New MSD Ignition Boxes - Old Dog, New Tricks
The new Digital 6AL (PN 6425)...
The new Digital 6AL (PN 6425) has a built-in Soft Touch rev limiter that uses two rotary dials to designate the limit number; this means quick and easy adjustments in 100-rpm increments by using a screwdriver.
|6AL vs. Digital 6AL |
| ||6AL (6420) ||Digital 6AL (6425) |
|Spark Energy ||105-115 millijoules ||135-145 millijoules |
|Primary Voltage ||450-480 V ||520-540 V |
|Secondary Voltage ||45,000 V ||45,000 V |
|Spark Series Duration ||20-degree crankshaft rotation ||20-degree crankshaft rotation |
|RPM Range ||15,000 rpm with 14.4 V ||15,000 rpm with 14.4 V |
|Voltage Required ||12-18 V, negative ground ||12-15V, 7V start |
|Current Draw ||1.0 amp per 1,000 rpm ||0.7 amp per 1,000 rpm |
|Weight and Size ||3 pounds, 8x4x2.25 inches ||1.7 pounds, 8x4x1.825 inches |
|Price ||$197.99 ||$214.90 |
|Tastes Great With |
|MSD Pro Billet Distributor for SBC/BBC ||85551 ||$221.95 |
|MSD Blaster 2 Coil ||8202 ||35.95 |
|MSD Spark Plug Wires Universal Kit ||31189 ||82.95 |
|*All prices sourced from Summitracing.com |
On the back of the box is...
On the back of the box is a printed sticker with a wiring guide, so no matter how far away the instructions are, you can still double-check your wiring.
Another great addition to...
Another great addition to the family is MSD’s Blaster 2 coil. It’s a good way to make sure the rest of your components can take advantage of the Digital 6AL’s power.
While these boxes can be used...
While these boxes can be used with just about any existing distributor or trigger, MSD’s Pro Billet distributor is a nice addition to the system. It features a CNC-machined billet housing, magnetic pickup, and extremely adjustable advance mechanism with the option to lock it out completely.
To help make upgrades a snap,...
To help make upgrades a snap, every wire that leaves the box is gathered in a single 12-point connector.
Make sure your current spark...
Make sure your current spark plug wires are not solid cored, within their resistance specifications, and that they aren’t cracked or burnt. If they don’t meet their expectations, give them the boot for a fresh set of wires.
Every unit is weatherproof...
Every unit is weatherproof and can be installed just about anywhere. In this example, we placed ours in a gutted glovebox, making it a convenient spot to place the MSD tachometer adapter for use with the factory tach and an rpm-activated switch for the shift light. CHP
MSD Ignition (Autotronic Controls)
1490 Henry Brennan Drive