1966 International Scout Differentials

Keep Your 1966 International Scout in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1966 International Scout looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Pinion Seals, Rear Housing Cover Gaskets, and Differential Bearings. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Differentials from Trusted Brands

Looking for a reliable Differential? We’ve got you covered with options from brands you know and trust like Powertrax, National, and FELPRO. For example, Powertrax Differentials start at just $350.99 with an average 4.7 star rating. National and FELPRO offer similar pricing and quality, backed by strong customer feedback. With over 45 reviews and a solid 4 star average, you can shop with confidence knowing other International Scout owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1966 International Scout Differential at Advance Auto Parts is around $142.46, with a range that starts at $3.99 and goes up to $883.99. With 46 options in stock from 6 trusted brands, finding the right fit is easy. Popular picks like Tapered Roller Bearing Cone, Replacement Ring Gear Bolt For Model 35, Dana 25, 27, 30 & 44 – 3/8" X 24, and Dana 25, 27, 30, 44, Model 20 And Model 35, GM 7.5", 8.2", 8.5", 12P, 12T, C9.25 Rear Cover Bolt start at just $9.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Differential, don’t forget to check out other key components like 4WD Components and Universal Joints. At Advance Auto Parts, we’re here to help you keep your 1966 International Scout in peak condition, inside and out.

Essential 1966 International Scout Differentials

Powertrax – Lock Right Locker (Part No.2115-LR)

Lock Right Locker

from

$425.99
The Powertrax Lock-Right ultra-strength alloy locker’s straight-line performance is equal to a solid spool, but automatically unlocks in turns. Best suited for extreme off-road to severe on-road use, Powertrax Lock Right lockers replace the spider gears in your open differential carrier using basic tools and without affecting your ring and pinion settings. The whole job can be done in your driveway in a couple of hours, pin included! Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!

Product Features:
  • Powertrax® proves that you don’t have to choose between the superior traction of a locking differential and smooth handling and drivability of an open differential. Powertrax Lock-Right Lockers, No-Slip Traction Systems and GRIP limited slip differentials and lockers give you the best of both worlds!
  • The Powertrax® Lock-Right Locker provides outstanding traction for off-road machines and race vehicles. Powertrax No-Slip Traction Systems deliver excellent performance to street-driven cars and trucks.
  • Powertrax® lockers range from the original, Lock-Right for serious straight-line performance, to the No-Slip traction system for street-able vehicles.
  • Powertrax® offers three levels of GRIP locking differentials, ranging from the clutch-type GRIP LS with a forged steel case, the gear-driven GRIP PRO and finally the GRIP LOK for extreme traction.
  • Powertrax® = Extreme Traction Systems!
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Yukon Gear – Pinion Install Kit For Dana 27 Differential (Part No.13013)

Pinion Install Kit For Dana 27 Differential

from

$253.99
Yukon Pinion installation kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings & races can be reused. This kit uses Timken bearings and races along with a high quality pinion seal and small parts. Included in this kit are the pinion bearings and races, pilot bearing (if applicable), crush sleeve (if applicable), complete pinion shim kit, pinion nut, thread locker, and marking compound with brush. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your pinion gear.

Product Features:
  • Fits Dana Spicer 27
  • Included are pinion bearings and races, pinion seal, pinion nut, complete pinion shim kit, and marking compound with brush.
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Yukon Gear – Zip Locker For Dana 30 With 27 Spline Axles, 3.73 & Up (Part No.34016)

Zip Locker For Dana 30 With 27 Spline Axles, 3.73 & Up

from

$1303.99
The Yukon Zip Locker is the latest in on-demand traction. Its air-operated design allows you to switch from an open differential to 100% lockup when you need it, giving you the ultimate in driver selectability. The Yukon Zip locker is an air operated locker that provides selectable traction for off road or street use. This unit features 4320 Chrome Moly internals for added strength. Assembled in the USA! compressor sold separately. All Zip Lockers are backed by the best warranty in the business! All Zip Lockers come with a six (6) year warranty, including any collaterally damaged parts and associated labor, up to $2,000, for the first two (2) years.

