1966 Mercury Marauder Engine Internals

Keep Your 1966 Mercury Marauder in Top Shape with Quality Engine Internals

Whether you’re repairing or upgrading your Engine Internal, using high-quality parts is key to keeping your 1966 Mercury Marauder looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Crankshaft Seals, Standard Individual Rod Bearings, and Crankshaft Bolts. 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 Engine Internals from Trusted Brands

Looking for a reliable Engine Internal? We’ve got you covered with options from brands you know and trust like Sealed Power. For example, Sealed Power Engine Internals start at just $53.99 with an average 4.3 star rating. With over 6 reviews and a solid 5 star average, you can shop with confidence knowing other Mercury Marauder owners approve.

Explore Related Parts

While you’re upgrading or replacing your Engine Internal, don’t forget to check out other key components like Engine Gaskets and Seals and Engine Timing Parts. At Advance Auto Parts, we’re here to help you keep your 1966 Mercury Marauder in peak condition, inside and out.

Essential 1966 Mercury Marauder Engine Internals

Sealed Power – Engine Connecting Rod Bearing Set (Part No.8-3230CP 40)

Engine Connecting Rod Bearing Set

from

$56.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.8-3230CP 20)

Engine Connecting Rod Bearing Set

from

$53.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Power Forged Piston (Part No.L-2291F 30)

Power Forged Piston

from

$68.99
Speed-Pro delivers the power you need and the value and quality that you deserve. Whether you are running at the track, chasing trophies on the strip, or just cruising down the road, count on Speed-Pro to provide the best value in HP engine components.

Product Features:
  • TAC ring groove geometry
  • Weight matched to +/- 2 grams
  • Piston skirts protected by next-gen DUROSHIELD coating
  • Exclusive higher-strength FM-425 alloy with 16.5% silicon finely dispersed throughout the material
  • Sophisticated barrel profiles help optimize oil wedge between skirt and wall
  • Machined valve reliefs and circlip grooves; LR-63 lock rings for floated applications
See More

Sealed Power – Engine Piston Set (Part No.381NP 40)

Engine Piston Set

from

$19.49
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Cast with FM132 Eutectic proprietary alloy
  • Performance & dependability of original equipment pistons
  • High quality aluminum
  • Utilizes ISO & QS certified manufacturing
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.3360CPA 20)

Engine Connecting Rod Bearing

from

$17.49
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.1985A)

Engine Connecting Rod Bearing

from

$9.29
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Dramatically reduces or eliminates bearing wear
  • Made with silicon to provide greater surface hardness
  • Silicon particles help polish crankshaft journal to further reduce wear during operation
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.3360CPA)

Engine Connecting Rod Bearing

from

$18.49
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

ARP Auto Racing – For Use With 289/ 460 Cubic" Ford, 5/8" Socket Size, 5/8" – 18 Thread Size (Part No.150-2501)

For Use With 289/ 460 Cubic" Ford, 5/8" Socket Size, 5/8" - 18 Thread Size

from

$38.99
As the crankshaft flexes and twists, the balancer absorbs incredible amounts of kinetic energy. To ensure that the balancer is locked in position, ARP has developed these ultra strong 200,000 Pounds Per Square Inch bolts that let you exert maximum clamping force. Special features comes with 1/4 Inch thick, wide area washer and an extra tall 12 point head that accepts a deep socket and eliminates the worry of stripping the head.

Product Features:
  • Ultra Strong Bolt Rated At 200,000 Pounds Per Square Inch
  • Professional Quality Fasteners
  • Delivers ARP Quality And Reliability
  • Made In USA
  • 2.05″ Underhead Length
  • Ford 289-460 (except 351C)
  • Sold Individually
  • 200,000 PSI
See More

Mr. Gasket – Ultra Seal: Harmonic Balancer Bolt/Washer Kit (Part No.7847)

Ultra Seal: Harmonic Balancer Bolt/Washer Kit

from

$44.99
Mr. Gasket Harmonic Balancer Bolt for Ford V8 except 351C. Fits 221,260,289,302,351W small block Windsor engines, 332,352,360,390,406,410,427,428 FEs, and 429,460 385 series big blocks. 5/8-18 x 2 inch long heat treated black oxide coated Grade 8 alloy steel with a thick parallel ground washer to provide accurate, uniform torque.

