Racing Power Tri-Bar with Blue Dot Headlight 7" OD H4 Bulb Glass/Steel - Universal 4000501 The Boost Timing Masters allow

The Boost Timing Masters allow you to adjust the amount of ignition retard from 1 per pound of boost to 3 per pound via a control knob that you mount on the dashboard

9 in Wide x 10 in Tall

The multi-layer breathable media combined with a unique filtration technology results in a superior filtration system

Stock Appearing "Stealth" version now available for those who want a totally stock appearing ignition

Race-proven Design & Quality

Racing Power Tri-Bar with Blue Dot Headlight 7" OD H4 Bulb Glass/Steel - Universal 4000501 The Boost Timing Masters allowProduct Description: Headlight Tri Bar with Blue Dot 7 in OD H4 Bulb Glass Plastic Universal Pair Started in 1995 and specializing in both aftermarket and OEM markets, the Racing Power Company offers more than 4,800 different parts, including valve covers, dress up kits, air cleaner assemblies, crankshaft pulleys, breathers, light assemblies, and more.