THE ULTIMATE MINI GEAR REDUCTION HIGH TORQUE STARTER for Durability, Performance, and Reliability - Weighs under 9 lbs. - For Engines up to 18:1 Compression - Heat Resistant Solenoid - Compact - Full Ball Bearing Design - Rugged 5 Roller Starter Drive This Starter is Available for many Applications Chevrolet, Ford, Oldsmobile, Pontiac, Jeep and more GREAT for RACE CARS, STREET RODS, OFF-ROAD ENTHUSIASTS, FLEETS, VINTAGE CARS AND HIGH PERFORMANCE BOATS needing a more Reliable and Powerful Starter