GENERAL INFORMATION MODEL: 2003 TRAIL BOSS 330 . . . . . . . . . . MODEL NUMBER: A03CA32 . ENGINE MODEL: ES32PFE10 . . CARBURETION Type 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 JETTING CHART CLUTCH CHART CLUTCH Type PVT . . . . . . . . . . . . . . . . . . . . Belt 3211077 . . . . . . . . . . . . . . . . . . . . . Belt Width (Projected) 1.188 2 (30.18mm) . .
. . . Side Angle (Overall) 26 . . . . . . Outside Circumference 40.86 .12 2 . . . . Center Distance 10 .12 2 (254.5mm) . . . . . . . . . . Clutch Offset 0.5 2 (12.7mm) . . . . . . . . . . . . Drive Spring Grey . . . . . . . . . . . . . Driven Spring Black . . . . . . . . . . . . Driven Helix 2+2 . . . . . . . . . . . . . * 40 E helix, black driven spring ENGINE Type 4 Cycle, Single Cyl. . . . . . . . . . . . . . . . . . . . . . . . Displacement 329 cc . . . . . . . . . . . . . . . Bore 3.091 2 (78.5mm) . . . . . . . . . . . . . . . . . . . . . . . Stroke 2.679 2 (68mm) . . . . . . . . . . . . . . . . . . . . . Valve Clearance In & Ex 0.006 0.0008 2 (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 . . . . . . .
1.6 AMBIENT TEMPERATURE Altitude Below 40F +40EF to +80EF Below 5C +5EC to +26EC Meters (Feet) 0-1800 (0-6000) 117.5 122.5 above 1800 (above 6000) 120 115 Altitude Shift Weight Drive Clutch Spring Driven Clutch Spring Driven Helix Meters (Feet) 0-1800 (0-6000) 20 --40 Blue/Grey Black 2+2 1800-3700 (6000-12000) 20 --38 Blue/Grey Black 2+2