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Item #:
47939168
Castrol GTX Classic 20W-50 Conventional Motor Oil, 5 Quarts
90% of respondents would recommend this to a friend
Item #:
47939168
AUD 100
Price Details
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Imported from USA store
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Order now and get it around Friday, August 14
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High performance formula for push-rod, flat tappet engines and performance cam applications
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What Stands Out
High Mileage Formula
Designed specifically for older vehicles, this motor oil helps reduce engine wear and tear, extending the life of your car's engine while maintaining optimal performance.
Superior Protection
Castrol GTX Classic provides enhanced protection against sludge and contaminants, ensuring your engine runs clean and efficient, which is crucial for the longevity of classic and high-mileage engines.
Improved Performance
The 20W-50 viscosity rating ensures excellent thermal stability and viscosity retention, delivering reliable performance in various driving conditions, making it an ideal choice for daily or vintage vehicle use.
Product Details
- Specially formulated for classic/collector cars, muscle cars, hot rods, and race cars
- High-performance formula for push-rod, flat tappet engines and performance cam applications
- Contains high zinc and phosphorus content to prevent premature aging, wear, and metal fatigue
- ZDDP anti-wear additives provide wear protection in areas of increased friction and stress
- Maintains a tough and thick oil film even under severe conditions
- Compatible with gasoline and alcohol-based fuels, but not suitable for modern engines with catalytic converters or wet clutch applications
| Motor oil viscosity | 20W - 50 |
| Motor oil type | Conventional Motor Oils |
| Brand | Castrol |
| Rec. use | Automotive |
| Volume capacity | 5 qt |
| Diesel fuel compatible | N |
| Vehicle type | Car |
| Vehicle fitment type | Specific |
| Product line | GTX Classic |
| Manufacturer | BP Lubricants |
| Size | Quart |
| Model | 15E809 |
| Compatible cars | classic/collector cars, muscle cars, hot rods and race cars |
| Count per pack | 3 |
| Count | 3 |
| Product net content uom | Fluid Ounce |
| Item Weight | 5 lbs (2.27 kg) |
Who Should Buy?
-
Classic Car Owners
Ideal for vintage vehicles needing conventional oil for optimal performance and protection against rust and wear.
-
High Mileage Vehicles
Great for older cars with high mileage, offering added protection and improved engine performance.
-
Simple Oil Changes
Suitable for DIY enthusiasts who prefer conventional oil for straightforward oil changes and maintenance.
-
Modern Engines
Not suitable for newer engines designed for synthetic oil, as it may not meet their performance standards.
Product Description
Castrol GTX Classic 20W-50 Conventional Motor Oil, 5 Quarts
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What types of engines is this oil suitable for?
Answer: This oil is specially formulated for push-rod, flat tappet engines and performance cam applications. -
Question:
Does this oil have any warranty?
Answer: Yes, it includes the Castrol Engine Warranty with coverage for up to 500K miles. -
Question:
Is the enrollment process for the Castrol Engine Warranty free?
Answer: Yes, the enrollment process is quick, easy, and free.
Castrol Castrol Synthetic Blends Editorial Review
Castrol GTX Classic 20W-50 Conventional Motor Oil is highly recommended for motor enthusiasts who build motors or change out new camshafts. The oil has Zinc in it, making it ideal for classic cars and air-cooled, 4 cyl. VW engines. The user has taken apart motors several times that were ran with Castrol oil in them throughout its life of operations and all looked like brand new inside when taken apart. The customer had no issues with the product and loved the new oil they came back out with. While some customers had issues finding the product in stores, buying it online was an easy solution. The product was delivered in two days with a great price and was recommended for its excellent quality and price.
Customer Reviews & Ratings
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Pros
- Contains Zinc, making it ideal for motor enthusiasts who build motors or change out new camshafts.
- Users reported taking apart motors that used Castrol oil and found them to look new inside.
- Recommended for classic cars and air-cooled, 4 cyl. VW engines.
- Affordable compared to other high Zinc motor oils.
Cons
- Some customers had difficulty finding the product in stores.
Platform Trust & Buyer Confidence
CJ
Chris
Verified buyer
“Promt delivery. Seems like a good product.”
22 July 2026 · via Trustpilot
SM
Scott
Verified buyer
“It was the best service ever received by any company from my online shopping experience in the last 10yrs”
11 July 2026 · via Trustpilot
TD
Terri
Verified buyer
“so easy to order delivery was way earlier than i expected”
3 July 2026 · via Trustpilot
GC
Gavin
Verified buyer
“Very impressed with the speed at which I received my package from the United States to Australia. Highly recommended.”
21-Jul-26 · via Trustpilot
J
Jeannie
Verified buyer
“Very efficient service. Hassle-free. Excellent product. Have ordered several times.”
17-Jul-26 · via Trustpilot
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AUD 100
Order now and get it around Friday, August 14
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Specially formulated for classic/collector cars, muscle cars, hot rods, and race cars
- High zinc and phosphorus content prevent premature aging, wear, and metal fatigue
- ZDDP anti-wear additives provide wear protection in areas of increased friction and stress
- Ideal for engines with flat tappet camshafts or engines modified to increase horsepower
- Includes Castrol Engine Warranty with coverage for up to 500K miles
- Enrollment is quick, easy, and FREE
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