PerTronix Second Strike Ignition Box BR2004 you can run tight piston

you can run tight piston

and mounting hardwareDerale has been the leader in performance cooling for decades

For fuel injected applications

Includes 12770 Chrome moly intermediate shaft with steel guide

PerTronix Second Strike Ignition Box BR2004 you can run tight pistonSecond Strike is the only ignition system to provide a powerful second spark throughout the entire RPM range. Other multiple spark discharge systems typically drop off to one spark at about 3000 RPM. The "Second Strike" is a microcontroller based ignition supplement that works with most inductive type systems (points, GM HEI, Chrysler electronic ignition, Ford TFI and Duraspark, Ignitor and Ignitor II). Following the primary spark, the Second Strike