When you shop through links on our site, we may earn an affiliate commission. This educational content is not intended to be a substitute for professional advice.

Taste Stl

20 Best Break In Oil For Rebuilt Engine (2022 Updated)

A break-in oil for a rebuilt engine is a specialized oil that is designed to protect the engine during its initial start-up and operation. This type of oil typically has a higher viscosity than regular engine oil, and it may also contain additives that help to protect the engine’s components.

The break-in period for a rebuilt engine is typically shorter than for a new engine, so the oil may need to be changed more frequently.

20 Best Break In Oil For Rebuilt Engine

Product Image Product Name Features Price

DRIVEN Racing Oil BR30 Break in Motor Oil Conventional 5W-30 (1 Quart)

  • Viscosity typical of 5W-30
  • ZDDP-Fortified cam protection
  • Chemically seals piston rings

Royal Purple – Engine Break in Oil 10W30 6 qt Case

  • Outstanding wear protection for new motors
  • Excellent for flat tappet and roller cam engines
  • Highly refined mineral oils preferred for engine break-in

Maxima 30-10901 Break-In Oil 10w30 1 Liter

  • 1 Liter (Case Of 12)

DRIVEN Racing Oil 00106 – BR 15W50 Petroleum Oil 1qt Break-In Oil

  • Provide Maximum Protection For Cams And Lifters During Initial Break-In
  • Designed With Innovative Manufacturing Techniques

Red Line Break-In Additive Engine Oil – 16 fl oz bottle

  • One 16oz bottle treats up to 12 quarts of motor oil-in many cases, one bottle can serve two engines or oil changes
  • Allow pistons rings to seat properly with less-slick oil, while antiwear additives protect other engines components to avoid excessive wear

Lucas Oil 10630 SAE 30 Engine Break-In Oil 5 Gal 10633

  • A must use for flat tappet camshaft break-in
  • Less blow-by equates more power and better ring seal
  • It is compatible with methanol and high octane race fuel

Royal Purple 11487 Engine Break-In Oil – 1 qt jug

  • Fully formulated and does not require the use of any other chemical additives
  • Specially formulated for maximum protection during break-in

COMP Cams Break-In Engine Oil – 1 qt bottle

  • Improves surface mating of rotating assembly, rod journals, piston rings, valve guides, cam and lifters
  • Protects all internal engine components, including flat tappet and roller valve trains

Lucas Oil SAE 30 Break in Oil 5 qt – 10631

  • Quicker more efficient ring seal
  • Higher levels of zinc and phosphorus maximum protection
  • A must use for flat tappet camshaft break-in

Comp Cams 1591 Engine Break-In Oil 15W-50

  • Improve surface mating of rotating assembly, rod journals, piston rings, valve guides, cam & lifters, etc.
  • Protect all internal engine components, including both flat tappet & roller valve trains.

Lucas SAE-30 Petroleum Break-in Oil – 1 qt bottle

  • Quicker more efficient ring seal
  • Higher levels of zinc and phosphorus maximum protection
  • A must use for flat tappet camshaft break-in

Competition Cams 159 Engine Break-In Additive Oil – 12 oz bottle

  • Stops Initial Start-Up Wear
  • Clings To Camshaft And Lifters
  • Works with All Engine Oils

DRIVEN Racing Oil 03706 – BR40 10W40 Petroleum Oil 1 qt. Break in Oil

  • ZDDP-Fortified Cam Protection
  • Chemically Seals Piston Rings
  • Protects Bearing & Journals

Lucas Oil 10063 Engine Break in Oil Additive 16 oz.

