OE STYLE ENGINE HEAD GASKETS FOR HARLEY DAVIDSON BIG TWIN & SPORTSTER
WEIGHT: 0.11- CFM-20 IS A PERFORATED STEEL CORE GASKET WHICH ALLOWS HEAT TO BE DRAWN AWAY FROM THE COMBUSTION RING WHILE DISSIPATING HEAT EVENLY ACROSS THE GASKET SURFACE
- HOT SPOTS THAT LEAD TO HEAD GASKET FAILURE ARE ELIMINATED
- CFM-20'S ELASTOMER SURFACE PROVIDES MAXIMUM SEALING CHARACTERISTICS AND SEALING AROUND PASSAGES THAT CARRY OIL
- ALL GASKETS LISTED ARE .043" THICK AND FEATURE A STEEL FIRE RING AT THE COMBUSTION AREA TO HELP PREVENT BLOWN HEAD GASKETS
COMETIC
HEAD GASKET (EACH)
3 7/16" OR 3 1/2" (STOCK BORE)
FITS SHOVELHEAD 1966/1984
REPLACES HD# 16770-66B
BY: COMETIC GASKET