HPI Racing - Glow Plug, Medium B5 for 0.18 - 0.28ci (3 - 4.7cc) Engines Running on 16% to 25% Nitro

HPI Power Plugs coils use a unique blend of Platinum and Rhodium metals to produce a high quality range glow plugs that is the perfect match for HPI's range of Nitro Star engines.

For use with a 1.5v Glow Igniter.