Cycle Pro S&S Main Jets - #.040 5-Pack - Harley & Indian S&S Carburetors
About Cycle Pro
Cycle Pro supplies replacement and maintenance parts across the V-twin service catalog, covering the routine wear items a shop goes through week to week.
Dial in the performance of your S&S carburetor with this 5-pack of Cycle Pro #.040 main jets. These jets are crucial for controlling fuel delivery in the midrange and top-end, allowing you to achieve the ideal air-fuel ratio for your V-twin. Experience sharper throttle response and improved overall engine feel.
Why riders pick this
- Optimizes midrange and top-end fuel delivery
- Direct replacement for S&S carburetors
- Essential for fine-tuning air-fuel mixture
- Convenient 5-pack for tuning and spares
- Enhances throttle response and engine feel
Cycle Pro S&S main jets provide the precision needed for effective carburetor tuning on Harley-Davidson and Indian motorcycles equipped with S&S carburetors. The #.040 size is a common starting point or adjustment for riders looking to optimize their fuel mixture. Swapping main jets is a straightforward way to fine-tune your bike's performance without extensive modifications.
Precision Fuel Control
- #.040 jet size for specific tuning requirements
- Convenient 5-pack for spares or multiple tuning adjustments
- Direct replacement for S&S carburetors
- Optimizes fuel delivery for midrange and top-end throttle response
- Helps achieve ideal air-fuel ratio for V-twin engines
Essential for Carburetor Tuning
Whether you're compensating for elevation changes, air cleaner upgrades, or exhaust modifications, having the right main jet is vital. These Cycle Pro jets allow you to make incremental adjustments to your S&S carburetor, ensuring your engine runs efficiently and powerfully across the RPM range. Keep your V-twin performing at its best with precise fuel metering.
Specifications
- Brand: Cycle Pro
- Manufacturer Part #: 24357
- Jet Size: #.040
- Quantity: 5 per pack
- Weight: 0.2 lbs
Common questions
Will these fit my S&S Super E or G carburetor?
Yes, these main jets are designed as direct replacements for S&S carburetors on V-twin motorcycles. Always confirm your specific carburetor model and current jet size before ordering.
How do I know if the #.040 jet is the correct size for my bike?
Jet sizing depends on several factors, including engine displacement, altitude, and modifications. Consult your S&S carburetor manual or a trusted tuner to determine the optimal main jet size for your setup.
How many jets are included in each pack?
Each pack contains five Cycle Pro S&S main jets of the #.040 size, providing spares for future tuning or multiple adjustments.
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 | Cycle Pro |
| TYPE | S&S |
| SKU | 865-01100 |
| WEIGHT | 0.2 lb |
