Item # D4385896UDUAL DISC UNIT INCLUDES: PPA & 2 6 PAD ENGINE DISCS; USED WITH THE EARLY STEPPED FLYWHEELS, FLYWHEEL STEP: .118"
Item # D4385897UDUAL DISC UNIT INCLUDES: PPA & 2 6 PAD ENGINE DISCS; USED WITH UPDATED FLAT FLYWHEELS, INTERCHANGEABLE WITH 631 0313 09
Item # 631 0313 09NEW LUK; DUAL DISC UNIT INCLUDES: PPA & 2 6 PAD ENGINE DISCS, USED WITH UPDATED FLAT FLYWHEELS, INTERCHANGEABLE WITH D4385897U