Harddrive Hex 3/8 IN Left Side Brass Petcock - Harley & Indian V-Twin
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.
Upgrade your V-twin's fuel system with the Harddrive Hex 3/8 IN Left Side Brass Petcock. Engineered for dependable performance, this petcock provides consistent fuel flow to your carbureted engine.
Why riders pick this
- Hexagonal brass body for lasting durability
- Three-position knob for On, Off, and Reserve
- Hi-flow fuel delivery prevents starvation
- 5/16-inch fuel outlet for common fuel lines
- Designed for left-side tank mounting
This Harddrive brass petcock features a robust hexagonal body and a hi-flow design, crucial for maintaining optimal fuel delivery to your V-twin. The intuitive three-position knob allows for easy switching between On, Off, and Reserve modes, giving you essential control over your fuel supply, especially on the open road.
Precision Fuel Management
- Durable hexagonal brass construction for long-term use
- Three-position knob provides On, Off, and Reserve functions
- Hi-flow design ensures ample fuel supply
- Features a 5/16-inch fuel outlet for standard lines
- Designed for left-side mounting on compatible tanks
Essential for Carbureted V-Twins
Whether you're replacing a worn-out petcock or building a custom setup, this Harddrive unit is a reliable choice. Its compatibility with both 22mm and 3/8-inch tank bosses makes it versatile for many Harley and Indian V-twin applications. Always confirm your tank's bung size and desired mounting position before purchasing.
Specifications
- Brand: Harddrive
- Manufacturer Part #: 022688
- UPC: 191361116995
- Fuel Outlet: 5/16 in
- Tank Boss Size: 22mm or 3/8 in
- Length: 6.1 in
- Width: 2.4 in
- Height: 1.8 in
- Weight: 0.46 lbs
- Country of Origin: China (Taiwan)
Common questions
What size fuel line connects to this petcock?
This petcock is equipped with a 5/16-inch fuel outlet. Please ensure your fuel line matches this dimension for a secure connection.
Will this petcock fit my V-twin fuel tank?
This petcock is designed to fit tanks with either 22mm or 3/8-inch fuel bosses. Confirm your tank's bung size before ordering to ensure compatibility.
What do the three knob positions (On, Off, Reserve) control?
The 'On' position provides normal fuel flow, 'Off' stops fuel delivery completely, and 'Reserve' allows access to a small, emergency fuel supply at the bottom of the tank.
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 | 820-52247 |
| WEIGHT | 0.46 lb |
