Built for racers who need serious spark output, the Ultra 7AL delivers industry-leading spark energy in a compact, efficient package. It includes four-step retards, three rev limits, and two RPM-activated switch outputs, plus two selectable power output settings for on-the-fly changes in drag-and-drive applications. All features are adjusted using plug-in modules, including the 3-Step Rev Control and Multi-Step Retard, and an adjustable start retard controls the amount of retard pulled during cranking.
Specifications:
- Application: High Horsepower Drag Racing
- Type: Drag Race Ignition Box
- Color: Gold
- Primary Voltage: High Power 548V / Low Power 387V
- Secondary Voltage: 40KV with Coil PN 82612
- Spark Energy: 330 mJ per Spark
- Spark Duration: 27 Degrees Crank Rotation @ 750 RPM
- Maximum RPM: Firmware Limited to 15,000 RPM
- Voltage Required: 7-20V
- Features: Start Retard, 4-Step Rev Limiter
- Ignition Coil Included: No
- Dimensions: 7.5"L x 4.5"W x 2.25"H, 5.3 lbs.
- Warranty: Manufacturer's Limited 1-Year Warranty
- Part Number: 7227
Compliance: This part is legal for sale and use on Racing Use Only Vehicles — competition vehicles that are not registered and never operated on the street. It is against the law to install this part on an Emissions Controlled Vehicle (1966-and-newer California-certified or 1968-and-newer federally certified vehicles).
FAQ
What rev control features does the Ultra 7AL offer?
Three rev limits plus two RPM-activated switch outputs for devices like air shifters or shift lights, all adjustable with plug-in modules.
How many retard steps does it support?
Four separate step retards, which can also be activated independently for nitrous stages.
What is the maximum rpm rating?
Firmware-limited to 15,000 rpm.
Is this ignition legal for street use?
No -- it is legal for Racing Use Only vehicles and cannot be installed on emissions-controlled street vehicles.
Does it include an ignition coil?
No, an ignition coil is not included (rated secondary voltage is with MSD Coil PN 82612).

