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21 TECHNICAL DATA 101

21.2 Engine tightening torques

Nozzle, crank chamber ventilation M4 2 Nm (1.5 lbf ft) Loctite

243™

Oil nozzle for alternator cooling M4 2 Nm (1.5 lbf ft) Loctite

243™

Oil nozzle for balancer shaft lubrication M4 2 Nm (1.5 lbf ft) Loctite

243™

Oil nozzle for clutch lubrication M4 2 Nm (1.5 lbf ft) Loctite

243™

Oil nozzle for conrod bearing lubrica-

tion

M4 2 Nm (1.5 lbf ft) Loctite

243™

Screw, oil nozzle for piston cooling M4 2 Nm (1.5 lbf ft) Loctite

243™

Locking screw for bearing M5 6 Nm (4.4 lbf ft) Loctite

243™

Oil channel screw plug in alternator

cover

M5 2 Nm (1.5 lbf ft) Loctite

243™

Oil nozzle for cam lever lubrication M5 3 Nm (2.2 lbf ft) Loctite

243™

Oil nozzle, piston cooling M5 2 Nm (1.5 lbf ft) Loctite

243™

Screw, bearing bolt, oil pump idler

gear

M5 6 Nm (4.4 lbf ft) Loctite

243™

Screw, crankshaft position sensor M5 6 Nm (4.4 lbf ft) Loctite

243™

Screw, gear position sensor M5 5 Nm (3.7 lbf ft) Loctite

243™

Screw, locking lever M5 6 Nm (4.4 lbf ft) Loctite

243™

Screw, oil pump cover M5 6 Nm (4.4 lbf ft) Loctite

243™

Screw, stator M5 6 Nm (4.4 lbf ft) Loctite

243™

Nut, cylinder head M6 10 Nm (7.4 lbf ft) Lubricated with engine oil

Nut, water pump impeller M6 6 Nm (4.4 lbf ft) Loctite

243™

Screw, alternator cover M6 10 Nm (7.4 lbf ft) –

Screw, clutch cover M6 10 Nm (7.4 lbf ft) –

Screw, clutch slave cylinder M6 10 Nm (7.4 lbf ft) –

Screw, clutch spring M6 10 Nm (7.4 lbf ft) –

Screw, engine case M6 10 Nm (7.4 lbf ft) –

Screw, exhaust flange M6 10 Nm (7.4 lbf ft) Loctite

243™

Screw, oil filter cover M6 10 Nm (7.4 lbf ft) –

Screw, shift drum locating M6 10 Nm (7.4 lbf ft) Loctite

243™

Screw, shift lever M6 14 Nm (10.3 lbf ft) Loctite

243™

Screw, starter motor M6 10 Nm (7.4 lbf ft) –

Screw, timing chain guide rail M6 10 Nm (7.4 lbf ft) Loctite

243™

Screw, timing chain securing guide M6 10 Nm (7.4 lbf ft) Loctite

243™

Screw, valve cover M6 8 Nm (5.9 lbf ft) –

Screw, water pump cover M6 10 Nm (7.4 lbf ft) –

Stud, cylinder head M6 10 Nm (7.4 lbf ft) –

Screw, auto decompression M7x1 15 Nm (11.1 lbf ft) Loctite

243™

Screw, camshaft bearing bridge M7x1 14 Nm (10.3 lbf ft) Lubricated with engine oil

Screw plug, crankshaft location M8 10 Nm (7.4 lbf ft) –

Screw, timing chain tensioning rail M8 15 Nm (11.1 lbf ft) Loctite

243™

Screw, engine sprocket M10 60 Nm (44.3 lbf ft) Loctite

2701™

Plug, oil channel M10x1 15 Nm (11.1 lbf ft) Loctite

243™

Rotor screw M10x1 70 Nm (51.6 lbf ft) Thread, oiled with engine

oil/cone degreased

Screw plug, cam lever axis M10x1 10 Nm (7.4 lbf ft) –

Screw, unlocking of timing chain ten-

sioner

M10x1 8 Nm (5.9 lbf ft) –

Spark plug M10x1 10… 12 Nm (7.4…

8.9 lbf ft)

–

Coolant temperature sensor M10x1.25 12 Nm (8.9 lbf ft) –

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KTM 350 SX-F 2018 Specifications

General

Engine Type	Single cylinder, 4-stroke
Displacement	349.7 cc
Transmission	5-speed
Ignition	Keihin EMS
Rear Suspension	WP XACT Monoshock
Starter	Electric starter
Front Tire	80/100-21
Rear Tire	110/90-19
Bore x Stroke	88 mm x 57.5 mm
Seat Height	950 mm
Final Drive	520 chain
Front Suspension	WP USD Xact, Ø 48 mm
Front Brake	260 mm Disc
Rear Brake	Disc brake, Ø 220 mm
Fuel System	Keihin EFI, 44 mm Throttle Body
Fuel Tank Capacity	7 l (1.85 gal)
Frame	Chromium-molybdenum steel