Harddrive Petcock - W/ 1/4 NPT Straight Down — Harley-Davidson Softail Heritage Classic, Electra Glide Classic, Electra Glide (1975-2026)

Harddrive petcock with 1/4 NPT straight-down outlet for V-twin fuel tanks. Chrome-plated 22mm metric design that handles both main and reserve fuel flow for Harley-Davidson Big Twin and Sportster models from 1975 onward.

Features

• Highly polished and chrome-plated finish
• Maximizes fuel flow in main and reserve modes
• 22mm metric size fits 1975-present Big Twin and Sportster

Specifications

• Brand: Harddrive
• Manufacturer Part #: 011408
• Outlet Size: 1/4 NPT straight down
• UPC: 191361144004
• Weight: 0.5376 lbs
• Country of Origin: China (Taiwan)

Fitment

Fits 1975 and newer Harley-Davidson Big Twin and Sportster models, plus most custom V-twin tanks with 22mm metric petcock mounts.

Frequently Asked Questions

What size petcock is this?

This is a 22mm metric petcock, the standard size for Harley Big Twin and Sportster fuel tanks from 1975 onward.

Will this fit my custom tank?

It fits most custom V-twin tanks with a 22mm metric mount. Verify your tank's petcock opening before ordering.

What does the 1/4 NPT straight down mean?

The fuel outlet is a 1/4 inch NPT (National Pipe Thread) fitting pointing straight down — standard for most carb fuel lines.

Does this control fuel flow automatically?

Yes — the petcock uses gravity and engine vacuum to flow fuel in both main and reserve modes without a manual valve.