S&S Cycle Super Stock Silver Cylinder Heads - S&S T-Series T2 Harley Big Twin
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.
Elevate the performance of your S&S T-Series T2 long block engine with these S&S Cycle Super Stock high-performance cylinder heads. Engineered with precision, they are designed to maximize airflow and support big-displacement V-twin motors. The clean silver powder coat finish provides a polished look.
Why riders pick this
- Designed for S&S T-Series T2 long block engines
- S&S-ported passages maximize airflow
- Silver powder coat finish for a clean look
- Requires custom manifold and throttle body
- Compatible with S&S 4-1/4" bore Hot Set Up Kit
These S&S Cycle Super Stock cylinder heads are purpose-built for S&S T-Series T2 long block engines and 2007-2016 Harley big twins running an S&S 4-1/4" bore Hot Set Up Kit. Featuring S&S-ported intake and exhaust passages, they are optimized to move serious air into large-displacement engines. The silver powder coat finish offers a distinct appearance for your performance build.
Optimized for High-Performance Builds
- S&S-ported intake and exhaust passages maximize airflow
- Equipped with 2.000" intake and 1.605" exhaust valves
- Distinct silver powder coat finish
- Designed for S&S T-Series T2 long block engines
Installation and Compatibility Notes
These cylinder heads are a key component for maximizing the output of your S&S T-Series T2 engine. Be aware that the manifold mounting surface is machined for custom applications, meaning a custom manifold and throttle body will be required for proper installation. Confirm all fitment and component requirements for your specific build before ordering.
Specifications
- Brand: S&S Cycle
- Manufacturer Part #: 900-0344
- Weight: 1 lb
- Category: Engine Components / Heads
Common questions
Do these heads fit stock Harley big twin engines?
No, these S&S Cycle cylinder heads are designed exclusively for S&S T-Series T2 long block engines and require the S&S 4-1/4" bore Hot Set Up Kit on 2007-2016 big twins.
Will I need a new manifold and throttle body with these heads?
Yes, these cylinder heads require a custom manifold and throttle body due to their specific machining for performance applications.
Are these compatible with S&S compression releases?
No, these heads are not drilled for S&S compression release installation.
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 | Heads |
| SKU | T14-664038 |
| WEIGHT | 1.0 lb |
