PERFORMANCE MECHANICAL ADVANCE KIT FOR HARLEY DAVIDSON BIG TWIN & SPORTSTER
WEIGHT: 0.33- SHAFT AND PLATE ARE STAINLESS STEEL MACHINED TO EXACT TOLERANCES
- WEIGHTS ARE HEAT TREATED AND COATED WITH HIGH-TECH POLYMERS TO ENSURE SMOOTH EVEN ADVANCE AND RETRACT MOVEMENT
- INCLUDED SPRINGS ARE HIGH QUALITY PHOSPHATE COATED SPRING WIRE THAT ALLOWS FULL ADVANCE @ 1400 RPM (SAME AS OE)
- HARDENED WASHERS ON ADVANCE WEIGHT PIVOTS TO PREVENT PREMATURE SPRING WEAR
- PRE-LUBRICATED
RIVERA
MECHANICAL ADVANCE KIT
FITS BIG TWIN 1970/1979 & SPORTSTER 1971/EARLY 1979
ALSO FITS AFTERMARKET IGNITION SYSTEM THAT REQUIRES A MECHANICAL ADVANCE UNIT