HD 40W Conventional Motor Oil (1 Quart)
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Castrol HD 40W Conventional Motor Oil (1 Quart)

Part No. 06143 Warranty Details  
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Castrol Heavy Duty 40 Motor Oil is a premium, monograde oil designed to protect engines from the extreme stress and searing heat of rapid acceleration, sudden stops and high revving.

Product Features:
  • Heavy-duty formula provides maximum engine wear protection in warm climates; designed for use in temperatures above 60°F
  • Contains dispersants, antioxidants, detergents and varnish inhibitors that help prevent ring-sticking and build up of harmful engine deposits
  • Engineered for greater protection against thermal breakdown
  • Exceeds all passenger car and light truck manufacturers' warranty requirements for the protection of gasoline and turbocharged engines where API SM, SL, SJ or SH is recommended
  • Made in the USA
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Container Size:32 oz
Race Only:No
Synthetic Blend:No
Viscosity Index:HD40
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