Suzuki TU250X User Manual

3-2 ENGINE
ENGINE COMPONENTS REMOVABLE WITH ENGINE IN PLACE
The parts listed below can be removed and reinstalled without removing the engine from the frame. Refer to
page listed in each section for removal and reinstallation instructions.
ENGINE CENTER
ENGINE RIGHT SIDE
ENGINE LEFT SIDE
ITEM REMOVAL INSPECTION INSTALLATION
PAIR control solenoid valve 11-7 11-8 11-8
Starter motor 9-13 9-15 9-17
Cylinder head cover 3-12 3-25 3-72
Camshaft 3-13 3-35 3-70
Camshaft sprocket 3-13 3-35 3-71
Cylinder head 3-14 3-27 3-70
Cam chain tension adjuster 3-12 3-36 3-73
Cam chain tensioner 3-26 3-32 3-34
Cam chain guide 3-14 3-36 3-70
Spark plug 2-7  2-7 2-7
Cylinder 3-14 3-35 3-69
Piston 3-14 3-36 3-68
Cam chain 3-20 — 3-62
Oil strainer 3-43 3-43 
3-44
Clutch release camshaft 3-54 — 3-54
ITEM REMOVAL INSPECTION INSTALLATION
Exhaust pipe and muffler 6-2 6-4 6-4
Clutch cover 3-16 — 3-66
Clutch (plates) 3-16 3-48 3-64
Oil filter 2-10 — 2-11
Oil pump driven gear 3-18 — 3-63
Oil pump 3-18 3-44 3-63
Gearshift shaft 3-19 3-42 3-63
Gearshift cam driven gear 3-19 — 3-62
Primary drive gear 3-20 — 3-61
Cam chain drive sprocket 3-20 — 3-61
ITEM REMOVAL INSPECTION INSTALLATION
Gearshift lever 3-6 — —
Engine sprocket 3-5 — 3-9
Generator (cover) 3-15 — 3-66
Generator rotor 3-20 — 3-60
Starter idle gear 3-16 — 3-66
Starter driven gear 3-21 — 3-60
Starter clutch 3-41 3-40 3-41
CKP sensor 3-42 9-25 3-42

Suzuki TU250X Specifications

General

Displacement	249 cc
Bore x Stroke	72.0 mm x 61.2 mm
Compression Ratio	9.2:1
Ignition	Electronic ignition (transistorized)
Starter	Electric
Transmission	5-speed constant mesh
Final Drive	Chain
Front Suspension	Telescopic, coil spring, oil damped
Rear Suspension	Swingarm type, coil spring, oil damped
Rear Brakes	Drum brake
Front Tire	90/90-18 M/C 51S, tube type
Rear Tire	110/90-18 M/C 61S, tube type
Overall Length	2070 mm (81.5 in.)
Overall Width	750 mm (29.5 in.)
Overall Height	1075 mm (42.3 in.)
Seat Height	770 mm (30.3 in.)
Ground Clearance	165 mm (6.5 in.)
Wheelbase	1375 mm (54.1 in.)
Curb Weight	148 kg (326 lbs.)
Engine Type	4-stroke, single cylinder, SOHC
Front Brakes	Single disc
Fuel Capacity	12 L (3.2 US gal.)