Product Features:
  • Fits Dana Spicer 30 with 27 spline axles
  • 3.73 and up ratio only
  • Forged case and 8620 internals for added strength
  • Works with a variety of air delivery systems
  • Assembled in the USA
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National – Tapered Roller Bearing Cone (Part No.31594)

Tapered Roller Bearing Cone

from

$33.99
Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways and rollers for even load distribution
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
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USA Standard Gear – Bearing Kit For Dana 44 Rear (Part No.58019)

Bearing Kit For Dana 44 Rear

from

$182.99
This kit uses Koyo bearings and races along with all high quality small parts. kit includes carrier bearings and races, pinion bearings and races, pinion seal, crush sleeve (if applicable), oil baffles and slingers (if applicable), marking compound and brush. USA Standard Gear does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your ring & pinion set.

Product Features:
  • Fits Dana Spicer 44 rear
  • Uses Koyo bearings and races
  • Included are carrier bearings and races, pinion bearings and races, pinion seal, pinion nut, marking compound and brush.
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National – Bearings (Part No.31520)

Bearings

from

$13.49
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways for even load distribution
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

Yukon Gear – Replacement Outer Oil Slinger For Dana 25, 27, 30, 44 & 50 (Part No.33011)

Replacement Outer Oil Slinger For Dana 25, 27, 30, 44 & 50

from

$5.99
Product Features:
  • Outer oil slinger for Dana Spicer 25, 27, 30, 44 and 50
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Yukon Gear – Minor Install Kit For Dana 44 Differential (Part No.12017)

Minor Install Kit For Dana 44 Differential

from

$142.99
Yukon Minimum installation kits are a low cost solution for gear changes in newer vehicles where the bearings can be reused. This kit uses all high quality components to ensure a smooth set up. kit includes a pinion seal, crush sleeve (if applicable), complete shim kit, marking compound and brush.

Product Features:
  • Fits standard rotation Dana Spicer 44 front
  • Included are a pinion seal, axle seals, complete shim kit, marking compound and brush.
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Yukon Gear – Zip Locker Rear Switch Cover (Part No.34010)

Zip Locker Rear Switch Cover

from

$7.99
ZIP locker rear switch cover.

Product Features:
  • Cover for switch
  • Rear
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Yukon Gear – Dana 25 / 27 / 30 / 36 / 44 / 53 Pinion Nut Washer Replacement (Part No.33163)

Dana 25 / 27 / 30 / 36 / 44 / 53 Pinion Nut Washer Replacement

from

$3.99
Replacement pinion nut washer for Dana 25, 27, 30, 36, 44 & 53.

Product Features:
  • Pinion nut washer for Dana Spicer 25, 27, 30, 44 and 50
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Yukon Gear – Replacement Standard Open Carrier Case For Dana 30, 3.73 & Up (Part No.20026)

Replacement Standard Open Carrier Case For Dana 30, 3.73 & Up

from

$164.99
Yukon replacement standard open carrier case for Dana 30, 3.73 & up, 1.943″ tall. If purchasing this case for a D30 JK front, you will need to also purchase spider gear set YPKD30-S-27.

Product Features:
  • Standard open carrier case
  • Fits Dana Spicer 30
  • 3.73 and up ratio only
  • Does not include spider gears
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Yukon Gear – The Carrier Bearing Puller (Part No.56072)

The Carrier Bearing Puller

from

$883.99
The Yukon carrier bearing Puller works with an impact gun to quickly and safely remove carrier bearings without damaging them. This unit comes with a handy bench top stand and works with up to one ton applications including Dana 70HD, Dana 80, 10.25″ & 10.5″ Ford, or GM & Chrysler 11.5″ differentials.

Product Features:
  • Carrier bearing puller
  • Works with an impact gun to safely and easliy remove carrrier bearings
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Yukon Gear – Replacement Pinion Nut For Dana 25, 27, 30, 36, 44, 53 & GM 7.75" (Part No.33143)

Replacement Pinion Nut For Dana 25, 27, 30, 36, 44, 53 & GM 7.75"

from

$6.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses t

Product Features:
  • Pinion nut for Dana Spicer 25, 27, 30, 44, 50 and GM 7.75″
  • 3/4″ x 16 thread
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Yukon Gear – 7/16" To 3/8" Ring Gear Bolt Spacer Sleeve. (Part No.33056)

7/16" To 3/8" Ring Gear Bolt Spacer Sleeve.

from

$7.99
7/16″ TO 3/8″ ring gear bolt spacer sleeve.

