Up To 20% Off! Code
Online Only. Exclusions apply. Ends 6/15.
x
This item is currently not at your store, but is available for order. Please call store to verify the specific location and delivery details for this item. Note that additional shipping charges may be required.
| Warranty Available for Download |
|
Warranty
|
Long Duration Multiple Spark Series, Full Power From Idle To Redline & Engine Saving Rev Limiter, 10 amp Draw @ 10,000 rpm
| Fits Ignition Systems Type | Points Trigger, Electronic Ignition Trigger, Magnetic Trigger |
| Adjustable Rev Limiter | Yes |
| Contents | Controller, Wiring, Rubber Shock Mounts, Modules For 3,000, 6,000, 7,000 & 8,000 rpm |
| Fits Part #(s) | MSD PN 8739 2-Step Module Selector, 8737 3-Step Module Selector |
| # of Cylinders | 4, 6 Or 8 |
| Manufacturer | MSD Ignition |
| Manufacturer Part Number | 6420 |
| Ignition Series | 6AL Street Performance |
| RPM Range | Up To 15,000 RPM With 14.4 VDC |
| VMRS Code | 033000000 |
| Material | Metal |
© Copyright 2026. National Automotive Parts Association. All Rights Reserved
