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Beta · Two-stroke single, premix, chain drive

Evo 300

Library entry covers 2010-2024

31 factory 52 guideline

Published source

Beta EVO 2T Owner's Handbook (EVO 125, 200, 250, 300), Scheduled maintenance vehicle, printed p.61 (ManualsLib)

Factory owner's handbook. Covers Beta EVO 2T owner's handbook (EVO 125, 200, 250, 300); no year is printed, so the model years it covers are not stated.

83 items for a 2012 model, grouped by interval the way a factory chart is laid out.

How this bike is built (what the schedule is based on)

Engine cycle: Two-stroke
Engine lubrication: Two-stroke premix (oil in fuel)
Oil filtration: None (no filter)
Valve gear: None (two-stroke porting)
Ignition: Electronic (CDI / transistor / ECU)
Charging: Alternator / stator with rectifier
Battery: Wet cell (flooded lead-acid, needs topping up)
Fuel system: Single carburetor
Cooling: Liquid cooled
Primary drive: Gear or chain inside engine, shares engine oil
Gearbox oil: Separate gearbox oil
Clutch control: Hand lever, cable
Final drive: Chain
Front suspension: Telescopic fork
Rear suspension: Swingarm, single shock / cantilever
Front brake: Disc, hydraulic
Rear brake: Disc, hydraulic
Wheels: Spoked, tubed
Sidecar: No sidecar

Maintenance schedule

2012 Beta Evo 300

On the road: every 150 mi

1 item

Check two-stroke oil tank / carry premix oil

Pre-ride / on the road

Guideline

Running a two-stroke out of oil seizes it. Injection bikes: check the tank. Premix: carry oil and a measure.

On the road: every 300 mi

3 items

Check lights, horn, brake light switches

Pre-ride / on the road

Guideline
Check tire pressures

Pre-ride / on the road

Guideline
Lubricate drive chain

Pre-ride / on the road

Guideline

Lube warm, ideally at the end of the riding day so it soaks in overnight. Sooner after rain.

On the road: every 500 mi

1 item

Check coolant level

Pre-ride / on the road

Guideline

On the road: every 600 mi

1 item

Check chain slack and rear wheel alignment

Pre-ride / on the road

Guideline

Every 1,000 mi or 6 months

1 item

Inspect tire tread, sidewalls and date codes

Wheels and tires

Guideline

Every 2,000 mi or 12 months

1 item

Replace spark plugs (two-stroke)

Engine

Guideline

Every 3,000 mi or 12 months

11 items

Check throttle cable(s) free play and return

Fuel and air

Guideline
Clean fuel tap filter / sediment bowl

Fuel and air

Guideline
Clean drive chain thoroughly (remove and soak, re-lube)

Final drive

Guideline

Non O-ring chains on old machines: remove, clean, soak in hot chain grease or lube, refit with the master link clip closed end leading.
Inspect chain and sprockets for wear (measure stretch)

Final drive

Guideline
Check steering head bearing adjustment

Front end

Guideline
Inspect fork seals, stanchions and fork boots

Front end

Guideline
Check footrests, pegs, rear brake and gear lever pivots

Rear suspension and frame

Guideline
Grease and check center / side stand and springs

Rear suspension and frame

Guideline
Check brake pads and discs

Brakes

Guideline
Check spoke tension and wheel true

Wheels and tires

Guideline
Check wheel bearings for play

Wheels and tires

Guideline

Every 3,000 mi or 2 years

1 item

Decarbonize exhaust ports, pipes and baffles

Engine

Guideline

Two-strokes coke up the exhaust port and muffler baffles; power falls off gradually.

Every 4,000 mi or 12 months

2 items

Inspect, clean and gap spark plugs

Engine

Guideline
Adjust clutch free play, lubricate cable and lever pivot

Primary and gearbox

Guideline

Every 6,000 mi or 12 months

8 items

Inspect coolant hoses and clamps

Engine

Guideline
Clean / inspect air filter

Fuel and air

Guideline

Mesh or oiled foam: clean and re-oil. Paper: blow out or replace. Some very early machines have no filter at all.
Clean carburetor float bowl(s), check float level and jets

Fuel and air

Guideline

Ethanol fuel varnishes old carbs quickly in storage.
Check charging voltage and regulator / cut-out

Ignition and electrics

Guideline
Check swingarm bushes for play

Rear suspension and frame

Guideline
Inspect rear shocks for leaks and damping

Rear suspension and frame

Guideline
Lubricate control cables and lever pivots

Controls and cables

Guideline
Lubricate speedometer / tachometer cables, check drive

Controls and cables

Guideline

A dry speedo cable whips the needle and eventually kills the instrument.

