Mikuni Smoothbore 42mm Carburetor Kit Polished - Harley & Indian V-Twin
About Mikuni
Mikuni has supplied carburetors and fuel-system components to the motorcycle industry for decades, and its HSR series remains a common choice for carbureted Evolution and Twin Cam V-twins where a clean, tunable fuel curve matters more than electronics.
Elevate both the performance and aesthetics of your custom V-twin build with the Mikuni Smoothbore 42mm Carburetor Kit, featuring a brilliant polished finish. This kit is designed for modified engines, delivering precise fuel metering without compromising peak airflow.
Why riders pick this
- 42mm smoothbore for enhanced power delivery
- Eye-catching polished finish for custom builds
- Direct compatibility with OEM Harley throttle cables
- Optimized for precise fuel metering in modified engines
This Mikuni 42mm smoothbore carburetor not only enhances your engine's performance but also adds a touch of custom style with its polished finish. It's engineered to provide optimal fuel delivery for modified Harley-Davidson and Indian Motorcycle engines, ensuring strong, consistent power across the RPM range.
Performance with a Polished Edge
- 42mm smoothbore design for improved airflow and fuel atomization
- Stunning polished finish adds custom appeal to your engine bay
- Compatible with OEM Harley throttle cables for direct integration
- Designed for modified V-twin applications seeking precise fuel control
Custom Build Essential
The Mikuni Smoothbore 42mm Carburetor Kit in polished finish is an ideal choice for riders who demand both performance and visual impact. While the kit works with OEM Harley throttle cables, remember that intake manifolds are sold separately, allowing you to select the perfect match for your engine's port configuration. This carb is a cornerstone for any serious custom V-twin build.
Specifications
- Brand: Mikuni
- Manufacturer Part #: FTM42-6PK
- Bore Size: 42mm
- Length: 5.8 in
- Width: 9.9 in
- Height: 5.2 in
- Weight: 3.51 lbs
- Country of Origin: Japan
Common questions
Will this polished carburetor fit my stock Harley or Indian motorcycle?
No, this 42mm smoothbore carburetor is specifically designed for modified, custom V-twin engines. Stock bikes typically require different carburetor models for proper fitment and function.
Do I need to purchase an intake manifold separately for this carb?
Yes, intake manifolds are sold separately. You will need to source a compatible manifold that matches the 42mm bore and your engine's port configuration.
Are OEM Harley throttle cables compatible with this polished carburetor?
Yes, this Mikuni carburetor is designed to work directly with OEM Harley-Davidson throttle cables, making the installation process more streamlined.
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 | Mikuni |
| TYPE | Intake/Carb/Fuel System |
| SKU | 14-1991 |
| WEIGHT | 3.51 lb |
