Restore the peak performance of your Mercury & Mariner 200HP 2.5L EFI outboard engines with this complete powerhead rebuild kit. It is engineered for 1992-2000 top-guided models featuring cylinder head O-rings and a 3.5” bore size.
This all-in-one rebuild solution includes premium-grade components carefully selected for reliability, durability, and OEM-level fitment. So, whether you are handling routine wear or rebuilding after a major failure, the kit brings your powerhead back to life with confidence.
The high-quality rebuild kit is available in both standard-size pistons and a range of oversized pistons with .010, .015, .020, .030, and .040 bores. It allows you to find the perfect fit for your specific engine block. The precision-manufactured parts are built for performance to deliver excellent sealing and heat resistance.
Please specify your required size when ordering.
Compatibility:
This rebuild kit is specifically engineered for use with Mercury/Mariner 200HP 2.5L 6-Cylinder EFI Powerheads from 1992 to 2000 with Top-Guided design. It is also compatible with models that feature Cylinder Head O-Rings and a 3.5” Bore Size.
What’s Included:
- Six Pistons [Complete with rings, pins, and clips]
- One Gasket Kit [including 1 Drive Housing, 1 Base Gasket, 1 Drive Plate Gasket, 1 Reed Block Gasket, 1 Intake Gasket, 1 Divider Plate Gasket, 1 Upper Cap O-Ring 2.8 OD, 1 Lower Cap O-Ring, 6 Head Inner O-Rings, 2 Head Outer O-Rings, 1 Fuel Pump Gasket, 4 Relief Valve Gaskets, 2 Case Half Gaskets, 1 Thermostat Gasket, 1 Divider Hose Seal, and 3 Upper/Lower End Caps]
- Main Bearings [One Upper, Two Center, and One Lower]
- Rod Bearings [Six Upper and Six Lower]
- Twelve Rod Bolts
The DIY-friendly kit simplifies the powerhead overhaul process, saving time and ensuring long-term engine performance on the water.
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SHIPPING: Additional shipping fees to Alaska, Hawaii, US Territories, or International Shipping will be calculated after checkout. You will receive an email and a PayPal money request for the additional shipping charges at the email address provided. (Some items are excluded from international shipping)
If you have any questions, please contact us through e-mail at customerservice@marinepartswarehouse.com. Please provide your engine model number to help confirm compatibility.
