• Chevy 153, 168 tooth flywheel
• Unique aluminum housing helps eliminate hot start problems
• Sealed with rubber o-rings & grommets
• Easily replaceable plunger & contacts
• Adjustable for header & oil pan clearance 5 adjustment positions
• Type of unit: nippondenso gear reduction
• Estimated Horsepower: 3.1 HP
• Reduction Ratio: 4.44:1
• Weight: 11 lbs