The Peterson Fluid Systems .250-inch spline-drive hub spacer for Big Block Chevrolet applications provides precise spacing for accessory drives. Designed to work with Peterson spline drives and compatible with Gilmer or HTD belts, it helps maintain belt alignment with ATI/MSD-style accessories. Specify this .250" spacer when accurate big block Chevy offset is required for clean drive setup.
Peterson Fluid Systems Spacer .250 Big Block Chevrolet ATI MSD