HPI Racing Glow Plug Medium B5 for .18 to .28ci (3-4.7cc) Nitro Engines Running 16%-25% Nitro

Overview

The HPI Racing Glow Plug Medium B5 is a high-quality nitro engine glow plug tuned for .18 to .28 cubic inch (3 to 4.7cc) nitro engines running 16% to 25% nitro fuel. The medium heat range is HPI's general-purpose recommendation, providing reliable starts and stable engine tune across a broad fuel range.

The B5 is an excellent everyday choice for backyard bashing, racing, or general nitro running. Pair with cold (B6) plugs when running higher-nitro race fuels.

Key Features

• Genuine HPI Racing nitro engine glow plug
• "Medium" B5 heat range
• Tuned for 16%-25% nitro fuel
• Designed for .18 to .28ci (3-4.7cc) engines
• Reliable, consistent ignition

Performance Benefits

• Versatile heat range for general-purpose use
• Consistent starts in varied conditions
• Stable engine tune
• Reliable HPI quality

Usage Notes

• Best used in .18 to .28ci (3-4.7cc) nitro engines
• Recommended for fuels containing 16% to 25% nitro
• Replace when ignition becomes inconsistent
• Always verify correct plug compatibility with your specific engine

Technical Specs

• Type: Nitro Engine Glow Plug
• Heat Range: Medium (B5)
• Engine Size Range: .18 to .28ci (3 to 4.7cc)
• Fuel Compatibility: 16% to 25% nitro content
• Manufacturer: HPI Racing

Fitment

• HPI nitro engines in the .18 to .28ci range (Nitro Star T-15, F3.5, F4.6, S-25)
• Other 3-4.7cc nitro RC engines using standard glow plug threading

What's Included

• HPI Racing Glow Plug Medium B5 (as packaged by HPI)

Summary

The HPI Racing Glow Plug Medium B5 is the everyday workhorse plug for .18-.28ci nitro engines running standard 16-25% nitro fuels. Reliable, versatile, and genuine HPI quality.