image gallery fitment chart
  • Exceptional Quality and Performance: This OE replacement engine crankcase breather cap is designed to meet, if not exceed, the performance and quality standards of the original equipment installed on your vehicle. Experience the same high-level performance as your original parts with this engine crankcase breather cap.
  • Direct Replacement, No Fuss: This OE replacement engine crankcase breather cap is meticulously designed for your specific vehicle's make and model, promising a direct fit. Installation is as straightforward as it gets - no fuss, no complications. Experience a seamless replacement process, made to match the original part perfectly.
  • Perfect Compatibility: Compatibility is key. Make sure to check our product specifications (in image gallery) to confirm that this OE replacement engine crankcase breather cap matches your vehicle's requirements. Get the perfect fit and optimal performance every time with our replacement parts.
No. 17
Engine Crankcase Breather Cap Compatible With DeSoto Powermaster 4.1L L6 GAS 1953 1954 PC-1105354
  • Includes 1 (One) Engine Crankcase Breather Cap
  • Fits list of vehicles in image gallery fitment chart
  • Exceptional Quality and Performance: This OE replacement engine crankcase breather cap is designed to meet, if not exceed, the performance and quality standards of the original equipment installed on your vehicle. Experience the same high-level performance as your original parts with this engine crankcase breather cap.
  • Direct Replacement, No Fuss: This OE replacement engine crankcase breather cap is meticulously designed for your specific vehicle's make and model, promising a direct fit. Installation is as straightforward as it gets - no fuss, no complications. Experience a seamless replacement process, made to match the original part perfectly.
  • Perfect Compatibility: Compatibility is key. Make sure to check our product specifications (in image gallery) to confirm that this OE replacement engine crankcase breather cap matches your vehicle's requirements. Get the perfect fit and optimal performance every time with our replacement parts.
No. 18
BLUESUNSOLAR Crankcase Oil Fill Breather Vent Cap Replacement for Common Air Compressor Pumps
  • 【Condition】New Replacement Crankcase Oil Fill Breather Vent Cap
  • 【Application】Replacement for Common Air Compressor Pumps
  • This oil breather cap measures approximately 2-3/8" tall x 1" in diameter at the widest point.
  • 【Package Included】1PC
  • Please double check if the product picture and part number are consistent with your item before ordering. If you are not sure, please feel free to contact us, our customer service will reply you within 24 hours. Thanks a lot.
No. 19
MUGE RACING 2Pcs Air Filter Cold Air Intake Filter Breather 12mm Valve Cover Breather Filter For Car and Motorcycle(Black)
  • 【COMPATIBLE WITH】This air filter fit for most universal car and vehicles with 12mm air intake.
  • 【PREMIUM MATERIAL】The Air Filter is made of metal, filter paper and rubber material. Easy to clean, lightweight and durable.
  • 【FUNCTION】The Air Filter can increase the intake air flow, filter the impurities in the air.Reduce the resistance of the engine air intake, and improve per unit time air intake and volumetric efficiency when engine running.
  • 【HIGH PERFORMANCE】It design to help keep out the dust,dirt,and mud from your engine.
  • 【EASY TO INSTALL】Easy to install and disassemble, without complicated installation steps and tools, and can be installed without damage.
No. 20
Motorad MO86 Engine Crankcase Breather Cap
  • Provides proper seal to ensure leak prevention
  • Stops engine blow by
  • High quality construction
  • Meets all OEM specifications

How to choose a good automotive engine crankcase breather caps

Does the idea of finding a fantastic automotive engine crankcase breather caps make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in automotive engine crankcase breather caps. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top automotive engine crankcase breather caps products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top automotive engine crankcase breather caps on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top automotive engine crankcase breather caps brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top automotive engine crankcase breather caps based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the automotive engine crankcase breather caps were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good automotive engine crankcase breather caps, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your automotive engine crankcase breather caps.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting automotive engine crankcase breather caps for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our automotive engine crankcase breather caps. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what automotive engine crankcase breather caps should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on automotive engine crankcase breather caps.