Yamaha 6CS-W009B-21-94 Cylinder Block Assembly is a genuine Yamaha engine component. It is designed for the factory engine assembly used in compatible models. It is listed for 4 Yamaha model and model-year applications for the 2024 model year. Yamaha's parts catalog also lists it on diagrams for 13 additional marine models.

Key Features

• Purpose: Supports OEM-focused engine service when this part is specified.
• Design: Internal engine parts are highly application-specific.
• Fitment: Specified for 4 Yamaha model and model-year applications, listed in the compatibility section below.
• Part Number: Sold as genuine Yamaha part number 6CS-W009B-21-94.

Engine & Boat Compatibility

• FX1800 WaveRunner FX SVHO (2024)
• FX1800A WaveRunner FX Cruiser SVHO (2024)
• FX1800B WaveRunner FX Limited SVHO (2024)
• GP1800 GP SVHO (2024)
• 255XE (BPT1800EY 2023, BPT1800EA 2024, BPT1800EB 2025)
• 255XD (BPT1800GX 2022, BPT1800GA 2024, BPT1800GB 2025, BPT1800GC 2026)
• 275SD (FPT1800AX 2022, FPT1800DA 2024)
• 275SE (FPT1800BX 2022, FPT1800BC 2026)
• 255FSH SPORT E (KPT1800AA 2024)
• 255FSH SPORT H (KPT1800BA 2024, KPT1800BB 2025, KPT1800BC 2026, KPT1800BD 2027)
• 295SD (MPT1800BC 2026, MPT1800BD 2027)
• 205XD (RP1800AD 2027)
• AR205 (RP1800DD 2027)
• AR195 (TP1800AA 2024, TP1800AB 2025)
• SX195 (TP1800BX 2022, TP1800BY 2023, TP1800BA 2024, TP1800BB 2025, TP1800BC 2026)
• 195S (TP1800CA 2024, TP1800CC 2026)
• 195FSH SPORT (UP1800AX 2022, UP1800AY 2023, UP1800AB 2025, UP1800AD 2027)

Performance & Real-World Benefits

Internal engine repairs depend on parts that match the factory assembly. Installing the specified component keeps the rebuild or repair aligned with Yamaha service procedures.

Why Choose Yamaha OEM

Internal engine parts are highly application-specific, so exact part number, model, and service-procedure verification is important before installation.

FAQ

Q1: Is 6CS-W009B-21-94 a genuine Yamaha OEM part?

Yes. This listing is for genuine Yamaha part number 6CS-W009B-21-94, intended for the applications listed in the compatibility section.

Q2: How do I confirm this cylinder block assembly fits my Yamaha?

Match your exact model and model year to the Engine & Boat Compatibility list above, then verify part number 6CS-W009B-21-94 against the applicable Yamaha parts diagram.

Q3: What should be checked before installing an internal engine part?

Verify the exact part number, engine application, measurements or selection codes where applicable, and follow the Yamaha service manual for clearances, torque values, lubrication, and assembly procedures.

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.