Boundary Engineering Billet Back Plate Mazda BP 91.5-05 Escort GT Mazda Miata - BP-BBP

Boundary Engineering Billet Back Plate Mazda BP 91.5-05 Escort GT Mazda Miata - BP-BBP

Part Number: BP-BBPOur Billet back plates use advanced CFD simulation and exacting 3D precision milling to create a blend of engineering and manufacturing that produces less leak by, less aeration, less cavitation, and more high RPM flow.

Plate is cut from billet steel, 5 times as rigid as aluminum, reducing blow by and air ingestionPlates feature our MartenWear surfaces for long lifeIncreased volume and reduced foam increases engine bearing lifeUtilizes surface grinding to create the ultimate pump seal

Part Number: BP-BBP FITS:

MIATA 1991.5-2005