Every 10,000 mi or 2 years

2 items

Compression test (or leak-down)

Engine

Guideline
Change gearbox oil

Primary and gearbox

Guideline

Every 12,000 mi or 2 years

3 items

Replace air filter element

Fuel and air

Guideline
Clean and grease rear suspension linkage

Rear suspension and frame

Guideline
Grease swingarm pivot

Rear suspension and frame

Guideline

Every 15,000 mi or 3 years

1 item

Change fork oil

Front end

Guideline

Some early telescopic forks are grease filled or use very small oil quantities. Check your manual.

Every 16,000 mi or 4 years

1 item

Replace spark plugs

Engine

Guideline

Every 18,000 mi

1 item

Replace chain and sprockets (wear based)

Final drive

Guideline

Every 20,000 mi or 4 years

2 items

Repack / replace steering head bearings

Front end

Guideline

Many old machines use loose balls in cups and cones. Taper roller conversions are common.
Repack / replace wheel bearings

Wheels and tires

Guideline

Cup-and-cone and taper roller hubs need periodic repacking and adjustment.

Every 25,000 mi or 6 years

1 item

Replace swingarm bushes / bearings

Rear suspension and frame

Guideline

Every 30,000 mi or 6 years

1 item

Rebuild forks: seals, bushes, springs

Front end

Guideline

Every 40 h

17 items

Braking system (check)

Engine

Factory

Factory: Scheduled maintenance vehicle (printed p.61): C at end of running-in (5 hours), coupon 1 (40 hours or 1000 km), coupon 2 (80 hours or 2000 km), coupon 3 (120 hours or 3000 km), coupon 4 (160 hours or 4000 km), coupon 5 (200 hours or 5000 km), coupon 6 (240 hours or 6000 km), coupon 7 (280 hours or 7000 km), coupon 8 (320 hours or 8000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Cylinder (check)

Engine

Factory

Factory: Scheduled maintenance vehicle (printed p.61): C at coupon 1 (40 hours or 1000 km), coupon 2 (80 hours or 2000 km), coupon 3 (120 hours or 3000 km), coupon 4 (160 hours or 4000 km), coupon 5 (200 hours or 5000 km), coupon 6 (240 hours or 6000 km), coupon 7 (280 hours or 7000 km), coupon 8 (320 hours or 8000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Electrical system (check)

Engine

Factory

Factory: Scheduled maintenance vehicle (printed p.61): C at end of running-in (5 hours), coupon 1 (40 hours or 1000 km), coupon 2 (80 hours or 2000 km), coupon 3 (120 hours or 3000 km), coupon 4 (160 hours or 4000 km), coupon 5 (200 hours or 5000 km), coupon 6 (240 hours or 6000 km), coupon 7 (280 hours or 7000 km), coupon 8 (320 hours or 8000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Gear oil (replace)

Engine

Factory

Factory: Scheduled maintenance vehicle (printed p.61): S at end of running-in (5 hours), coupon 1 (40 hours or 1000 km), coupon 2 (80 hours or 2000 km), coupon 3 (120 hours or 3000 km), coupon 4 (160 hours or 4000 km), coupon 5 (200 hours or 5000 km), coupon 6 (240 hours or 6000 km), coupon 7 (280 hours or 7000 km), coupon 8 (320 hours or 8000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Water pump fan gear (check)

Engine

Factory

Factory: Scheduled maintenance vehicle (printed p.61): C at coupon 1 (40 hours or 1000 km), coupon 2 (80 hours or 2000 km), coupon 3 (120 hours or 3000 km), coupon 4 (160 hours or 4000 km), coupon 5 (200 hours or 5000 km), coupon 6 (240 hours or 6000 km), coupon 7 (280 hours or 7000 km), coupon 8 (320 hours or 8000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Water pump fan shim (check)

