Mariah FS18

Q: What years was the Mariah FS18 produced?

Our records show the Mariah FS18 was available from 2009 through to 2010 — a production run of 2 model years. Use the year cards above to find the specific year you're researching.

Q: How long is the Mariah FS18?

The Mariah FS18 measures 18 feet in overall length. Always confirm against the specific year sheet, as dimensions can vary between model year revisions.

Q: How much does the Mariah FS18 weigh?

The Mariah FS18 has a documented dry weight of 31 lbs. Add your motor, fuel, and gear when calculating total towing weight.

Q: What is the maximum horsepower for the Mariah FS18?

The Mariah FS18 has a maximum engine rating of 190 hp (142 kW). Always fit an engine at or below the rated maximum to stay within the builder's safety specification.

Q: How many people can the Mariah FS18 carry?

The Mariah FS18 is rated for 8 passengers. As a practical guide, most experienced skippers aim for around 80% of rated capacity for a comfortable day on the water.

Q: What hull type does the Mariah FS18 use?

The Mariah FS18 features a fiberglass modified vee hull. Deep-V and modified-V hulls cut through chop efficiently and are popular for fishing and general runabout use.

Q: What is the fuel capacity of the Mariah FS18?

The Mariah FS18 carries a 22-gallon fuel tank. Actual range depends on motor choice, load, and conditions.

Q: Who makes the Mariah FS18?

The Mariah FS18 is manufactured by Mariah. Browse the full Mariah spec catalogue to compare other models from the same range.

Mariah FS18 — all spec sheets

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Model Overview

Mariah FS18 Specifications

Length18 ft

Beam7 ft. 8 in. (2.3 m)

Weight31 lbs

Max HP190 hp (142 kW)

Fuel22 gal

Capacity8 people

Years Made2009–2010

HullModified Vee

MaterialFiberglass

The Mariah FS18 was built across 2 model years, from 2009 through to 2010 — a fiberglass modified vee design with i/o propulsion.

Documented specifications include 18 ft in overall length, a dry weight of 31 lbs, a maximum engine rating of 190 hp (142 kW), capacity for 8 people and a 22-gallon fuel tank. Click any year card below to view the full spec sheet.

Specifications are consistent across all model years in our database.

Browse by year

2009 2010

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2009 vs 2010

Spec sheets — all years

Mariah FS18 2010 Boat Specs

2010

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Mariah FS18 2009 Boat Specs

2009

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Mariah FS18 — Common Questions

What years was the Mariah FS18 produced?

Our records show the Mariah FS18 was available from 2009 through to 2010 — a production run of 2 model years. Use the year cards above to find the specific year you're researching.

How long is the Mariah FS18?

The Mariah FS18 measures 18 feet in overall length. Always confirm against the specific year sheet, as dimensions can vary between model year revisions.

How much does the Mariah FS18 weigh?

The Mariah FS18 has a documented dry weight of 31 lbs. Add your motor, fuel, and gear when calculating total towing weight.

What is the maximum horsepower for the Mariah FS18?

The Mariah FS18 has a maximum engine rating of 190 hp (142 kW). Always fit an engine at or below the rated maximum to stay within the builder's safety specification.

How many people can the Mariah FS18 carry?

The Mariah FS18 is rated for 8 passengers. As a practical guide, most experienced skippers aim for around 80% of rated capacity for a comfortable day on the water.

What hull type does the Mariah FS18 use?

The Mariah FS18 features a fiberglass modified vee hull. Deep-V and modified-V hulls cut through chop efficiently and are popular for fishing and general runabout use.

What is the fuel capacity of the Mariah FS18?

The Mariah FS18 carries a 22-gallon fuel tank. Actual range depends on motor choice, load, and conditions.

Who makes the Mariah FS18?

The Mariah FS18 is manufactured by Mariah. Browse the full Mariah spec catalogue to compare other models from the same range.