Transform your 1998-2004 Yamaha YZ125 with this Black Cover Upgrade Kit, combining Boyesen’s Factory Clutch Cover (CC-31B), Factory Ignition Cover (SC33B), and the Supercooler Water Pump Cover & Impeller Kit (WPK-31B).

Each cover is crafted from high-grade aluminum to guard your engine’s internals against dirt and water, ensuring a perfect leak-free seal.

Meanwhile, the water pump’s patented nautilus-style impeller delivers more consistent cooling by increasing coolant flow at all RPM ranges.

Each part features a tough black powder-coated finish for durability and a professional race-inspired look.

Item Specifics:

1. SC33B Factory Ignition Cover

   • Brand: Boyesen
   • Color/Finish: Black / Powder-Coated
   • Features:
     • Seals properly to protect engine internals
     • Strong, lightweight aluminum construction
     • Resists weathering, wear, and tear

2. CC-31B Factory Clutch Cover (0940-0392)

   • Brand: Boyesen
   • Color/Finish: Black / Powder-Coated
   • Features:
     • Guaranteed not to warp over time
     • Individually surfaced for a leak-free fit
     • Durable finish resists weathering

3. WPK-31B Supercooler Water Pump Cover & Impeller Kit (0940-0399)

   • Brand: Boyesen
   • Color/Finish: Black / Powder-Coated
   • Features:
     • Aluminum investment-cast cover and impeller combo
     • High-flow design tested to increase coolant flow
     • Patented nautilus-style impeller for better temperature control
     • Improves overall engine life

Fitment Table:

(Ensure your specific year and model match for proper compatibility.)

Note:

• Each cover is sold as part of this combined kit to deliver a complete blacked-out engine upgrade.
• If you have questions regarding installation or fitment, consult your service manual or contact a professional.

Upgrade your Yamaha YZ125 with this premium black cover kit—boost performance, protection, and style!