  • Protects camshaft lifters and valve train during break-in period of motor
  • Excellent for flat tappet camshafts during break-in or as an additive to any motor oil to prevent premature wear

Lunati DRV01807 5W-30 DRIVEN High Zinc Break-In Oil, 1 Quart, 12 Pack

  • Viscosity typical of 5W-30
  • ZDDP-Fortified cam protection
  • Chemically seals piston rings
DRIVEN Racing Oil BR30 Break in Motor Oil Conventional 5W-30 (1 Quart)
  • Viscosity typical of 5W-30
  • ZDDP-Fortified cam protection
  • Chemically seals piston rings
Royal Purple – Engine Break in Oil 10W30 6 qt Case
  • Outstanding wear protection for new motors
  • Excellent for flat tappet and roller cam engines
  • Highly refined mineral oils preferred for engine break-in
Maxima 30-10901 Break-In Oil 10w30 1 Liter
  • 1 Liter (Case Of 12)
DRIVEN Racing Oil 00106 – BR 15W50 Petroleum Oil 1qt Break-In Oil
  • Provide Maximum Protection For Cams And Lifters During Initial Break-In
  • Designed With Innovative Manufacturing Techniques
Red Line Break-In Additive Engine Oil – 16 fl oz bottle
  • One 16oz bottle treats up to 12 quarts of motor oil-in many cases, one bottle can serve two engines or oil changes
  • Allow pistons rings to seat properly with less-slick oil, while antiwear additives protect other engines components to avoid excessive wear
Lucas Oil 10630 SAE 30 Engine Break-In Oil 5 Gal 10633
  • A must use for flat tappet camshaft break-in
  • Less blow-by equates more power and better ring seal
  • It is compatible with methanol and high octane race fuel
Royal Purple 11487 Engine Break-In Oil – 1 qt jug
  • Fully formulated and does not require the use of any other chemical additives
  • Specially formulated for maximum protection during break-in
COMP Cams Break-In Engine Oil – 1 qt bottle
  • Improves surface mating of rotating assembly, rod journals, piston rings, valve guides, cam and lifters
  • Protects all internal engine components, including flat tappet and roller valve trains
Lucas Oil SAE 30 Break in Oil 5 qt – 10631
  • Quicker more efficient ring seal
  • Higher levels of zinc and phosphorus maximum protection
  • A must use for flat tappet camshaft break-in
Comp Cams 1591 Engine Break-In Oil 15W-50
  • Improve surface mating of rotating assembly, rod journals, piston rings, valve guides, cam & lifters, etc.
  • Protect all internal engine components, including both flat tappet & roller valve trains.
Lucas SAE-30 Petroleum Break-in Oil – 1 qt bottle
  • Quicker more efficient ring seal
  • Higher levels of zinc and phosphorus maximum protection
  • A must use for flat tappet camshaft break-in
Competition Cams 159 Engine Break-In Additive Oil – 12 oz bottle
  • Stops Initial Start-Up Wear
  • Clings To Camshaft And Lifters
  • Works with All Engine Oils
DRIVEN Racing Oil 03706 – BR40 10W40 Petroleum Oil 1 qt. Break in Oil
  • ZDDP-Fortified Cam Protection
  • Chemically Seals Piston Rings
  • Protects Bearing & Journals
Lucas Oil 10063 Engine Break in Oil Additive 16 oz.
  • Protects camshaft lifters and valve train during break-in period of motor
  • Excellent for flat tappet camshafts during break-in or as an additive to any motor oil to prevent premature wear
Lunati DRV01807 5W-30 DRIVEN High Zinc Break-In Oil, 1 Quart, 12 Pack
  • Viscosity typical of 5W-30
  • ZDDP-Fortified cam protection
  • Chemically seals piston rings

1. DRIVEN Racing Oil BR30 Break in Motor Oil Conventional 5W-30 (1 Quart)

DRIVEN Racing Oil BR30 Break in Motor Oil Conventional 5W-30 (1 Quart)

  • Viscosity typical of 5W-30
  • ZDDP-Fortified cam protection
  • Chemically seals piston rings
  • Protects bearings and journals

