BREATHER VALVE AND GEAR FOR HARLEY DAVIDSON BIG TWIN
WEIGHT: 0.37- WHETHER YOU'RE BUILDING AN ENGINE FROM SCRATCH , REBUILDING AN ENGINE THAT HAS BEEN THRASHED OR UPDATING FROM THE OEM PLASTIC BREATHER , WE RECOMMEND USING ONE OF THESE TOP QUALITY STEEL BREATHER VALVE AND GEARS
- THE STOCK PLASTIC BREATHERS ARE KNOWN FOR THEIR TERRIBLE DISTORTION AND CAN EASILY BE UPGRADED TO ONE OF THESE
- ALL JIM'S BREATHERS ARE OF THE LATE STYLE SLOTTED DESIGN
- ALL BREATHERS LISTED ARE DESIGNED TO BE USED WITH LATE 1979/1982 STEEL BREATHER SHIMS
- SEE THE ENGINE SECTION FOR BREATHER SHIMS
- AVAILABLE IN STANDARD DIAMETER OR +.030" OUTSIDE DIAMETER
- THE +.030" IS DESIGNED TO REPAIR GOUGED OUT BREATHER HOLES AND WILL REQUIRE MACHINE WORK
JIMS
+.030" OUTSIDE DIAMETER BREATHER VALVE & GEAR
FITS SHOVELHEAD & BIG TWIN EVOLUTION LATE 1977/LATER
REPLACES HD# 25313-77A
BY: JIMS MACHINING