Rayco is adding Electronic Fuel Injection (EFI) to its compact, self-propelled stump cutters. The new models RG37 Super Jr and RG37T Trac Jr are powered by Vanguard 37-hp. Big Block gasoline engines with EFI, offering the user more convenience as well as improved horsepower and torque. Vanguard designed the new Big Block EFI engines to have more reliable starting characteristics, as well as improved load pickup, and fuel economy. These engine enhancements help you get the most out of your compact stump cutter. The new RG37 Super Jr comes in 2-wheel drive or 4×4 versions and the RG37T Trac Jr rides on rubber tracks for the ultimate in traction and floatation. Both models come standard with Rayco-exclusive features such as swing-out operator control station and hydraulic backfill blade.