Spectro Premium Heavy Duty 20W50 Petroleum Engine Oil 1 Gallon - Harley & Indian V-Twin
About Spectro
Spectro parts and accessories are stocked at Vtwinbikers for Harley-Davidson and Indian Motorcycle applications. Every Spectro item we list is new and sourced through authorized distribution. If you are not certain a part matches your year and model, use Shop by Bike or email our team before you order and we will confirm fitment first.
Give your V-twin engine the protection it deserves with Spectro Premium Heavy Duty 20W50 petroleum engine oil. This 1-gallon container ensures you have enough for a full oil change, keeping your bike running smoothly.
Why riders pick this
- Formulated for American V-twin engines
- Superior petroleum base stock
- Anti-wear and anti-carbon additives
- Reduces valve sticking and engine wear
- Exceeds OEM Harley-Davidson warranty requirements
Spectro Premium Heavy Duty 20W50 petroleum engine oil is purpose-built for American V-twin motorcycles, including Harley-Davidson and Indian models. Its advanced formulation delivers superior lubrication and robust anti-wear protection, crucial for the longevity of your engine components. The oil helps to reduce valve sticking and minimize engine deposits, all while meeting or exceeding OEM Harley-Davidson warranty requirements.
Optimized for V-Twin Longevity
- Formulated specifically for American V-twin engines
- Superior petroleum base stock for reliable performance
- Anti-wear and anti-carbon additives reduce valve sticking
- Exceeds OEM Harley-Davidson warranty requirements
Essential for Engine Health
Maintaining your V-twin with high-quality oil is key to its performance and lifespan. Spectro Premium Heavy Duty 20W50 in a 1-gallon size is a convenient option for riders who prefer to handle their own oil changes. This oil ensures your engine receives consistent lubrication and protection against the rigors of the road.
Specifications
- Brand: Spectro
- Manufacturer Part #: 310337
- UPC: 831556000677
- Viscosity Grade: 20W50
- Volume: 1 gallon
- Weight: 8.25 lbs
- Dimensions: 8.25 in L × 4.75 in W × 10.62 in H
Common questions
Is this oil approved for Harley-Davidson engines?
Yes, Spectro Premium Heavy Duty 20W50 petroleum oil meets or exceeds OEM Harley-Davidson warranty requirements.
What viscosity grade is this oil?
This is a 20W50 grade petroleum engine oil, suitable for V-twin engines in a wide range of riding conditions.
Will this oil help reduce valve sticking?
Yes, the anti-wear and anti-carbon additives in this formula are designed to help reduce valve sticking and prolong engine life.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | Spectro |
| TYPE | Chemicals |
| SKU | 582-02002 |
| WEIGHT | 8.25 lb |
