Launch Rev Limiter Switch Box

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This Launch Rev Limiter Switch Box, also known as a Manual Launch Control, lets you change the launch rpm setting of the MSD-7531 Programmable Digital-7 Plus Ignition Control when you are in the car.

• Instantly changes the launch RPM setting of the Programmable Controls
• Two control dials: one for 1,000 RPM and another for 100 RPM
• The launch setting can be adjusted from 3,000 to 12,500 RPM in 100 RPM increments
• Can only be used with programmable MSD Ignition Controls and Accessories

Click here to download the MSD-7551 Launch Rev Limiter Switch Box instructions.

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