MANLEY/TOTAL SEAL Ductile Iron Pistons Ring [Bore Size 4.020 | File Fit | Ring Widths 1.5mm x 1.5mm x 3mm | Oil Ring Tension 9-13 lbs.] : COLORADOSPEED - LATE MODEL DOMESTIC (AMERICAN MUSCLE) | IMPORT (EUROPEAN | SPORT COMPACT) AUTOMOTIVE PERFORMANCE PARTS