Product Features:
  • Heat treated black oxide coated Grade 8 alloy steel
  • Thick parallel ground washer provides more accurate, uniform torque
  • Hex Prevents Socket Slippage
  • Accurate And Uniform Torque
  • Black Plated Finish
See More

ARP Auto Racing – For Use With 4.6L Modular V8 Ford, 18Mm Socket, 12Mm X 1.5, 1.8"L Under Head (Part No.156-2501)

For Use With 4.6L Modular V8 Ford, 18Mm Socket, 12Mm X 1.5, 1.8"L Under Head

from

$47.99
As the crankshaft flexes and twists, the balancer absorbs incredible amounts of kinetic energy. To ensure that the balancer is locked in position, ARP has developed these ultra strong 200,000 PSI bolts that let you exert maximum clamping force. Special features include 1/4 Inch thick, wide area washer and an extra tall 12 point head that accepts a deep socket and eliminates the worry of stripping the head.

Product Features:
  • Ultra Strong Bolt Rated At 200,000 Pounds Per Square Inch
  • 1/4 Inch Thick, Wide Area Washer And An Extra Tall 12 Point Head That Accepts A Deep Socket And Eliminates The Worry Of Stripping The Head
  • Made In USA
  • M12 x 1.5 RH Thread Size
  • 1.8″ Underhead Length
  • Sold Individually
  • 200,000 PSI
  • Will NOT Fit the newer 5.4L Cobra Jet/Shelby GT500 Crankshafts
See More

National – Multi-Purpose Seal (Part No.2942)

Multi-Purpose Seal

from

$13.49
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: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Felpro – Engine Crankshaft Seal Kit (Part No.BS 40032)

Engine Crankshaft Seal Kit

from

$21.49
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
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
See More

Felpro – CRANKSHAFT FRONT SEAL SET (Part No.TCS 46114)

CRANKSHAFT FRONT SEAL SET

from

$15.99
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
  • Includes all the parts necessary to complete the repair unless otherwise noted
  • Includes all the parts necessary to complete the repair unless otherwise noted
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.7289MA)

Engine Crankshaft Main Bearing Set

from

$76.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Reduces dramatically or eliminates bearing wear
  • Exacting tolerances
  • Meets or exceeds OEM specifications
  • Made with silicon to provide greater surface hardness
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.7289MA .25MM)

Engine Crankshaft Main Bearing Set

from

$76.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Reduces dramatically or eliminates bearing wear
  • Exacting tolerances
  • Meets or exceeds OEM specifications
  • Made with silicon to provide greater surface hardness
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4907M 20)

Engine Crankshaft Main Bearing Set

from

$65.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength – provides conformability required for older applications
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Power Forged Piston (Part No.L-2291F 60)

Power Forged Piston

from

$68.99
Speed-Pro delivers the power you need and the value and quality that you deserve. Whether you are running at the track, chasing trophies on the strip, or just cruising down the road, count on Speed-Pro to provide the best value in HP engine components.

Product Features:
  • TAC ring groove geometry
  • Weight matched to +/- 2 grams
  • Piston skirts protected by next-gen DUROSHIELD coating
  • Exclusive higher-strength FM-425 alloy with 16.5% silicon finely dispersed throughout the material
  • Sophisticated barrel profiles help optimize oil wedge between skirt and wall
  • Machined valve reliefs and circlip grooves; LR-63 lock rings for floated applications
See More

Sealed Power – Engine Piston Set (Part No.H304CP 60)

Engine Piston Set

from

$40.49
Sealed Power parts provide innovative designs, use leading-edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Engine Piston Set (Part No.381NP 30)

Engine Piston Set

from

$19.49
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Cast with FM132 Eutectic proprietary alloy
  • Performance & dependability of original equipment pistons
  • High quality aluminum
  • Utilizes ISO & QS certified manufacturing
  • Meets or exceeds OEM specifications
See More

Dorman – Connecting Rod Nuts, Type 2, 3/8-24 X 9/16 In., Ford (sold by each) (Part No.635-002)

Connecting Rod Nuts, Type 2, 3/8-24 X 9/16 In., Ford (sold by each)

from

$1.79
This engine connecting rod nut is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine connecting rod nut matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this nut is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Sealed Power – Engine Piston Set (Part No.413AP 30)

Engine Piston Set

from

$33.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Cast with FM132 Eutectic proprietary alloy
  • Performance & dependability of original equipment pistons
  • High quality aluminum
  • Utilizes ISO & QS certified manufacturing
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Set (Part No.354P 30)

Engine Piston Set

from

$54.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Cast with FM132 Eutectic proprietary alloy
  • Performance & dependability of original equipment pistons
  • High quality aluminum
  • Utilizes ISO & QS certified manufacturing
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Ring Set (Part No.E-296K 20)

Engine Piston Ring Set

from

$105.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Face of top rings coated with latest generation Plasma-Moly
  • Decreases friction
  • Very resistant to scuffing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Ring Set (Part No.E-180K 60)

