Castrol GTX Classic 20W-50, 6X1 US QT

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Castrol GTX Classic 20W-50, 6X1 US QT:

Castrol GTX Classic is a high-performance formula for pushrods, flat tappet engines and performance cam applications. It’s blended with high zinc and phosphorus content to help prevent premature aging, wear and metal fatigue on engines with high tension valve springs or performance modifications that create high contact pressure and extreme internal temperatures. Specially formulated engine oil for classic/collector cars, muscle cars, hot rods and race cars.


GTX Classic 20W-50, 6X1 US QT:

Meets or Exceeds Industry Standards:

  • API SJ

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