Check Latest Price

Sold By Price
Amazon.com
eBay
Walmart
Performance Stop

Product Details

Specifications

Details
Length 4 in
Height 9 in
Width 2 in
Product Weight
Weight 2 lb

Reviews From Real Customers

CESAR
Filthy 56

2. Royal Purple – Engine Break in Oil 10W30 6 qt Case

Royal Purple - Engine Break in Oil 10W30 6 qt Case

  • Outstanding wear protection for new motors
  • Excellent for flat tappet and roller cam engines
  • Highly refined mineral oils preferred for engine break-in
  • Zinc and phosphorous fortified
  • ROYAL PURPLE 11497 High Performance Engine Break-in Oil

Check Latest Price

Sold By Price
Amazon.com – Seller
eBay
Walmart – JEGS High Performance

Product Details

Specifications

Details
Engine Oil Weight 10W-30
Engine Oil Type Engine Break-in

Reviews From Real Customers

KenS
roagers01
30wt

3. Maxima 30-10901 Break-In Oil 10w30 1 Liter

Maxima 30-10901 Break-In Oil 10w30 1 Liter

  • 1 Liter (Case Of 12)

Check Latest Price

Sold By Price
Amazon.com

Product Details

Reviews From Real Customers

Yfz450r
Eugene
Ely

4. DRIVEN Racing Oil 00106 – BR 15W50 Petroleum Oil 1qt Break-In Oil

DRIVEN Racing Oil 00106 - BR 15W50 Petroleum Oil 1qt Break-In Oil

  • Provide Maximum Protection For Cams And Lifters During Initial Break-In
  • Designed With Innovative Manufacturing Techniques
  • Made With The Highest Level Of Professionalism
  • Provides Exceptional Engine Protection

Check Latest Price

Sold By Price
Amazon.com – Seller
eBay
Walmart
Speedway Motors

Product Details

Specifications

Details
Length 4 in
Height 9 in
Width 2 in
Weight 2 lb

Reviews From Real Customers

CLARENCE
KEVIN
FRANCISCO

5. Red Line Break-In Additive Engine Oil – 16 fl oz bottle

Red Line Break-In Additive Engine Oil - 16 fl oz bottle

  • One 16oz bottle treats up to 12 quarts of motor oil-in many cases, one bottle can serve two engines or oil changes
  • Allow pistons rings to seat properly with less-slick oil, while antiwear additives protect other engines components to avoid excessive wear
  • Improves protection at startup, lower oil temp, cleanliness

Check Latest Price

Sold By Price
Amazon.com – Seller
eBay
Walmart
ECS Tuning

Product Details

Specifications

Details
Weight 1.09 lb

Reviews From Real Customers

stillspringwater
STEPHEN
TRACY

6. Lucas Oil 10630 SAE 30 Engine Break-In Oil 5 Gal 10633

Lucas Oil 10630 SAE 30 Engine Break-In Oil 5 Gal 10633

  • A must use for flat tappet camshaft break-in
  • Less blow-by equates more power and better ring seal
  • It is compatible with methanol and high octane race fuel
  • Oil has higher levels of zinc and phosphorus maximum protection
  • Recommend use on initial break-in of both flat tappet and roller camshaft applications for maximum protection and performance

Check Latest Price

Sold By Price
Amazon.com – Seller
eBay – speedway_motors
Walmart – Speedway Motors, INC
Speedway Motors

Product Details

Specifications

Details
Part Type Engine Oil
Oil Type Mineral
Oil Weight 30
ZDDP Enhanced Yes
Oil Volume 5 gallons

Reviews From Real Customers

SHAWN
strokeit
Eddiebroadway

7. Royal Purple 11487 Engine Break-In Oil – 1 qt jug

Royal Purple 11487 Engine Break-In Oil - 1 qt jug

  • Fully formulated and does not require the use of any other chemical additives
  • Specially formulated for maximum protection during break-in
  • Contains high level of zinc and phosphorous
  • Fully formulated, requires no other additives
  • Contains highly refined mineral oil and advanced additives

