KPMI BASEWASHER OEM HT STEEL IN/EX HD KNUCKLEHEAD 1936-1947

KPMI® Basewashers are designed to safely control lateral movement of the spring and to set the correct valve spring installed height , each valvetrain system. The ID is close to a net fit on the valve guide, allowing just enough clearance , an oversize guide. The shoulder diameters are designed to fit the spring correctly. The steps are designed with specific radii called out in each corner so there are no sharp edges. Each basewasher has been engineered to maximize its mechanical strength using FEA design software.

Manufacturer Part #: 20-20428

Prop 65 WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or reproductive harm. For more information go to www.P65Warnings.ca.gov.