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The Supertech exhaust valve for Honda B18A and B20 applications is a black-nitrided 28×6.55×105.80mm direct-fit valve supplied as a set of eight for full exhaust-side service. These OE-form replacement valves are intended for cylinder head rebuilds and routine valve replacement, providing a matched set sized to restore exhaust valvetrain clearance and continuity across the bank.
Supertech Honda B18A/B20 28x6.55x105.80mm Blk Nitrided Exhaust Valve - Set of 8