Product Details

Specifications

Details
Weight 1.97 lb

Reviews From Real Customers

COREY
l-aall-zhukbs

8. COMP Cams Break-In Engine Oil – 1 qt bottle

COMP Cams Break-In Engine Oil - 1 qt bottle

  • Improves surface mating of rotating assembly, rod journals, piston rings, valve guides, cam and lifters
  • Protects all internal engine components, including flat tappet and roller valve trains
  • Proprietary additive package includes optimum amounts of ZDDP (Zinc and Phosphorus), molybdenum and detergents
  • Requires no additives or supplements for maximum protection
  • Fully compatible with gasoline, methanol and high octane race fuel

Check Latest Price

Sold By Price
Amazon
eBay
Walmart
Summit Racing

Product Details

Specifications

Details
Length 4.2 in
Height 9 in
Width 2.1 in
Weight 1.9 lb

Reviews From Real Customers

LESLIE
KARL
SARA

9. Lucas Oil SAE 30 Break in Oil 5 qt – 10631

Lucas Oil SAE 30 Break in Oil 5 qt - 10631

  • Quicker more efficient ring seal
  • Higher levels of zinc and phosphorus maximum protection
  • A must use for flat tappet camshaft break-in
  • Requires no moly supplement and no additional additives
  • Recommend use on initial break-in of both flat tappet and roller camshaft applications for maximum protection and performance

Check Latest Price

Sold By Price
Amazon
eBay
Walmart
Summit Racing

Product Details

Specifications

Details
Part Type Engine Oil
Oil Type Mineral
Oil Weight 30
ZDDP Enhanced Yes
Oil Volume 5 quarts

Reviews From Real Customers

EDMUND

10. Comp Cams 1591 Engine Break-In Oil 15W-50

Comp Cams 1591 Engine Break-In Oil 15W-50

  • Improve surface mating of rotating assembly, rod journals, piston rings, valve guides, cam & lifters, etc.
  • Protect all internal engine components, including both flat tappet & roller valve trains.
  • Proprietary additive package includes optimum amounts of zddp (zinc & phosphorus), molybdenum & detergents.
  • Require no additives or supplements for maximum protection.
  • Compatible with gasoline, methanol & high octane race fuels.

Check Latest Price

Sold By Price
Amazon
Walmart – UnbeatableSale

Product Details

Specifications

Details
Country of Origin (subject to change) China

Reviews From Real Customers

speedwaymotors.com
hot rod
Texas Jaybird

11. Lucas SAE-30 Petroleum Break-in Oil – 1 qt bottle

Lucas SAE-30 Petroleum Break-in Oil - 1 qt bottle

  • Quicker more efficient ring seal
  • Higher levels of zinc and phosphorus maximum protection
  • A must use for flat tappet camshaft break-in
  • Less blow-by equates more power and better ring seal
  • Requires no moly supplement and no additional additives

Check Latest Price

Sold By Price
Amazon
eBay
Walmart
Summit Racing

Product Details

Specifications

Details
Weight 2.04 lb

Reviews From Real Customers

SandyHookMan
Rat racer
98sprinter

12. Comp Cams 1591-plt – Engine Break-In Oil

Comp Cams 1591-plt - Engine Break-In Oil

Check Latest Price

Sold By Price
Amazon
Automotive Stuff

Product Details

Specifications

Details
Assembled Product Weight 2318 Pounds
Assembled Product Dimensions (L x W x H) 50.00 x 48.00 x 40.00 Inches

Reviews From Real Customers

Bennieboy

13. Comp Cams 1 Quart of 15W-50 Break-In Engine Oil

Comp Cams 1 Quart of 15W-50 Break-In Engine Oil

Check Latest Price

Sold By Price
Amazon
Speedway Motors

Product Details

14. 30, 1 Quart Blueprint Engines Break-In Oil, Mineral Engine Oil | Blueprint Engines BPP710

30, 1 Quart Blueprint Engines Break-In Oil, Mineral Engine Oil | Blueprint Engines BPP710

