Used Cotta GO1501E-2 parallel shaft gear increaser gearbox with following features:
• 685 HP Service Rating
• 685 HP Catalogue Rating
• 3.05:1 Ratio
• 1800 Input Speed
• 5500 Output Speed
• Service Factor
• SAE 00 Housing (34.75" OD)
• Dims
HP: 685
RPM: 1800/5500
Ratio: 3.0500