Boundary 89-91.5 Ford/Mazda BP 1.6L I4 Oil Pump Assembly (w/o Crank Seal) - BP-S2-SNC

The Stage II oil pump takes performance to the next level by enhancing overall flow and durability. Through precision machining, a deeper pocket is created in the oil pump to accommodate larger, more robust gears. These upgrades deliver superior strength, improved mid-range oil pressure, and increased gear durability.

Key Features of the Stage II Oil Pump:

• Enhanced Gear Design: Fitted with larger, stronger gears for improved mid-range oil pressure and optimal compatibility with Variable Valve Timing (VVT) systems.
• Increased Maximum Pressure: Shimmed to raise the maximum warm oil pressure from 60 PSI to 70 PSI, ensuring greater protection under demanding conditions.
• Everything in Stage I, Plus More: Retains all the benefits of the Stage I pump while delivering advanced features for high-performance applications.

Part Number BP-S2-SNC fits:

• MIATA 1989-1991.5 SHORT NOSE CRANK \ SMALL NOSE CRANK (SNC) 36MM SNOUT DIAMETER