GENERAL INFORMATION
1.6
MODEL: 2003 TRAIL BOSS 330..........
MODEL NUMBER: A03CA32.
ENGINE MO DEL : ES32PFE10..
JETTING CHART
AMBIENT TEMPERATURE
Altitude
Below 40°F
+40EFto+80EF
Below 5°C
+5ECto+26EC
Meters
(Feet)
0-1800
(0-6000)
117.5 122.5
above 1800
(above 6000)
120 115
CLUTCH CHART
Shift
Drive Clutch
DrivenClutch
Driven
Weight Spring Spring Helix
Meters
0-1800
(Feet)
-
(0-6000)
20--40 Blue/Grey Black 2+2
1800-3700
-
(6000-12000)
20--38 Blue/Grey Black 2+2
*40E helix, black driven spring
ENGINE
T ype 4 Cycle, Single Cyl........................
Displacement 329 cc...............
Bore 3.0912 (78.5mm).......................
Stroke 2.6792 (68mm).....................
Valve Clearance In & Ex 0.006 ± 0.00082 (0.15 ± 0.02 mm) BTDC on compression......
Cooling Air with fan assisted oil cooler....................
Lubrication Type Wet Sump............
Piston Marking None..............
Operating RPM±200 6300 RPM.........
Idle RPM ± 50 (lights off) 1300 RPM.....
Compression Ratio 9.2:1..........
Compression Pressure 70--90 PSI.......
CARBURETION
T ype BST 34 Mikuni................
Main Jet 122.5............
Pilot Jet 42.5.............
Jet Needle 4HB48--2...........
Needle Jet P-0M...........
Pilot Screw 2 Turns Out..........
Pilot Air Jet 160..........
Valve Seat 1.5...........
Fuel Octane (R+M/2) 87 Non-Oxygenated or.
89 Oxygenated
CLUTCH
Type PVT....................
Belt 3211077.....................
Belt Width (Projected) 1.1882 (30.18mm).....
Side Angle (Overall) 26°......
Outside Circumference 40.86 ±.122....
Center Distance 10±.122 (254.5mm)..........
Clutch Offset 0.52 (12.7mm)............
Drive Spring Grey.............
Driven Spring Black............
Driven Helix 2+2.............