Check the listing for details. Mallory 690 HyFire V Black Ignition Control Box 10-18V. Condition: New. Listed at 214.95 USD. Mallory 690 HyFire V Black Ignition Control Box 10-18V Part # 690 Mallory FeaturesModern capacitive discharge ignition technologyRetro design for classic good looksConnects easily to points, amplifiers and magnetic pickup distributorsAdjustable rev limiter for overrev protectionMultiple sparks at low RPM for improved starting, clean idle and snappy throttle response Mallory DetailsColor: BlackCurrent Draw: .7 Amp per 1,000 RPMEmission Code: 3Circuitry:AnalogPrimary Voltage: 435 VoltsProduct Type: HyFire Ignition BoxRPM Range: 15,000 RPM with 14.4 VoltsSecondary Voltage: 43,000 VoltsSpark Energy: 95 mJ per sparkSpark Series Duration: 20° Crankshaft RotationVoltage Required: 10-18 Volts, Negative GroundWeight and Size: 2.82lbs., 6.875"L x 4.0"W x 3.375"H A modern twist on a familiar name in ignition performance is back! The Mallory HyFire needs no introduction. Packed inside the retro case are modern electronics ready to deliver a powerful ignition punch. The HyFire is a capacitive discharge ignition that supplies multiple sparks at low RPM's for a clean idle and quick throttle response. Since the HyFire provides powerful spark through redline, a built in adjustable rev limiter will help tame your beast in case of a missed shift or driveline failure. The rev limiter is adjustable in 100 RPM increments with easily adjustable rotary dials.