1.24
MODEL SPECIFICATIONS
600 HO SWITCHBACK
MODEL S07PS6FS(A)
Engine
Engine type Liberty
Engine displacement 599cc
Engine model number S3273-6044-PF6F
Bore (in/mm) 3.04/77.25
Stroke (in/mm) 2.52/64
Piston to cylinder clearance (in/mm) .0045-.0059/.114-.150
Piston ring end gap
(in/mm)
.014-.020/.36-.51
Operating RPM±200 8100
Idle RPM±200 1500
Clutch engagement RPM ±200 3800
Exhaust valve spring Pink
Fuel Delivery
Type TM38
Main Jet 420
Pilot Jet 50
Jet Needle/Clip position 9DGN6-57/2
Needle Jet P-8
Throttle gap under cutaway (in/mm) 0.08/2.1
Throttle slide cutaway 1.5 Notch
Valve seat 1.5
Starter jet 145
Pilot air jet .6
Fuel screw setting 1.25
Air screw setting N/A
Recommended fuel octane (R+M/2) 91
Jetting
Altitude
meters (feet)
Ambient Temperature
< -25°F/<-35°C
-30°F to -10°F/-34°C to -23°C
-15°F to +5°F/-26°C to -15°C
0°F to +20°F/-18°C to -7°C
+15°F to +35°F/-9°C to +2°C
+30°F to +50°F/-1°C to +10°C
+45°F to +65°F/+7°C to +18°C
>+60°F/>+16°C
0-600
(0-2000)
440
#3
430
#3
420
#2
400
#2
390
#2
380
#2
370
#2
360
#1
600-1200
(2000-4000)
410
#3
400
#3
390
#2
370
#2
360
#2
350
#2
340
#1
330
#1
1200-1800 (4000-
6000)
370
#3
360
#2
350
#2
340
#2
330
#2
320
#1
310
#1
300
#1
1800-2400 (6000-
8000)
340
#3
320
#2
310
#2
300
#2
280
#1
280
#1
270
#1
260
#1
2400-3000
(8000-10000)
310
#2
300
#2
290
#2
280
#1
270
#1
260
#1
250
#1
240
#1
3000-3700
(10000-12000)
290
#2
280
#2
270
#1
250
#1
240
#1
230
#1
220
#1
210
#1
When using non oxygenated fuel with an octane number
greater than 93, decrease the main jet number in the above
chart by 10 and raise the E-clip one position. If already in
position #1 install washer on top when using the above fuel.
Clutching
Altitude meters
(feet)
Drive Clutch (P-85) Driven Clutch (TEAM)
Shift
Weight
Clutch
Spring
Clutch
Spring
Driven
Helix
Gearing
0-600
(0-2000)
10-62
Black/
Green
Red/
Black
64/42-36
ER
22:39-76
600-1200
(2000-4000)
10-60
Black/
Green
Red/
Black
56/42-36
ER
22:39-76
1200-1800 (4000-
6000)
10-58
Black/
Green
Red/
Black
56/42-36
ER
22:39-76
1800-2400 (6000-
8000)
10-56
Black/
Green
Red/
Black
56/42-36
ER
20:41-76
2400-3000
(8000-10000)
10-54
Black/
Green
Red/
Black
56/42-36
ER
20:41-76
3000-3700
(10000-12000)
10AL
Black/
Green
Red/
Black
56/42-36
ER
20:41-76
Drive clutch bolt torque 50 ft-lbs (69 N-m)
Belt
Belt part number 3211080
Belt width (in/cm) 1.438/3.65
Belt side angle 28°
Outside diameter (in/cm) 46.625/118.4
Clutch center distance (in/cm) 11.5/29.2