Engine

Factory

Factory: Scheduled maintenance vehicle (printed p.61): C at coupon 1 (40 hours or 1000 km), coupon 2 (80 hours or 2000 km), coupon 3 (120 hours or 3000 km), coupon 4 (160 hours or 4000 km), coupon 5 (200 hours or 5000 km), coupon 6 (240 hours or 6000 km), coupon 7 (280 hours or 7000 km), coupon 8 (320 hours or 8000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Air filter (clean)

Fuel and air

Factory

Factory: Scheduled maintenance vehicle (printed p.61): P at end of running-in (5 hours), coupon 1 (40 hours or 1000 km), coupon 3 (120 hours or 3000 km), coupon 5 (200 hours or 5000 km), coupon 7 (280 hours or 7000 km), coupon 9 (360 hours or 9000 km). Also S at coupon 2 (80 hours or 2000 km); S at coupon 4 (160 hours or 4000 km); S at coupon 6 (240 hours or 6000 km); S at coupon 8 (320 hours or 8000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Clutch (check)

Primary and gearbox

Factory

Factory: Scheduled maintenance vehicle (printed p.61): C at end of running-in (5 hours), coupon 1 (40 hours or 1000 km), coupon 2 (80 hours or 2000 km), coupon 3 (120 hours or 3000 km), coupon 4 (160 hours or 4000 km), coupon 5 (200 hours or 5000 km), coupon 6 (240 hours or 6000 km), coupon 7 (280 hours or 7000 km), coupon 8 (320 hours or 8000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Clutch actuator oil (check)

Primary and gearbox

Factory

Factory: Scheduled maintenance vehicle (printed p.61): C at end of running-in (5 hours), coupon 1 (40 hours or 1000 km), coupon 2 (80 hours or 2000 km), coupon 3 (120 hours or 3000 km), coupon 4 (160 hours or 4000 km), coupon 5 (200 hours or 5000 km), coupon 6 (240 hours or 6000 km), coupon 7 (280 hours or 7000 km), coupon 8 (320 hours or 8000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Transmission chain (check)

Final drive

Factory

Factory: Scheduled maintenance vehicle (printed p.61): C at end of running-in (5 hours), coupon 1 (40 hours or 1000 km), coupon 2 (80 hours or 2000 km), coupon 3 (120 hours or 3000 km), coupon 4 (160 hours or 4000 km), coupon 5 (200 hours or 5000 km), coupon 6 (240 hours or 6000 km), coupon 7 (280 hours or 7000 km), coupon 8 (320 hours or 8000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Steering bearings and steering clearance (check)

Front end

Factory

Factory: Scheduled maintenance vehicle (printed p.61): C at end of running-in (5 hours), coupon 1 (40 hours or 1000 km), coupon 2 (80 hours or 2000 km), coupon 3 (120 hours or 3000 km), coupon 4 (160 hours or 4000 km), coupon 5 (200 hours or 5000 km), coupon 6 (240 hours or 6000 km), coupon 7 (280 hours or 7000 km), coupon 8 (320 hours or 8000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Rear shock absorber (check)

Rear suspension and frame

Factory

Factory: Scheduled maintenance vehicle (printed p.61): C at end of running-in (5 hours), coupon 1 (40 hours or 1000 km), coupon 2 (80 hours or 2000 km), coupon 3 (120 hours or 3000 km), coupon 4 (160 hours or 4000 km), coupon 5 (200 hours or 5000 km), coupon 6 (240 hours or 6000 km), coupon 7 (280 hours or 7000 km), coupon 8 (320 hours or 8000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Brake oil pumps (check)

Brakes

Factory

Factory: Scheduled maintenance vehicle (printed p.61): C at end of running-in (5 hours), coupon 1 (40 hours or 1000 km), coupon 2 (80 hours or 2000 km), coupon 3 (120 hours or 3000 km), coupon 4 (160 hours or 4000 km), coupon 5 (200 hours or 5000 km), coupon 6 (240 hours or 6000 km), coupon 7 (280 hours or 7000 km), coupon 8 (320 hours or 8000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Spokes (check)

