---
product_id: 33847572
title: "OLD-STF - Brass Rocker Box Split Oil Line for 1966-1984 Harley Shovelheads - MADE IN THE USA - Motorcycle Chopper Bobber Custom Cafe Racer"
brand: "billet proof designs"
price: "HK$81"
currency: HKD
in_stock: true
url: https://www.desertcart.hk/products/33847572-old-stf-brass-rocker-box-split-oil-line-for-1966
store_origin: HK
region: Hong Kong
---

# Pre-tightened compression fittings 1/4" heavy brass tubing Made in the USA quality OLD-STF - Brass Rocker Box Split Oil Line for 1966-1984 Harley Shovelheads - MADE IN THE USA - Motorcycle Chopper Bobber Custom Cafe Racer

**Brand:** billet proof designs
**Price:** HK$81
**Availability:** ✅ In Stock

## Summary

> 🔥 Elevate your Shovelhead’s style and performance with brass that means business!

## Quick Answers

- **What is this?** OLD-STF - Brass Rocker Box Split Oil Line for 1966-1984 Harley Shovelheads - MADE IN THE USA - Motorcycle Chopper Bobber Custom Cafe Racer by billet proof designs
- **How much does it cost?** HK$81 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/33847572-old-stf-brass-rocker-box-split-oil-line-for-1966)

## Best For

- billet proof designs enthusiasts

## Why This Product

- Trusted billet proof designs brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Leak-Proof Reliability:** Comes with pre-tightened compression fittings and thread sealant for a worry-free, oil-tight seal every ride.
- • **Proudly Made in the USA:** Support American craftsmanship with every mile, elevating your bike’s authenticity and value.
- • **Premium Brass Construction:** Durable 1/4" heavy brass lines polished to perfection for that classic, eye-catching vintage shine.
- • **Precision-Fit for Shovelheads:** Custom-engineered for all 1966-1984 Harley Shovelhead motors, ensuring seamless installation and optimal performance.
- • **Sleek Stainless Steel Allen Plug:** Flush-mounted rear rocker plug keeps your build clean and stealthy—because details matter.

## Overview

This Brass Rocker Box Split Oil Line set is a precision-crafted upgrade for 1966-1984 Harley Shovelhead motorcycles. Featuring heavy 1/4" brass tubing with pre-bent lines and pre-tightened compression fittings, it eliminates front head oil starvation while adding a polished vintage aesthetic. Complete with a flush stainless steel allen plug and thread sealant, this USA-made kit ensures reliable, leak-proof performance and a flawless fit for your classic ride.

## Description

Dress up your 1966-1984 Harley Shovelhead Motor with these beautiful Brass Oil Lines. Heavy 1/4" Brass oil lines are pre-bent with all necessary fittings. These lines will eliminate the problem of the "starving front head" All compression fittings come pre-tightened and thread sealant is provided for the npt fittings to the case and rockers. A Stainless Steel allen plug is provided for the rear rocker when installed is flush and unseen. Designed to fit all 1966-1984 Harley Shovelhead Motors. MADE IN THE USA by OLD-STF Also available in Stainless Steel. Dimensions: Length = Width = Weight (Set of 4) = Finish: Polished Brass Accommodates: Fit all 1966-1984 Harley Shovelhead Motors.

## Features

- Dress up your 1966-1984 Harley Shovelhead Motor with these beautiful Brass Oil Lines.
- Heavy 1/4" Brass oil lines are pre-bent with all necessary fittings. These lines will eliminate the problem of the "starving front head"
- All compression fittings come pre-tightened and thread sealant is provided for the npt fittings to the case and rockers. A Stainless Steel allen plug is provided for the rear rocker when installed is flush and unseen.
- Designed to fit all 1966-1984 Harley Shovelhead Motors.
- MADE IN THE USA by OLD-STF. Also available in Stainless Steel.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Billet Proof Designs |
| Part Number | OLD_STF_BRASS_OIL_LINES_66/84 |
| Is Discontinued By Manufacturer | No |
| Size | 0.25 Inch |
| Color | Brass |
| Material | Brass, Stainless Steel |
| Item Package Quantity | 1 |
| Measurement System | Imperial |

## Product Details

- **Brand:** Billet Proof Designs
- **Material:** Brass, Stainless Steel
- **Color:** Brass
- **Nominal Wall Thickness:** 0.25 inches
- **Item Length:** 0.25 Inches
- **Manufacturer:** Billet Proof Designs

## Images

![OLD-STF - Brass Rocker Box Split Oil Line for 1966-1984 Harley Shovelheads - MADE IN THE USA - Motorcycle Chopper Bobber Custom Cafe Racer - Image 1](https://m.media-amazon.com/images/I/41+C2TxlvcL.jpg)
![OLD-STF - Brass Rocker Box Split Oil Line for 1966-1984 Harley Shovelheads - MADE IN THE USA - Motorcycle Chopper Bobber Custom Cafe Racer - Image 2](https://m.media-amazon.com/images/I/41MXM3Kk0bL.jpg)
![OLD-STF - Brass Rocker Box Split Oil Line for 1966-1984 Harley Shovelheads - MADE IN THE USA - Motorcycle Chopper Bobber Custom Cafe Racer - Image 3](https://m.media-amazon.com/images/I/41kP+hi3XsL.jpg)
![OLD-STF - Brass Rocker Box Split Oil Line for 1966-1984 Harley Shovelheads - MADE IN THE USA - Motorcycle Chopper Bobber Custom Cafe Racer - Image 4](https://m.media-amazon.com/images/I/41qhOox1mpL.jpg)
![OLD-STF - Brass Rocker Box Split Oil Line for 1966-1984 Harley Shovelheads - MADE IN THE USA - Motorcycle Chopper Bobber Custom Cafe Racer - Image 5](https://m.media-amazon.com/images/I/41gxH02ckVL.jpg)

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**Shop now:** [https://www.desertcart.hk/products/33847572-old-stf-brass-rocker-box-split-oil-line-for-1966](https://www.desertcart.hk/products/33847572-old-stf-brass-rocker-box-split-oil-line-for-1966)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-02-02*