Precision-machined billet crankshaft for Mazda BP 1.8L engines, crafted from high-grade 4340 steel for superior strength and fatigue resistance. Fully counterweighted design ensures smooth operation at high RPM with reduced vibration. Direct bolt-in replacement for Familia GT, Laser TX3, MX5, Miata, and Protege models.

CNC-machined to exact OEM specs with upgraded journal tolerances for optimal oil pressure retention. Includes precision-balanced flywheel mounting flange for hassle-free installation. Ideal for street performance builds, track days, or rally applications.

Heat-treated forging process enhances durability under extreme loads. Micro-polished surfaces minimize friction for increased horsepower output. Compatible with both turbocharged and naturally aspirated setups. Ships ready for immediate assembly with protective coating.

Exclusive wholesale pricing for bulk orders with global logistics support. No minimum order quantity for registered business accounts. All units include 12-month manufacturing warranty against defects.