Engine Piston Ring Set

from

$86.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Face of top rings are coated with latest generation Plasma-Moly
  • Decreases friction
  • Very resistant to scuffing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Ring Set (Part No.E-261K 40)

Engine Piston Ring Set

from

$105.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Face of top rings are coated with latest generation Plasma-Moly
  • Decreases friction
  • Very resistant to scuffing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Ring Set (Part No.E-296X 30)

Engine Piston Ring Set

from

$60.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Ring Set (Part No.E-261K)

Engine Piston Ring Set

from

$105.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Face of top rings are coated with latest generation Plasma-Moly
  • Decreases friction
  • Very resistant to scuffing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Ring Set (Part No.E-180X 30)

Engine Piston Ring Set

from

$48.49
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Most Popular Crankshaft Seal for 1966 Mercury Marauders

Enhance your 1966 Mercury Marauder with this popular Crankshaft Seal we have in stock, for $13.49.

National – Multi-Purpose Seal (Part No.2942)

Multi-Purpose Seal

from

$13.49
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: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Best-Selling 1966 Mercury Marauder Standard Individual Rod Bearings

Upgrade your Marauder with one of our 2 best-selling Standard Individual Rod Bearings.

Sealed Power – Engine Connecting Rod Bearing (Part No.3230CP 20)

Engine Connecting Rod Bearing

from

$18.29
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.3230CP)

Engine Connecting Rod Bearing

from

$17.29
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Top-Quality Crankshaft Bolts for 1966 Mercury Marauders

Choose a high-quality OEM or aftermarket Crankshaft Bolt for Mercury Marauders and enjoy top-notch performance from $38.99.

ARP Auto Racing – For Use With 289/ 460 Cubic" Ford, 5/8" Socket Size, 5/8" – 18 Thread Size (Part No.150-2501)

For Use With 289/ 460 Cubic" Ford, 5/8" Socket Size, 5/8" - 18 Thread Size

from

$38.99
As the crankshaft flexes and twists, the balancer absorbs incredible amounts of kinetic energy. To ensure that the balancer is locked in position, ARP has developed these ultra strong 200,000 Pounds Per Square Inch bolts that let you exert maximum clamping force. Special features comes with 1/4 Inch thick, wide area washer and an extra tall 12 point head that accepts a deep socket and eliminates the worry of stripping the head.

Product Features:
  • Ultra Strong Bolt Rated At 200,000 Pounds Per Square Inch
  • Professional Quality Fasteners
  • Delivers ARP Quality And Reliability
  • Made In USA
  • 2.05″ Underhead Length
  • Ford 289-460 (except 351C)
  • Sold Individually
  • 200,000 PSI
See More

Top Picks for 1966 Mercury Marauder Oversized Main Bearings

Invest in one of our 5 durable Oversized Main Bearings for your 1966 Mercury, knowing you’re getting trusted brands and expert craftsmanship.

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4261M 10)

Engine Crankshaft Main Bearing Set

from

$71.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength – provides conformability required for older applications
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4261M 20)

Engine Crankshaft Main Bearing Set

from

$67.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength – provides conformability required for older applications
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4261M 30)

Engine Crankshaft Main Bearing Set

from

$74.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength – provides conformability required for older applications
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4261M 40)

Engine Crankshaft Main Bearing Set

from

$74.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength – provides conformability required for older applications
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4261M 60)

Engine Crankshaft Main Bearing Set

from

$72.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength – provides conformability required for older applications
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Top-Rated Standard Rod Bearing Sets for 1966 Mercury Marauders

Make a smart move for your 1966 Mercury Marauder with products all priced from $53.99 to $122.99.

Sealed Power – Engine Connecting Rod Bearing Set (Part No.8-3230CP 20)

Engine Connecting Rod Bearing Set

from

$53.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.8-3230CP 30)

Engine Connecting Rod Bearing Set

from

$55.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.8-3230CP 10)

Engine Connecting Rod Bearing Set

from

$60.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.8-3230CP)

Engine Connecting Rod Bearing Set

from

$122.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Connecting Rod Bearing Set (Part No.8-7170CH)

Connecting Rod Bearing Set

from

$114.99
Speed-Pro delivers the power you need and the value and quality that you deserve. Whether you are running at the track, chasing trophies on the strip, or just cruising down the road, count on Speed-Pro to provide the best value in HP engine components

Product Features:
  • Steel-backed Babbitt lining material
  • For use in automotive and high-performance applications
  • Babbitt designed to deform under extreme loads without damaging other engine parts
  • Meets unique demands of performance engines
  • Delivers dependable performance and superior service life
  • Application-specific design for perfect fit and correct operation
See More

