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Manley Platinum Series pistons for 1990–1993.5 Mitsubishi Eclipse with the 6-bolt 4G63T engine are 86mm +1mm overbore, 8.5:1 dish forgings supplied with rings. Built from 2618 alloy forgings, they include premium chrome-moly wrist pins and precise cam-and-barrel skirt profiles. These pistons are intended for professional engine builders and tuners seeking high-strength, race-capable components.
Manley 90-93.5 Eclipse (6 Bolt 4G63T) 86mm +1mm Over Bore 8.5:1 Dish Piston Set w/ Rings
