2
General Information
NOTE: Some photographs and illustrations used in
this manual are used for clarity purposes only and
are not designed to depict actual conditions.
General Specifications
Specifications subject to change without notice.
* One inch below plug threads.
** At the plug threads.
CHASSIS
Brake Type Hydraulic w/Brake Lever
Lock and Auxiliary Brake
Tire Size Front - 24 x 8-12
Rear - 24 x 10-12
Tire Inflation Pressure 27.6 kPa (4 psi)
MISCELLANY
Spark Plug Type NGK CR8E
Spark Plug Gap 0.7-0.8 mm (0.028-0.031 in.)
Gas Tank Capacity (rated) 15.1 L (4.0 U.S. gal.)
Rear Drive Capacity 250 ml (8.5 fl oz)*
Front Differential Capacity 275 ml (9.3 fl oz)**
Engine Oil Capacity 3.3 L (3.5 U.S. qt) - Overhaul
2.8 L (3.0 U.S. qt) - Change
Gasoline (recommended) 87 Octane Regular Unleaded
Engine Oil (recommended) Arctic Cat ACX All Weather
(Synthetic)
Differential/Rear Drive Lubricant SAE Approved 80W-90
Hypoid
Drive Belt Width (minimum) 28.5 mm (1.12 in.)
Brake Fluid DOT 4
Taillight/Brakelight 12V/5W/21W
Headlight 12V/35W (4)
FUEL SYSTEM
Carburetor Type Keihin CVK34
Main Jet 112
Slow Jet 38
Pilot Screw Setting (turns) 2 1/2
Jet Needle NLGB
Idle RPM (engine warm) 1250-1350
Starter Jet 75
Float Height 17 mm
Throttle Cable Free-Play (at lever) 3-6 mm (1/8-1/4 in.)
IGNITION
Ignition Timing 10° BTDC @ 1500 RPM
Spark Plug Cap
4000-6000 ohms
Ignition Coil Resistance (primary)
(secondary)
Less than 1 ohm (terminal to
terminal)
2900-3400 ohms (high ten-
sion - plug cap removed - to
ground)
Ignition Coil Peak Voltage (primary/CDI) 250-375 DC volts
(black/yellow to black)
MAGNETO
Stator Coil Resistance (trigger)
(charging)
90-110 ohms (green to blue)
Less than 1 ohm (black to
black)
Peak Voltage (trigger) 7.8-9.3 volts (green to blue)
AC Generator Output (no load) 60 AC volts @ 3000 RPM
(black to black)
Generator Output (approx) 220W @ 5000 RPM
CRANKSHAFT
Connecting Rod (small end) (max) 20.021 mm
Connecting Rod (big end side-to-side)
(max)
0.7 mm
Connecting Rod (big end width) 21.95-22.00 mm
Connecting Rod (small end deflection)
(max)
3.0 mm
Crankshaft (web-to-web) 60.9 mm
Crankshaft Runout (max) 0.03 mm
CYLINDER, PISTON, AND RINGS
Piston Skirt/Cylinder Clearance 0.060-0.073 mm
Piston Diameter 15 mm from Skirt End 80.98-81.00 mm
Piston Ring Free End Gap (max) (1st)
(2nd)
11.6 mm
10.1 mm
Bore x Stroke 81.0 x 71.2 mm
Cylinder Trueness (max) 0.01 mm
Piston Ring End Gap - Installed (min) 0.15 mm
Piston Ring to Groove Clearance (max)
(1st/2nd)
0.06 mm
Piston Ring Groove Width (1st)
(2nd)
(oil)
1.01-1.03 mm
1.21-1.23 mm
2.01-2.03 mm
Piston Ring Thickness (1st)
(2nd)
0.97-.99 mm
1.17-1.19 mm
Piston Pin Bore (max) 20.008 mm
Piston Pin (min) 19.994 mm
VALVES AND GUIDES
Valve Face Diameter (intake)
(exhaust)
30.6 mm
27.9 mm
Valve/Tappet Clearance (intake)
(cold engine) (exhaust)
0.10 mm
0.23 mm
Valve Guide/Stem (intake)
Clearance (max) (exhaust)
0.10 mm
0.30 mm
Valve Guide/Valve Stem Deflection
(Wobble Method) (Max)
0.035 mm
Valve Face Radial Runout (max) 0.15 mm
Valve Guide Inside Diameter 5.000-5.012 mm
Valve Stem Outside Diameter (intake)
(exhaust)
4.975-4.990 mm
4.951-4.970 mm
Valve Stem Runout (max) 0.10 mm
Valve Head Thickness (min) 2.30 mm
Valve Face/Seat Width (min)
(intake/exhaust)
0.99 mm
Valve Seat Angle (intake/exhaust) 45°
Valve Spring Free Length (min)
40.4 mm
Valve Spring Tension @ 31.1 mm 21.4 kg (47.18 lb)
CAMSHAFT AND CYLINDER HEAD
Cam Lobe Height (min) (intake/exhaust) 33.53 mm
Camshaft Journal Oil Clearance (max) 0.040 mm
Camshaft Journal Holder (right & center)
Inside Diameter (left)
21.98-22.04 mm
17.48-17.53 mm
Camshaft Journal Outside (right & center)
Diameter (left)
21.97-21.98 mm
17.47-17.48 mm
Camshaft Runout (max) 0.03 mm
Rocker Arm Inside Diameter 12.000-12.018 mm
Rocker Arm Shaft Outside Diameter 11.975-11.987 mm
Cylinder Head/Cover Distortion (max) 0.05 mm
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