MSD Circle Track Digital Soft-Touch HEI Rev Limiter Sprint Car Gauges & Gauge Panels Scoop tray is the lower

Scoop tray is the lower portion of the scoop or plenum that directs air into the carburetor when used with dragster style scoops

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Improved Engine Efficiency

Harness Slide Adjuster

1986-1989 Dodge D150

MSD Circle Track Digital Soft-Touch HEI Rev Limiter Sprint Car Gauges & Gauge Panels Scoop tray is the lowerIn an attempt to keep costs down and racing close, many dirt track racing sanctioning bodies across the country institute a mandatory rpm limit in several classes. MSD has been in close contact with many tracks over the years and thanks to their input, as well as that of the racers, we are excited to introduce an rpm limiter designed for the Saturday night racer! The MSD Digital Soft Touch HEI Rev Limiter is designed to plug into nearly any HEI