Skip to product information
+.030" oversized breather is used to save worn or damaged crankcases.
Manufactured from aerospace quality steel and CNC machined to the JIMS standard.
Note: 48-E77 breathers must be used with 54-E77 style pinion and 70-E77 camshafts.
Note: JIMS breathers can be used with L79-99 style steel breather valve thrust washers.
Note: See 978343 JIMS breather hole reamer tool.
Fits: > 48-E77 BT (NU)
Jims, Steel Breather Valve. +.030" For Harley Davidson
206.89 €
Sale price
206.89 €
Regular price
Manufactured from aerospace quality steel and CNC machined to the JIMS standard.
Note: 48-E77 breathers must be used with 54-E77 style pinion and 70-E77 camshafts.
Note: JIMS breathers can be used with L79-99 style steel breather valve thrust washers.
Note: See 978343 JIMS breather hole reamer tool.
Fits: > 48-E77 BT (NU)