Moroso Air/Oil Separator Black - Twin Cam with Stock Air Cleaner - Harley-Davidson
About Moroso
Moroso has manufactured racing components in Connecticut since 1968, supplying engine, chassis and shop products developed through motorsport.
The Moroso Air/Oil Separator in a sleek black finish is designed for Twin Cam Harley-Davidson engines utilizing a stock air cleaner. This essential component filters out crankcase vapors, oil mist, and condensation, preventing them from recirculating into your intake system.
Why riders pick this
- Filters harmful crankcase vapors and oil mist
- Sleek black finish integrates seamlessly
- Two-piece design allows for easy cleaning
- Closed-loop system keeps oil off your bike and the ground
- Helps reduce engine knock and carbon buildup
Maintain peak engine cleanliness and performance on your Twin Cam with this Moroso Air/Oil Separator. It's engineered to protect your air filter, throttle body, intake, pistons, and valves from the detrimental effects of oil and carbon buildup. By effectively scrubbing contaminants from the breather system, this separator contributes to a healthier engine and can reduce issues like detonation.
Enhanced Engine Cleanliness
- Filters excess crankcase vapors, fuel residue, and moisture
- Two-piece body unscrews for simple and quick cleaning
- Closed-loop design collects oil in the canister, not on the road or bike
- Reduces detonation and knock caused by a contaminated intake charge
- Proudly made in the U.S.A.
A Crucial Upgrade for Your Twin Cam
This black Moroso Air/Oil Separator is more than just an accessory; it's a vital upgrade for the longevity and efficiency of your Twin Cam engine. By ensuring a cleaner combustion environment, you can expect more consistent performance and reduced maintenance over time. Its design for stock air cleaner setups makes it a straightforward installation for many Harley-Davidson riders.
Specifications
- Brand: Moroso
- Manufacturer Part #: 85714
- UPC: 84663857140
- Length: 9 in
- Width: 6 in
- Height: 5 in
- Weight: 2 lbs
Common questions
Will this fit my Twin Cam Harley?
Yes — this air/oil separator is specifically designed for Harley-Davidson Twin Cam engines equipped with a stock air cleaner. It is not compatible with most aftermarket air intake systems.
How often do I need to clean the separator?
The frequency of cleaning depends on your riding habits and engine condition. We recommend checking the canister at every oil change and emptying/cleaning it as necessary to prevent overfilling.
What is the primary benefit of this separator?
The primary benefit is preventing oil and carbon buildup in your intake system and engine, which leads to a cleaner-burning engine, reduced detonation, and extended component 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 | Moroso |
| TYPE | Intake/Carb/Fuel System |
| SKU | 82-9501 |
| WEIGHT | 2.0 lb |
