Harddrive 1/4 NPT Straight Down Petcock - Harley Big Twin & Sportster
About Harddrive
Harddrive is the house performance and replacement line built for American V-twins, covering everything from engine hardware and electrical to controls, lighting and chassis parts. The range is aimed squarely at Harley-Davidson and Indian riders who want a direct-fit part without dealer pricing, and it spans decades of model years — from Evolution-era Softails to current Milwaukee-Eight baggers.
Ensure consistent fuel delivery to your V-twin with this Harddrive petcock. Designed for both main and reserve fuel flow, it’s a reliable choice for any Harley-Davidson or Indian Motorcycle rider.
Why riders pick this
- Polished chrome finish for durability
- Maximizes fuel flow in main and reserve modes
- 22mm metric thread for wide Harley-Davidson fitment
- 1/4 NPT straight-down outlet for clean routing
This chrome-plated Harddrive petcock is built to provide uninterrupted fuel supply to your engine, ensuring smooth performance on every ride. Its 22mm metric thread makes it a versatile option for a wide range of Harley-Davidson models and custom fuel tanks.
Reliable Fuel Control
- Highly polished and chrome-plated for a durable, clean finish
- Optimized for maximum fuel flow in both main and reserve settings
- 22mm metric thread for broad compatibility with Harley-Davidson Big Twin and Sportster models
- 1/4 NPT straight-down outlet for specific fuel line routing needs
Compatibility and Installation
This petcock is designed as a direct replacement for many factory units on 1975-present Harley-Davidson Big Twin and Sportster models. It's also compatible with most custom V-twin tanks that feature a 22mm metric petcock mount. Always confirm your tank's thread size and ensure that a straight-down spigot orientation works with your fuel line setup before ordering.
Specifications
- Brand: Harddrive
- Manufacturer Part #: 011408
- Outlet Size: 1/4 NPT straight down
- UPC: 191361144004
- Weight: 0.5376 lbs
- Country of Origin: China (Taiwan)
Common questions
What size thread does this petcock have?
This petcock uses a 22mm metric thread, which is the standard size for Harley-Davidson Big Twin and Sportster fuel tanks from 1975 onward, and many custom V-twin tanks.
Will this petcock fit my custom fuel tank?
If your custom V-twin tank has a 22mm metric petcock mount, this unit should fit. It's always best to verify your tank's specific petcock opening before purchasing.
What does '1/4 NPT straight-down' mean for my fuel line?
The 1/4 NPT straight-down outlet refers to a 1/4-inch National Pipe Thread fuel line connection that points directly downwards from the petcock, allowing for specific fuel line routing.
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 | Harddrive |
| TYPE | Intake/Carb/Fuel System |
| SKU | 820-52256 |
| WEIGHT | 0.54 lb |
