MSD 6421 6AL-2 Ignition Control
 
The MSD 6AL-2 is a newer version of the 6AL. offering an aluminium cast housing.This unit offers multiple sparks which provides better combustion. This unit is fitted with 2 rev limiters ( 1 for high-rev engine protection, 1 for clutch activation work as a launch limiter)
 
Adjustments for both re-limiters are made in 100 rev increments. 
 
Spark Energy: 135mj per spark
 
Primary voltage: 535 volts
 
Secondary voltage: 45,000 volts
 
Spark series duration: 20 crankshaft rotation
 
RPM range: 12,000 RPM with 14.4 volts
 
Voltage required: 12-18 volts, negative ground
 
Current Draw: 7 amp per 1,000RPM
 
Weight: 1360 Grams
 
Dimms (LXWXH) 216mm x 114mm x 56mm