← The rest of the catalogue Edgers · part-number series 4137
FC 75
15 exploded views, 425 part numbers.
Factory tuning settings
| Idle speed | 2,800 rpm |
| Max speed | 10,500 rpm |
| L screw (low speed) | 1 turn |
| H screw (high speed) | 3/4 turn |
| Confidence | sourced |
Screw figures are turns open from lightly seated.
Set the final mixture by ear and tachometer against the machine in front of you — running
a two-stroke lean to hit a published number is how pistons get scored.
- A Crankcase, Cylinder 21
- B Rewind starter, Muffler 23
- C Ignition system, Clutch 26
- D Air filter, Fuel tank 39
- E Carburetor C1Q-S157A, C1Q-S69A 40
- F Carburetor C1Q-S63A 36
- G Carburetor C1Q-S56A (16.2001) 31
- H Carburetor C1Q-S45 (16.2001) 32
- J Carburetor C1Q-S28E, C1Q-S41C 1 42 812 153 (21.1999) 36
- K Carburetor WT-447 38
- L Handle 14
- M Handle (24.2002) 19
- O Drive tube assembly, Loop handle, Gear head 30
- P Deflector, Tools, Extras 23
- Q Deflector 17
Others on part-number series 4137
These share the powerhead, so a sheet you cannot find here may be filed under one
of them. That does not make every part interchangeable — check yours.
- · FS 75, FS 80, FS 80 R, FS 85, FS 85 R, FS 85 T, FS 85 RX 25
- · FC 85 13
- · FH 75 17
- · FR 85 T, FR 85 21
- · HL 75, HL 75 K 22
- · KW 85 15
- · SP 80, SP 80 K 13
- · SP 85, SP 85 K 16
- · HT 70, HT 75 24
- · KM 85, KM 85 R 16
- · SP 81 10
- · KA 85 R 9
- · FCB-KM, FCS-KM 6
- · FCS 2
Parts are not
interchangeable across series — check yours before ordering.