Description
Weight: 0.36 Designed to outperform and outlast anything out there, this tuneable mechanical advance unit is the finest available. It features a heat treated stainless steel base, pre-lubricated heat treated weights and three sets of color coded springs that allow you to select three different advance curves to meet your engine's requirements. Tuneable Features: Black Spring - Allows full advance @ 1400 RPM (same as OEM) Silver Spring - Allows full advance @ 2000 RPM Gold Spring - Allows full advance @ 2600 RPM Advantages: Eliminating spark knock and detonation means longer engine life and more low end horsepower and torque. The only mechanical advance unit kit that allows you to adjust your advance curve. A must if you have performance work done. Even minor performance changes can require a different advance curve. V-FACTOR Stainless Steel Tuneable Mechanical Advance Unit Fits Big Twin 1970-1999 & Sportster 1971-2003 Also fits aftermarket electronic ignition systems that require a mechanical advance unit (Imported)
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