3A1-87121-0 Power Head Gasket Kit Replacement for Tohatsu Nissan 25 30 HP Outboard 2-Stroke Engines M25C M30A NS25C NS30A 1996-2005

Restore Engine Compression and PerformanceEnsure a reliable, leak-free seal for your marine engine with this premium Power Head Gasket Kit. Designed specifically for rebuilding the top end of Tohatsu and Nissan 2-stroke outboards (25HP and 30HP), this kit provides the precision and durability needed for harsh marine environments.Why Choose This Overhaul Kit?Marine-Grade Construction: Engineered materials specifically treated to resist saltwater corrosion and withstand high thermal stress during operation.Precision Engineering: Manufactured to match original equipment dimensions, ensuring exact alignment with cylinder bores and coolant passages for a hassle-free installation.Leak-Free Performance: Essential for resolving compression loss, exhaust leaks, or water intrusion during powerhead maintenance.Compatibility Guide:Replacement for Tohatsu Outboard Models (2-Stroke): 1996: M25C2, M30A3 2002: M25C3, M30A4 2005: M25C3Replacement for Nissan Marine Outboard Models (2-Stroke): 2002: NS25C2, NS25C3, NS30A3, NS30A4 2005: NS25C3Replaces OEM Part Numbers: 3A1-87121-0, 346871210, 346871210M, 3A1871211, 3A1871211M, 3A1871215M, 3A1871215, 3A1871213, 3A1871213M, 3A1871214, 3A1871214M.Note: Please verify your engine model year and original part number before purchase to ensure proper fitment. This is an aftermarket replacement part.

• Direct replacement for OEM Part Numbers: 3A1-87121-0, 346871210, 346871210M, 3A1871211, 3A1871211M, 3A1871215M, 3A1871215, 3A1871213, 3A1871213M, 3A1871214, and 3A1871214M; Designed for Tohatsu and Nissan 2-Stroke models including M25C2, M25C3, M30A3, M30A4, NS25C2, NS25C3, NS30A3, and NS30A4
• Critical for rebuilding or repairing the top end of marine engines, this complete overhaul set ensures a leak-free, high-pressure seal; It effectively restores compression and prevents coolant or exhaust leaks in the powerhead assembly
• Engineered to match original equipment dimensions for a hassle-free installation; Precision-manufactured tolerances ensure the gaskets align perfectly with cylinder bores and water passages to prevent installation errors
• Constructed from high-performance materials specifically treated for Saltwater Corrosion Resistance; These gaskets withstand the harsh thermal cycling and wet environments typical of marine boating, preventing premature blowout and material degradation
• Manufactured to meet or exceed OEM grade standards for durable design and long-term performance; Aftermarket Disclaimer: This is an aftermarket replacement part; the brand names and model numbers mentioned are for cross-reference and compatibility demonstration purposes only