BOOST Trail 129 / 137 / 146
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Capacities and Dimensions |
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Body Style |
Matryx |
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Rider Capacity |
1 |
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Coolant Capacity |
(129 in) 6.3 qt (5.92 l) (137 in) 6.5 qt (6.13 l) (146 in) 6.67 qt (6.31 l) |
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Chaincase Oil Capacity |
10 oz (296 ml) |
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Fuel Tank Capacity |
11.5 gal (43.5 l) |
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Gearcase Oil Capacity |
N/A |
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Oil Capacity (qts./l) |
3.9 qt (3.7 l) |
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Drive Clutch Center Distance |
10.625 in (26.99 cm) |
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Drive Belt P/N |
3212325 |
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Drive Clutch |
P-22 |
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Driven Clutch |
Lightweight Team Roller Reverse |
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Reverse Transmission |
Electronic Reverse |
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Engine and Cooling |
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Engine |
ASM-ENG S8861–8444–LA8M |
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Displacement |
840 cc |
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Cylinders |
2-monoblock |
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Bore x Stroke (mm) |
85 x 74 |
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Alternator Output |
500 w @ 5000 RPM |
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Throttle Body |
1208880 |
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Recommended Engine Oil |
VES Extreme |
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Throttle Body Bore Size |
48mm |
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Idle RPM |
1800 +/- 200 |
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Rated Operating RPM |
8250 +/- 150 |
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Cooling |
Liquid |
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Ignition Type |
CDI |
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Ignition Timing °BTDC |
18° @ idle, 1700 RPM w/120°F (49°C) water temp |
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Spark Plug / Gap |
NGK® BPR9ES / 0.027 in (0.7 mm) |
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Recommended Fuel Octane |
91 octane recommended |
Clutch Settings – BOOST Trail
|
Clutch Settings – BOOST Trail |
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|---|---|---|---|---|---|---|
| ALTITUDE meters (feet) |
DRIVE CLUTCH |
DRIVEN CLUTCH |
GEARING |
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Shift Weight |
Clutch Spring |
Clutch Spring |
Driven Helix |
129/137 Track |
146 Track |
|
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*Shaded cells indicate factory settings. Use 2 gram lighter shift weights when operating in temperatures above 40 f (5 c). Drive Clutch Bolt Torque: 110 ft-lbs (149 N·m). Re-torque after running engine. |
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0-600 (0-2000) |
14–84 (1327230) |
165/310 (7045965) |
155/222 (7043063) |
58/44/.36 (5143872) |
23:37–68 1.0 Ripsaw II R |
23:40–70 1.352 Cobra R 19:40–68 2.0 Crossover |
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600-1200 (2000-4000) |
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1200-1800 (4000-6000) |
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1800-2400 (6000-8000) |
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2400-3000 (8000-10,000) |
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3000-3600 (10,000-12,000) |
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