Sealed Power – Connecting Rod Bearing Set (Part No.8-7170CH 1)

Connecting Rod Bearing Set

from

$114.99
Speed-Pro delivers the power you need and the value and quality that you deserve. Whether you are running at the track, chasing trophies on the strip, or just cruising down the road, count on Speed-Pro to provide the best value in HP engine components

Product Features:
  • Steel-backed Babbitt lining material
  • For use in automotive and high-performance applications
  • Babbitt designed to deform under extreme loads without damaging other engine parts
  • Meets unique demands of performance engines
  • Delivers dependable performance and superior service life
  • Application-specific design for perfect fit and correct operation
See More

Sealed Power – Connecting Rod Bearing Set (Part No.8-7170CH 20)

Connecting Rod Bearing Set

from

$114.99
Speed-Pro delivers the power you need and the value and quality that you deserve. Whether you are running at the track, chasing trophies on the strip, or just cruising down the road, count on Speed-Pro to provide the best value in HP engine components

Product Features:
  • Steel-backed Babbitt lining material
  • For use in automotive and high-performance applications
  • Babbitt designed to deform under extreme loads without damaging other engine parts
  • Meets unique demands of performance engines
  • Delivers dependable performance and superior service life
  • Application-specific design for perfect fit and correct operation
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Sealed Power – Engine Connecting Rod Bearing Set (Part No.8-3230CP 40)

Engine Connecting Rod Bearing Set

from

$56.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
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Top-Rated Engine Internal Brands For Your 1966 Mercury Marauder

When it comes to finding the perfect Engine Internal for your 1966 Mercury Marauder, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 4 trusted brands. We carry the most popular Engine Internal brands including Sealed Power, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $53.99. Purchasing a Engine Internal from us here at Advance Auto Parts is a smart move for both you and your 1966 Mercury Marauder, providing peace of mind with parts that meet or exceed OEM standards.

Popular Sealed Power 1966 Mercury Marauder Engine Internals

If you’re looking for a top-quality Engine Internal for your 1966 Mercury Marauder, Advance Auto Parts has exactly what you need with our selection of Sealed Power Engine Internals. We have 1 Sealed Power Engine Internals in stock for this fitment, all known for their durability and precision fit. With prices starting at just $53.99, you’ll find the perfect Engine Internal for your needs and budget. Sealed Power Engine Internals for the 1966 Mercury Marauder come highly rated, with over 1 customer reviews and an impressive average rating of 4.3 stars. Choosing a Sealed Power Engine Internal from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Engine Connecting Rod Bearing Set
from $53.99
(1)
Engine Connecting Rod Bearing Set
“Correct Part decent price”

FAQs for 1966 Mercury Marauder Engine Internals

What are the best-selling Engine Internals for 1966 Mercury Marauders?

Out of 42 Engine Internals that fit 1966 Mercury Marauders, the following parts are the top sellers:

What’s the price range for 1966 Mercury Marauder Engine Internals?

The prices of Engine Internals for the 1966 Mercury Marauder range from $1.79 up to $122.99 for the most premium parts.

What is the average price of an Engine Internal for a 1966 Mercury Marauder?

The average price for Engine Internals for the 1966 Mercury Marauder is $68.05. Keep in mind the variety of part types within our Engine Internal category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Internals for other Mercury Marauder model years?

Yes, we carry Engine Internals for 6 model years of Mercury Marauders between 1963 and 2004. The following model years are the most popular for Engine Internal purchases: 2004, 2003, 1970, 1969, 1965, 1964, and 1963.

What are the cheapest Engine Internals for my 1966 Mercury Marauder?

The cheapest 1966 Mercury Marauder Engine Internals we carry are:

Does Advance Auto Parts sell Engine Internals for any other 1966 Mercury models?

Yes. We stock Engine Internals for 11 other popular 1966 Mercury models. Some of the most popular are 1966 Monterey Engine Internals, 1966 Colony Park Engine Internals, 1966 Villager Engine Internals, 1966 Capri Engine Internals, and 1966 Comet Engine Internals.

What are the top-rated Engine Internals that fit the 1966 Mercury Marauder?

The one 1966 Mercury Marauder Engine Internal we have in stock is the Connecting Rod Nuts, Type 2, 3/8-24 X 9/16 In., Ford (sold by each). It costs $1.79.

What types of Engine Internals do you sell for my 1966 Mercury Marauder?

As of 11/2/25, these are some of the most in-demand types of Engine Internals for a 1966 Mercury Marauder:

Can I get help with 1966 Mercury Marauder Engine Internal orders?

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

What is your return policy for Mercury Marauder Engine Internals?

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