WSM MARINER / YAMAHA 4-300 HP CRANKCASE CHECK VALVE ASSY - 601-300, 21-80727M

WSM MARINER / YAMAHA 4-300 HP CRANKCASE CHECK VALVE ASSY - 601-300, 21-80727M

Marsoni

M251S

$15.77

Get it in 3 business days with 1 day shipping. Friday, May 29

WSM MARINER / YAMAHA 4-300 HP CRANKCASE CHECK VALVE ASSY - 601-300, 21-80727MITEM#: 601 300 CRANKCASE CHECK VALVE: MARINER YAMAHA 4 300 HP OEM#: 21 80727M, 650 11370 00 00, 650 11370 01 00 BRAND: WSM FITMENTS: Make Model Year(s) Mariner ALL Yamaha 1 Cyl 2 Stroke 5 2001 2002 Yamaha 2 Cyl 2. 205 Bore 15 1984 1992 Yamaha 2 Cyl 2. 205 Bore 9. 9 1984 1992 Yamaha 2 Cyl 2. 835 Bore 25 1984 1987 Yamaha 2 Cyl 2. 835 Bore 30 1985 1990 Yamaha 2 Cyl 3. 228 Bore 55 1989 1992 Yamaha 3 Cyl 2. 373 Bore 25 2001 2002 Yamaha 3 Cyl 2. 373 Bore 30

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This latex pillow has been a great addition to my sleep routine. It offers the perfect balance of softness and support, especially side sleeping. I noticed less pressure on my neck and shoulders after using it. I also like that it’s made with natural latex and free from harsh memory foam chemicals. The removable cover is convenient, and the packaging makes it feel like a premium product.

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Reviewed in the United States on May 16, 2026

Verified Purchase

Ger. K

Omaha, US

★★★★★ 5

Perfect Balance of Comfort & Support!

Color: Soft, Size: Standard(24"×16"×5.5")

I absolutely love this pillow! The Talalay latex feels incredibly supportive while still being soft and comfortable. Unlike memory foam, it doesn't trap heat or give off any chemical smell-just clean, natural comfort. I've noticed a huge difference in my sleep quality; it relieves pressure from my neck and shoulders, and I wake up without stiffness. The Tencel cover is smooth, breathable, and removable for easy washing, which makes it feel extra fresh. The packaging was beautiful, making it feel like a premium gift right out of the box. If you're looking for a high-quality natural pillow that's supportive, durable, and chemical-free, this is it. Highly recommend!

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Reviewed in the United States on August 31, 2025

Verified Purchase

J. K. Brough

Louisville, US

★★★★★ 3

Hard to judge thickness with only dimensions to go by

Color: Soft, Size: Standard(24"×16"×5.5")

Very nice quality, just what I hoped for. But it's just too thick for me. I'm thinking of using my electric knife to try to skim enough off to be usable. I've slept most of my life on latex pillows and have not enjoyed using other pillows.

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Reviewed in the United States on February 3, 2026

Verified Purchase

AmazonPrime User

Lexington, US

★★★★★ 4

Good pillow, but too high for my neck

Color: Soft, Size: Standard(24"×16"×5.5")

I love the Talalay latex for the quality, and that there is no smell. However, it is too high for my neck. I wish the company would make it in a 3" version, instead of just 5.5". They do have a "slim" version, but it is not even the same kind of pillow. It measures 2.5" and the back side is completely flat, so you can not turn it in over for use. The company basically took this 5.5" version and cut it in half for the slim.

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Reviewed in the United States on June 7, 2025