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Tecnoseal 67F-45371-00 Yamaha 50–100 HP Outboard Trim Tab Anode Ø92 mm
The Tecnoseal 01140 series consists of sacrificial trim tab anodes designed for Yamaha 50–100 HP outboard motors. Corresponding to Yamaha OEM part number 67F-45371-00, these replacement anodes help protect submerged metallic components of compatible Yamaha outboard lower units against galvanic corrosion.
Each anode features a circular base with an integrated angled vertical trim tab fin and a central mounting section. The fin extends beyond the circular base, creating a distinctive profile intended for the corresponding trim tab position on compatible Yamaha outboard engines. The sacrificial metal gradually corrodes during service, helping reduce galvanic corrosion of surrounding protected metallic components.
The anode measures 132 mm (5.20 in) in overall length (l), including the projecting fin, and 50 mm (1.97 in) in height (h). The circular base has a diameter (Ø) of 92 mm (3.62 in), while the additional profile dimension (h1) is 25 mm (0.98 in). The mounting thread (m) is M10 × 1.25.
Three material versions are available with identical dimensions and mounting geometry. The zinc version, Tecnoseal 01140, weighs 0.41 kg (0.90 lbs). The aluminium version, Tecnoseal 01140AL, weighs 0.15 kg (0.33 lbs), while the magnesium version, Tecnoseal 01140MG, weighs 0.10 kg (0.22 lbs). These versions allow the appropriate sacrificial material to be selected according to the vessel's operating water conditions.
The Tecnoseal 01140 series is intended for Yamaha 50–100 HP outboard applications. Before replacement, the Yamaha OEM reference, fin orientation, circular base diameter and mounting thread should be compared with the existing component.
Technical Specifications
Manufacturer Tecnoseal Product Type Outboard Trim Tab Anode Compatible Manufacturer Yamaha Compatible Outboards 50–100 HP Yamaha OEM Reference 67F-45371-00 Available Materials Zinc, Aluminium, Magnesium Construction Circular base with integrated angled vertical fin Mounting Configuration Central M10 × 1.25 mounting thread
Available Versions
Tecnoseal Code Material Weight EAN 01140 (Osculati 43.269.00) Zinc 0.41 kg (0.90 lbs) 8033837065456 01140AL Aluminium 0.15 kg (0.33 lbs) 8052530702772 01140MG Magnesium 0.10 kg (0.22 lbs) 8052744983684
Dimensions and Mounting Specifications
Overall Length (l) 132 mm (5.20 in) Height (h) 50 mm (1.97 in) Profile Dimension (h1) 25 mm (0.98 in) Base Diameter (Ø) 92 mm (3.62 in) Mounting Thread (m) M10 × 1.25
Compatibility and OEM Cross-References
- Compatible Manufacturer: Yamaha
- Outboard Power Range: 50–100 HP
- Application: Outboard trim tab anode
- Yamaha OEM Part Number: 67F-45371-00
- Zinc Version: Tecnoseal 01140
- Aluminium Version: Tecnoseal 01140AL
- Magnesium Version: Tecnoseal 01140MG
Key Features
- Designed for compatible Yamaha 50–100 HP outboard motors.
- Corresponds to Yamaha OEM part number 67F-45371-00.
- Circular sacrificial anode with an integrated angled vertical fin.
- Helps protect submerged metallic lower-unit components against galvanic corrosion.
- Available in zinc, aluminium and magnesium versions.
- Overall length, including the fin: 132 mm.
- Overall height: 50 mm.
- Circular base diameter: 92 mm.
- Additional profile dimension (h1): 25 mm.
- Mounting thread: M10 × 1.25.
- Identical dimensions and mounting configuration for all three material versions.
Compatibility Note: Before ordering, verify the Yamaha outboard model, OEM part number and existing trim tab dimensions. Compare the fin orientation, circular base profile and M10 × 1.25 mounting thread with the original component. Select the appropriate sacrificial anode material according to the vessel's operating water conditions.
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