Product Features:
  • Ring gear bolt sleeve
  • Adapts 7/16″ to 3/8″
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Yukon Gear – Redline Synthetic "Shock Proof" Oil – 4 Quarts (Part No.15004)

Redline Synthetic "Shock Proof" Oil - 4 Quarts

from

$137.99
Redline Synthetic “Shock Proof” Oil. 4 Quarts.

Product Features:
  • Includes four quarts of Redline Shockproof oil
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Yukon Gear – Dana 25, 27, 30, 44, Model 20 And Model 35, GM 7.5", 8.2", 8.5", 12P, 12T, C9.25 Rear Cover Bolt (Part No.33286)

Dana 25, 27, 30, 44, Model 20 And Model 35, GM 7.5", 8.2", 8.5", 12P, 12T, C9.25 Rear Cover Bolt

from

$9.99
5/16″-18 cover bolt, Dana Spicer 25, 27, 30 and 44, AMC Model 20 and Model 35, Chrysler 9.25 rear, GM 7.5″, 7.625″, 8.2″, 8.5″, 12 bolt passenger car and truck.

Product Features:
  • Cover bolt for Dana Spicer 25, 27, 30 and 44, AMC Model 20 and Model 35, GM 7.5″, 7.625″, 8.2″, 8.5″ and 12 bolt passenger car and truck.
  • 1/2″ head
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Yukon Gear – Replacement Oil Baffle For Dana 44 (Part No.33000)

Replacement Oil Baffle For Dana 44

from

$6.99
Product Features:
  • Oil baffle for Dana Spicer 44
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FAG US – Cone (Part No.KM86649)

Cone

from

$24.29
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
See More

National – Multi-Purpose Seal (Part No.5778V)

Multi-Purpose Seal

from

$69.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
  • Excellent high temperature capabilities
  • Compatible with wide range of fluids
  • Delivers quality and reliable performance for every type of repair
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Yukon Gear – Dana 28 & Dana 30 Pinion Gear Thrust Washer (Part No.33285)

Dana 28 & Dana 30 Pinion Gear Thrust Washer

from

$7.99
Dana 28 & Dana 30 pinion gear Thrust washer. Also fits AMC Model 35 with 1.560″ side gear bore only.

Product Features:
  • Pinion gear thrust washer for Dana Spicer 25, 27 and 30
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Yukon Gear – Dana 44 Standard Open Spider Gear Kit Replacement (Part No.16077)

Dana 44 Standard Open Spider Gear Kit Replacement

from

$218.99
Yukon standard open spider gear replacement kit for Dana 44 with 30 spline axles (all are without c-cup, including IFS). Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. All components come with a one year warranty against manufacturing defects.

Product Features:
  • Spider gear kit
  • Fit Dana Spicer 44 open differential with 30 spline axles
  • Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.
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Yukon Gear – Bearing Race Driver (Part No.56006)

Bearing Race Driver

from

$215.99
Bearing race driver for Dana 44 rear. (TK 31520) No return.

Product Features:
  • Bearing race driver
  • Fits 31520 race
  • All steel construction
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Felpro – Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket (Part No.RDS 6629)

Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket

from

$7.99
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
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National – Shaft Repair Sleeve (Part No.99155)

Shaft Repair Sleeve

from

$38.99
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
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Yukon Gear – Replacement Cover Gasket For Dana 30 (Part No.23003)

Replacement Cover Gasket For Dana 30

from

$12.99
Product Features:
  • Cover gasket
  • Fits Dana Spicer 30
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Yukon Gear – Dana 44 Cover Gasket Replacement (Part No.23006)

Dana 44 Cover Gasket Replacement

from

$12.99
Product Features:
  • Cover gasket
  • Fits Dana Spicer 44
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Yukon Gear – Dana 44, Ford 8" / 9", And Model 20 Side Gear Thrust Washer Replacement (Part No.33283)

Dana 44, Ford 8" / 9", And Model 20 Side Gear Thrust Washer Replacement

from

$5.99
Product Features:
  • Side gear thrust washer for Ford 8″, Ford 9″ and AMC Model 20
  • 0.030″ thick
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Yukon Gear – Dana 30 Side Gear Thrust Washer (Part No.33284)

Dana 30 Side Gear Thrust Washer

from

$10.99
Dana 25, Dana 27, & Dana 30 side gear Thrust washer.

