Tecnoseal 806190 Mercruiser Bravo I/II/III Trim Cylinder Collar Anode

ID 1404489

$ 30.33

1-2 weeks delivery time

Type:

Zinc
Magnesium
Aluminium

Item:

140 g
90 g
340 g

The Tecnoseal 00818 Series is a sacrificial trim cylinder collar anode designed for Mercruiser Bravo I, Bravo II and Bravo III sterndrives, corresponding to OEM part number 806190. Available in zinc (00818), aluminium (00818AL) and magnesium (00818MG), it helps protect compatible trim cylinder components against galvanic corrosion. The anode features a U-shaped collar with two mounting holes and catalogue dimensions of a = 49 mm (1.93"), b = 12 mm (0.47"), c = 21 mm (0.83"), h = 51 mm (2.01"), i = 38 mm (1.50") and mounting hole diameter Ø = 5.50 mm (0.22"). The zinc version weighs 0.34 kg (340 g / 0.75 lbs), aluminium 0.14 kg (140 g / 0.31 lbs) and magnesium 0.09 kg (90 g / 0.20 lbs). All three versions share identical dimensions.

Description
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Tecnoseal 806190 Mercruiser Bravo I/II/III Trim Cylinder Collar Anode

The Tecnoseal 00818 Series consists of sacrificial trim cylinder collar anodes designed for Mercruiser Bravo I, Bravo II and Bravo III sterndrives. These anodes help protect compatible metallic trim cylinder components against galvanic corrosion. According to the Tecnoseal catalogue, the corresponding original part number is 806190.

The anode features a U-shaped collar with two mounting holes and an elongated body for installation on compatible trim cylinders. Its overall width (a) is 49 mm (1.93"), dimension b is 12 mm (0.47"), inner opening width (c) is 21 mm (0.83") and height (h) is 51 mm (2.01"). The additional catalogue dimension (i) is 38 mm (1.50"), and the mounting hole diameter is 5.50 mm (0.22"). Three material versions are available: zinc, aluminium and magnesium. All versions share identical dimensions but differ in weight.

Technical Specifications

Manufacturer	Tecnoseal
Product Series	00818
Product Type	Trim Cylinder Collar Anode
Application	Mercruiser Bravo I, Bravo II and Bravo III Sterndrives
OEM Part Number	806190
Available Materials	Zinc, Aluminium, Magnesium
Mounting Hole Diameter	5.50 mm

Available Versions and Osculati Cross-References

Tecnoseal Part Number	Material	Osculati Reference	Weight
00818	Zinc	43.424.00	0.34 kg (0.75 lbs)
00818AL	Aluminium	43.424.30	0.14 kg (0.31 lbs)
00818MG	Magnesium	43.424.31	0.09 kg (0.20 lbs)

Dimensions and Mounting

Catalogue Dimension	Measurement
Overall Width (a)	49 mm (1.93")
Dimension (b)	12 mm (0.47")
Inner Opening Width (c)	21 mm (0.83")
Height (h)	51 mm (2.01")
Dimension (i)	38 mm (1.50")
Mounting Hole Diameter (Ø)	5.50 mm (0.22")

Product Configurations

Tecnoseal 00818 – Zinc Mercruiser Trim Cylinder Collar Anode

Material: Zinc
Weight: 0.34 kg (0.75 lbs)
Catalogue Dimensions: a = 49 mm, b = 12 mm, c = 21 mm, h = 51 mm, i = 38 mm
Mounting Hole Diameter: 5.50 mm
OEM Reference: 806190
Osculati Reference: 43.424.00

Tecnoseal 00818AL – Aluminium Mercruiser Trim Cylinder Collar Anode

Material: Aluminium
Weight: 0.14 kg (0.31 lbs)
Catalogue Dimensions: a = 49 mm, b = 12 mm, c = 21 mm, h = 51 mm, i = 38 mm
Mounting Hole Diameter: 5.50 mm
OEM Reference: 806190
Osculati Reference: 43.424.30

Tecnoseal 00818MG – Magnesium Mercruiser Trim Cylinder Collar Anode

Material: Magnesium
Weight: 0.09 kg (0.20 lbs)
Catalogue Dimensions: a = 49 mm, b = 12 mm, c = 21 mm, h = 51 mm, i = 38 mm
Mounting Hole Diameter: 5.50 mm
OEM Reference: 806190
Osculati Reference: 43.424.31

Sterndrive Compatibility

Manufacturer: Mercruiser
Compatible Sterndrives: Bravo I, Bravo II and Bravo III
Installation Location: Trim Cylinder

OEM and Cross-References

Mercruiser OEM Part Number: 806190
Tecnoseal 00818 (Zinc): Osculati 43.424.00
Tecnoseal 00818AL (Aluminium): Osculati 43.424.30
Tecnoseal 00818MG (Magnesium): Osculati 43.424.31

Key Features

Trim cylinder collar anode for Mercruiser Bravo I, Bravo II and Bravo III sterndrives.
Corresponds to OEM part number 806190.
Available in zinc, aluminium and magnesium versions.
U-shaped collar with two mounting holes.
Provides sacrificial corrosion protection for compatible trim cylinder components.
Overall width (a): 49 mm.
Inner opening width (c): 21 mm.
Height (h): 51 mm.
Additional dimensions: b = 12 mm, i = 38 mm.
Mounting hole diameter: 5.50 mm.
Identical catalogue dimensions across all three material versions.
Zinc: Tecnoseal 00818 / Osculati 43.424.00 / 340 g.
Aluminium: Tecnoseal 00818AL / Osculati 43.424.30 / 140 g.
Magnesium: Tecnoseal 00818MG / Osculati 43.424.31 / 90 g.