Check Latest Price

Sold By Price
Amazon
Summit Racing

Product Details

Specifications

Details
Part Type Engine Oil
Oil Type Mineral
Oil Weight 30
ZDDP Enhanced Yes
Oil Volume 1 quart

Reviews From Real Customers

DUSTIN
DENNIS

15. Competition Cams 159 Engine Break-In Additive Oil – 12 oz bottle

Competition Cams 159 Engine Break-In Additive Oil - 12 oz bottle

  • Stops Initial Start-Up Wear
  • Clings To Camshaft And Lifters
  • Works with All Engine Oils
  • Longer Camshaft Life
  • Just Add To Engine Oil

Check Latest Price

Sold By Price
Amazon
eBay
Walmart
Summit Racing

Product Details

Specifications

Details
Length 3.5 in
Height 8.5 in
Width 1.5 in
Product Weight
Weight 0.9 lb

Reviews From Real Customers

ERNEST
BUCK

16. DRIVEN Racing Oil 03706 – BR40 10W40 Petroleum Oil 1 qt. Break in Oil

DRIVEN Racing Oil 03706 - BR40 10W40 Petroleum Oil 1 qt. Break in Oil

  • ZDDP-Fortified Cam Protection
  • Chemically Seals Piston Rings
  • Protects Bearing & Journals
  • Made in the USA

Check Latest Price

Sold By Price
Amazon
eBay
Walmart
Autoplicity.com

Product Details

Specifications

Details
Length 9 in
Height 2 in
Width 4 in
Weight 2 lb

Reviews From Real Customers

CURTIS

17. Lucas Oil 10063 Engine Break in Oil Additive 16 oz.

Lucas Oil 10063 Engine Break in Oil Additive 16 oz.

  • Protects camshaft lifters and valve train during break-in period of motor
  • Excellent for flat tappet camshafts during break-in or as an additive to any motor oil to prevent premature wear
  • Exclusive blend of extreme pressure additives
  • Add one bottle with every oil change to increase the zinc content of your motor oil
  • Designed for race applications requiring additional extreme pressure additives

Check Latest Price

Sold By Price
Amazon
eBay
Walmart
Summit Racing

Product Details

Specifications

Details
Weight 1.14 oz

Reviews From Real Customers

WD
Wyman
MAUREECE

18. Lunati DRV01807 5W-30 DRIVEN High Zinc Break-In Oil, 1 Quart, 12 Pack

Lunati DRV01807 5W-30 DRIVEN High Zinc Break-In Oil, 1 Quart, 12 Pack

  • Viscosity typical of 5W-30
  • ZDDP-Fortified cam protection
  • Chemically seals piston rings
  • Protects bearings and journals

Check Latest Price

Sold By Price
Amazon
Walmart – Speedway Motors, INC
Speedway Motors

Product Details

Specifications

Details
Assembled Product Weight 10 lbs
Motor Oil Viscosity 5W – 30
Assembled Product Dimensions (L x W x H) 13.20 x 10.00 x 9.50 Inches

Reviews From Real Customers

Gaige m
J4m
Roadrunner

19. Lucas Oil 16 Ozeng Break in Additive 16 oz 10063 New

Lucas Oil 16 Ozeng Break in Additive 16 oz 10063 New

Check Latest Price

Sold By Price
Amazon
Tweetys RV and Truck Accessories
LMPerformance
A-1 Racing Products

Product Details

20. AMSOIL BRKQT-EA – Engine Break-In Oil, SAE 30 (1 Quart)

AMSOIL BRKQT-EA - Engine Break-In Oil, SAE 30 (1 Quart)

Product Details

Reviews From Real Customers

CHARLES
BENJAMIN
GREGG

Conclusion

The conclusion of break in oil for rebuilt engine is that it is necessary to use oil that is designed for this purpose. The oil helps to prevent engine wear and ensures that the engine runs smoothly.

Similar Posts

Leave a Reply

Your email address will not be published. Required fields are marked *