S&S Cycle Intake Manifold .032" Rear Head Assembly - Harley Dyna 91cc
About S&S Cycle
S&S Cycle has built American V-twin performance parts in Viola, Wisconsin since 1958 — flywheels, carburetors, cams, cylinder heads and complete crate engines. When a Harley owner talks about a 124, a 128 or a 131 build, they are usually talking about S&S. Few names carry more weight with engine builders in this space.
Enhance the breathing of your Harley-Davidson Dyna 91cc engine with this S&S Cycle intake manifold. Engineered as a direct OEM-replacement component, this manifold features a precise .032 inch manifold surface on the rear head assembly, ensuring optimal sealing and performance. It's built for both stock and modified big-twin applications, delivering reliable air delivery to your cylinders.
Why riders pick this
- Precise .032 inch manifold surface
- Direct OEM-replacement component
- S&S Cycle OEM-grade construction
- Optimized for Harley Dyna 91cc engines
- Suitable for stock and modified big-twins
A properly designed intake manifold is crucial for maximizing engine efficiency and power. This S&S Cycle intake manifold for Harley-Davidson Dyna 91cc engines is crafted with meticulous attention to detail, ensuring a perfect fit and seal. The .032 inch manifold surface on the rear head assembly is a testament to its precision engineering, promoting consistent air/fuel mixture delivery to your engine. This manifold is a robust upgrade over stock, designed to withstand the rigors of performance riding and daily use on your V-twin.
Precision Engineering for Optimal Airflow
- Manifold surface: .032 inch for precise gasket sealing
- Designed for rear head assembly applications
- S&S Cycle OEM-grade construction for durability
- Optimized for 91cc Dyna engines
Essential for Peak Engine Performance
Whether you're maintaining a stock Dyna or building a mild custom, this S&S Cycle intake manifold is an essential component for ensuring your engine runs at its best. Its direct replacement design simplifies installation, allowing you to quickly get back on the road with improved confidence in your engine's air intake system. Always ensure to check your existing gaskets and seals when installing a new manifold to guarantee a leak-free setup.
Specifications
- Brand: S&S Cycle
- Manufacturer Part #: 106-3411
- Weight: 11.45 lb
- Category: Exhaust, Mufflers & Tips / Headers & Manifolds
Common questions
Will this fit my Dyna with a stock 91cc engine?
Yes, this manifold is specifically engineered for Harley Dyna 91cc engines and installs as a direct replacement for your stock manifold.
What's the manifold surface specification?
The rear head assembly features a precise .032 inch manifold surface, which is critical for ensuring proper gasket sealing and preventing vacuum leaks.
Do I need any additional gaskets or seals?
It's always recommended to use new intake gaskets and seals when installing a new manifold to ensure a perfect, leak-free seal. Check your engine gasket kit for necessary components.
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 | S&S Cycle |
| TYPE | Headers & Manifolds |
| SKU | T14-664015 |
| WEIGHT | 11.45 lb |