V-FACTOR CAST PISTON KITS FOR HARLEY DAVIDSON BIG TWIN & SPORTSTER
WEIGHT: 1.51- HIGH QUALITY CAST PISTON KITS THAT MEET OR EXCEED ORIGINAL EQUIPMENT SPECIFICATIONS
- COMPRESSION RATIO LISTED WITH EACH PISTON
- SOLD EACH WITH PISTON PIN AND LOCK RINGS
- LOW COMPRESSION PISTONS ENABLE THE USE OF PUMP GAS WITHOUT DETONATION
- SEE THE ENGINE SECTION FOR PISTON RING SETS
- MOLY PART NUMBERS HAVE MOLYBDENUM COATED SHIRTS TO HELP PREVENT CYLINDER WALL SCUFFING
- NOTE: * IT IS NOT RECOMMENDED TO BORE SPORTSTER 1972/EARLY 1973 MODELS MORE THAN .030" OS
V-FACTOR (MOLY)
80CI - 1340CC STD DISPLACEMENT
8:1 (STD. COMPRESSION) RATIO
+.050" OS BORE SIZE
FITS BIG TWIN SHOVELHEAD
(IMPORTED)