Product Features:
  • Side gear thrust washer for Dana Spicer 25, 27, 30 and AMC Model 35
  • 1.560″ I.D.
  • Fits standard open differentials only
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Most Popular Differential Pinion Seals for 1966 International Scouts

Enhance your 1966 International Scout with one of the 3 Differential Pinion Seals we have in stock, starting at just $17.99.

Yukon Gear – Dana 25 / 27 / 30 / 36 / 44 / 50 Pinion Seal Replacement (Part No.30128)

Dana 25 / 27 / 30 / 36 / 44 / 50 Pinion Seal Replacement

from

$17.99
Replacement pinion seal for Dana 25, Dana 27, Dana 30, D36, Dana 44, & Dana 50 .Yukon Mighty seal.

Product Features:
  • Pinion seal
  • Fits Dana Spicer 25, 27, 30, 40 and 50
See More

National – Multi-Purpose Seal (Part No.5778V)

Multi-Purpose Seal

from

$69.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
  • Excellent high temperature capabilities
  • Compatible with wide range of fluids
  • Delivers quality and reliable performance for every type of repair
See More

Motive Gear – Differential Pinion Seal (Part No.5778V)

Differential Pinion Seal

from

$18.49
All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of our products undergo rigid quality control processes to insure proper fit, performance and longevity. Motive Gear products can be found in the winners circle at NHRA, IHRA, NMRA, NMCA, SODA, SCORE, BITD, Ultra-4 and NASCAR events because we offer unmatched selection and quality demanded by racers and their crew chiefs – the same quality and selection demanded by DIY customers and top mechanics. With four warehouses strategically located across North America, most Motive Gear orders arrive within 2-4 days. Win with Motive Gear!
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Best-Selling 1966 International Scout Rear Housing Cover Gasket

Upgrade your Scout with our best-selling Rear Housing Cover Gasket with a 4.5 Starts rating across 10 reviews.

Felpro – Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket (Part No.RDS 6629)

Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket

from

$7.99
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
See More

Top-Quality Differential Bearings for 1966 International Scouts

Choose a high-quality OEM or aftermarket Differential Bearing for International Scouts and enjoy top-notch performance from $8.49.

National – Tapered Roller Bearing Cone (Part No.LM501349)

Tapered Roller Bearing Cone

from

$19.99
Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways and rollers for even load distribution
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

National – Bearing Race (Part No.LM501310)

Bearing Race

from

$8.49
Product Features:
  • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION: Crowned raceways for even load distribution
  • OE-STYLE DESIGN: Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

National – Tapered Roller Bearing Cone (Part No.25577)

Tapered Roller Bearing Cone

from

$32.99
Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways and rollers for even load distribution
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

FAG US – Cone (Part No.KM86649)

Cone

from

$24.29
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
See More

National – Bearing Race (Part No.25523)

Bearing Race

from

$19.99
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways for even load distribution
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

FAG US – Cup (Part No.LM501310)

Cup

from

$9.99
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
See More

Top Picks for 1966 International Scout Differential Oil

Invest in one of our 3 durable Differential Oil for your 1966 International, knowing you’re getting trusted brands and expert craftsmanship.

Yukon Gear – Redline Synthetic "Shock Proof" Oil With Positraction Additive – 4 Quarts (Part No.15005)

Redline Synthetic "Shock Proof" Oil With Positraction Additive - 4 Quarts

from

$148.99
Redline Synthetic “Shock Proof” Oil with positraction Additive. 4 Quarts.

