







🛠️ Keep your classic engine roaring with Castrol GTX Classic 20W-50!
Castrol GTX Classic 20W-50 is a premium conventional motor oil designed for push-rod, flat tappet, and performance cam engines. Its high zinc and phosphorus content provides superior wear protection, maintaining a durable oil film under extreme conditions. Compatible with gasoline and alcohol fuels, it meets API SJ standards, making it the go-to choice for muscle cars, hot rods, and collector vehicles seeking reliable, long-lasting engine care.
| Viscosity | 20W-50 sae_grade |
| Brand | Castrol |
| Vehicle Service Type | push-rod, flat tappet engines and performance cam applications |
| UPC | 079191218914 |
| Automotive Fit Type | Universal Fit |
| Global Trade Identification Number | 00079191218914 |
| Manufacturer | Castrol |
| Size | 1 Quart, Pack of 6 |
| SAE J300 Viscosity Grade | 20W-50 |
| Model | GTX Classic 20W-50 Conventional |
| Item Weight | 12.44 pounds |
| Package Dimensions | 9.5 x 9 x 7.68 inches |
| Item model number | 15E809 |
| Manufacturer Part Number | 15E809 |
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