Millers CRO 10W40 Competition Running-In Oil

Description

Millers CRO 10W40 Competition Running-In Oil

Millers CRO 10W40 Competition Running-In Oil for test bed running. Advanced formulation of high quality solvent refined mineral oils fortified with special low volatility components and appropriate additive treatment.  A 10w40 viscosity grade mineral oil which has been carefully formulated to offer an extremely high protection level to new engine components and speed up the bedding in process. Ideally suited for test bed running

APPLICATION

Use for test bed running for up to 5 hours. May also be used for light operational duties up to 500 miles/800kms on the road.  Developed for modified petrol and diesel engines.  To be used at optimum oil temperatures of 85-115ºC. Very low leak down (4%) after controlled test bed running.

USER BENEFITS:

• Millers CRO 10W40 Competition Running-In Oil is formulated to meet the needs of the professional engine builder.
• Maximises power output by optimising bedding in process.
• CRO 10w40  provides full protection of highly stressed components whilst allowing optimum bedding in process for piston rings and bore.
• CRO 10w40 additive technology enables full load runs for short bursts.
• The viscometrics selected ensure that even though the additive system performance is strong the pistons can achieve satisfactory boundary lubrication for bedding purposes.

PERFORMANCE PROFILE:

• Suitable for 5 hours test bed running or 500mls/800km on road.
• Optimum oil temperature 85-115ºC
• Very low leak down [4%] after controlled test bed running

TYPICAL CHARACTERISTICS:

SAE Viscosity Grade … 10W40
Specific Gravity @ 15°C … 0.871
Kinematic Viscosity @ 100°C … 13.6cSt
Kinematic Viscosity @ 40°C … 89.8cSt
Viscosity Index … 154
Pour Point °C … <-25
Flashpoint °C … >200
Cold Crank Viscosity (cP max) … 7,000

PRODUCT SIZES:

Millers CRO 10W40 Competition Running-In Oil is supplied in the following sizes: 1L, 5L, 20L, 199L.   Note: the 5L containers are the new design but still the same 10w40 formulation.

ADDITIONAL INFORMATION:

For further information on this product, and on other products for competition use, please refer to the FAQs Motorsport page and our full range of Motorsport Engine oils available for purchase from our online shop.

For details of our other running in oil, see Millers Classic Running In oil SAE 30. This product is designed for the initial running in of re-built classic engines. Formulated for running in on the road but can also  be used for test-bed running.

For other useful info, see the following article:

How Can I Protect My Rebuilt Engine?

HEALTH AND SAFETY:

Health and Safety Data Sheet 7981 applies to Millers CRO 10W40 Competition Running-In Oil. When used for the purpose recommended and with due regard to the appropriate Health and Safety Data, the product should cause no concern. If in doubt, consult with Millers Oils Technical Department.