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The Nanni Diesel 310091 gear retainer spring is a precision spring element that helps keep the gear set securely retained within the sail drive tail assembly, supporting stable engagement under load and vibration. Designed for 2.50 HE SAIL DRIVE and 3.75 HE SAIL DRIVE engines, it is an OEM-fit replacement used in the sail drive tail system referenced on pages 7 and 9 of the parts catalog.
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Sail Drive Tail Gear Retainer Spring for Nanni Diesel
Built for dependable gear retention in compact marine drivetrains, the Nanni Diesel 310091 gear retainer spring is used in the sail drive tail assembly. By maintaining controlled spring force on the retainer mechanism, it helps the gear train stay properly positioned for smooth power transfer, even with the constant load changes and vibration typical of sail drive operation.
Compatibility
- 2.50 HE SAIL DRIVE engines
- 3.75 HE SAIL DRIVE engines
Product Details
- Brand: Nanni Diesel
- Part Number: 310091
- Component Type: Gear Retainer Spring
- Assembly Location: Sail Drive Tail (parts catalog pages 7 and 9)
Features
- Helps secure gear retention within the sail drive tail assembly
- Supports consistent gear positioning for reliable engagement
- Designed for OEM fit on Nanni Diesel sail drive applications
- Ideal for service replacement during sail drive tail overhaul or gear inspection
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