Product Features:
  • Includes four quarts of Redline Shockproof oil and one 4oz bottle of Yukon positraction additive
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Yukon Gear – Redline Synthetic "Shock Proof" Oil – 3 Quarts (Part No.15000)

Redline Synthetic "Shock Proof" Oil - 3 Quarts

from

$99.99
Redline Synthetic “Shock Proof” Oil. 3 Quarts.

Product Features:
  • Includes three quarts of Redline Shockproof oil
See More

Yukon Gear – Redline Synthetic "Shock Proof" Oil – 4 Quarts (Part No.15004)

Redline Synthetic "Shock Proof" Oil - 4 Quarts

from

$137.99
Redline Synthetic “Shock Proof” Oil. 4 Quarts.

Product Features:
  • Includes four quarts of Redline Shockproof oil
See More

Our Rear Differential Cover Gaskets for 1966 International Scouts

Make a smart move for your 1966 International Scout with our Rear Differential Cover Gasket for $11.49.

Felpro – Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket (Part No.RDS 55015)

Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket

from

$11.49
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Unsurpassed quality you can trust
  • Validated for fit, form and function
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
See More

Top-Rated Differential Brands For Your 1966 International Scout

When it comes to finding the perfect Differential for your 1966 International Scout, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 6 trusted brands. We carry the most popular Differential brands including Powertrax, FELPRO, and National, and more, all known for their exceptional customer ratings (average brand rating of 4.7 stars) and competitive prices, as low as $7.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1966 International Scout, providing peace of mind with parts that meet or exceed OEM standards.

Popular Powertrax 1966 International Scout Differentials

If you’re looking for a top-quality Differential for your 1966 International Scout, Advance Auto Parts has exactly what you need with our selection of Powertrax Differentials. We have 1 Powertrax Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $350.99, you’ll find the perfect Differential for your needs and budget. Powertrax Differentials for the 1966 International Scout come highly rated, with over 1 customer reviews and an impressive average rating of 4.7 stars. Choosing a Powertrax Differential from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Lock Right Locker
from $350.99
(1)
Lock Right Locker
“The fastest mail order i have received.”

Top-Quality FELPRO 1966 International Scout Differentials

For those in search of a high-quality Differential for their 1966 International Scout, Advance Auto Parts offers a great selection of FELPRO Differentials. With 1 FELPRO Differentials in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Differentials start at just $7.99, giving you a range of options to suit your budget. Backed by over 10 customer ratings and an average rating of 4.6 stars, FELPRO Differentials provide both reliability and excellent performance. Choosing a FELPRO Differential from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.

FAQs for 1966 International Scout Differentials

What are the best-selling Differentials for 1966 International Scouts?

Out of 46 Differentials that fit 1966 International Scouts, the following parts are the top sellers:

What’s the price range for 1966 International Scout Differentials?

The prices of Differentials for the 1966 International Scout range from $3.99 up to $883.99 for the most premium parts.

What is the average price of a Differential for a 1966 International Scout?

The average price for Differentials for the 1966 International Scout is $142.46. Keep in mind the variety of part types within our Differential category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Differentials for other International Scout model years?

Yes, we carry Differentials for 9 model years of International Scouts between 1961 and 1971. The following model years are the most popular for Differential purchases: 1971, 1970, 1969, 1968, 1967, 1965, 1964, 1963, and 1962.

What are the cheapest Differentials for my 1966 International Scout?

Does Advance Auto Parts sell Differentials for any other 1966 International models?

Yes. We stock Differentials for 8 other popular 1966 International models. Some of the most popular are 1966 M1100 Differentials, 1966 M1200 Differentials, 1966 M800 Differentials, 1966 1000A Differentials, and 1966 1100A Differentials.

What are the top-rated Differentials that fit the 1966 International Scout?

The one 1966 International Scout Differential we have in stock is the Dana 25 / 27 / 30 / 36 / 44 / 53 Pinion Nut Washer Replacement. It costs $3.99.

What types of Differentials do you sell for my 1966 International Scout?

As of 11/2/25, these are some of the most in-demand types of Differentials for a 1966 International Scout:

Can I get help with 1966 International Scout Differential orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about International Differentials and more.

What is your return policy for International Scout Differentials?

Advance Auto Parts keeps returns simple. For new International Scout Differentials and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.