Wheels and tires

Factory

Factory: Scheduled maintenance vehicle (printed p.61): C at end of running-in (5 hours), coupon 1 (40 hours or 1000 km), coupon 2 (80 hours or 2000 km), coupon 3 (120 hours or 3000 km), coupon 4 (160 hours or 4000 km), coupon 5 (200 hours or 5000 km), coupon 6 (240 hours or 6000 km), coupon 7 (280 hours or 7000 km), coupon 8 (320 hours or 8000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Tire state and pressure (check)

Wheels and tires

Factory

Factory: Scheduled maintenance vehicle (printed p.61): C at end of running-in (5 hours), coupon 1 (40 hours or 1000 km), coupon 2 (80 hours or 2000 km), coupon 3 (120 hours or 3000 km), coupon 4 (160 hours or 4000 km), coupon 5 (200 hours or 5000 km), coupon 6 (240 hours or 6000 km), coupon 7 (280 hours or 7000 km), coupon 8 (320 hours or 8000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Wheel bearings (check)

Wheels and tires

Factory

Factory: Scheduled maintenance vehicle (printed p.61): C at end of running-in (5 hours), coupon 1 (40 hours or 1000 km), coupon 2 (80 hours or 2000 km), coupon 3 (120 hours or 3000 km), coupon 4 (160 hours or 4000 km), coupon 5 (200 hours or 5000 km), coupon 6 (240 hours or 6000 km), coupon 7 (280 hours or 7000 km), coupon 8 (320 hours or 8000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Throttle control (check)

Controls and cables

Factory

Factory: Scheduled maintenance vehicle (printed p.61): C at end of running-in (5 hours), coupon 1 (40 hours or 1000 km), coupon 2 (80 hours or 2000 km), coupon 3 (120 hours or 3000 km), coupon 4 (160 hours or 4000 km), coupon 5 (200 hours or 5000 km), coupon 6 (240 hours or 6000 km), coupon 7 (280 hours or 7000 km), coupon 8 (320 hours or 8000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.

Every 80 h

6 items

Rear suspension linkage (tighten)

Engine

Factory

Factory: Scheduled maintenance vehicle (printed p.61): T at end of running-in (5 hours), coupon 1 (40 hours or 1000 km), coupon 3 (120 hours or 3000 km), coupon 5 (200 hours or 5000 km), coupon 7 (280 hours or 7000 km), coupon 9 (360 hours or 9000 km). Also C at coupon 2 (80 hours or 2000 km); C at coupon 4 (160 hours or 4000 km); C at coupon 6 (240 hours or 6000 km); C at coupon 8 (320 hours or 8000 km). Tighten at running-in, 40 hours and then every 80 hours; check (C) at the coupons between. Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Water pump fan (replace)

Engine

Factory

Factory: Scheduled maintenance vehicle (printed p.61): S at coupon 2 (80 hours or 2000 km), coupon 4 (160 hours or 4000 km), coupon 6 (240 hours or 6000 km), coupon 8 (320 hours or 8000 km). Also C at coupon 1 (40 hours or 1000 km); C at coupon 3 (120 hours or 3000 km); C at coupon 5 (200 hours or 5000 km); C at coupon 7 (280 hours or 7000 km); C at coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Water pump shaft (replace)

Engine

Factory

Factory: Scheduled maintenance vehicle (printed p.61): S at coupon 2 (80 hours or 2000 km), coupon 4 (160 hours or 4000 km), coupon 6 (240 hours or 6000 km), coupon 8 (320 hours or 8000 km). Also C at coupon 1 (40 hours or 1000 km); C at coupon 3 (120 hours or 3000 km); C at coupon 5 (200 hours or 5000 km); C at coupon 7 (280 hours or 7000 km); C at coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Water pump shaft sealing (replace)

Engine

Factory

Factory: Scheduled maintenance vehicle (printed p.61): S at coupon 2 (80 hours or 2000 km), coupon 4 (160 hours or 4000 km), coupon 6 (240 hours or 6000 km), coupon 8 (320 hours or 8000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Air filter (replace)

Fuel and air

Factory

Factory: Scheduled maintenance vehicle (printed p.61): S at coupon 2 (80 hours or 2000 km), coupon 4 (160 hours or 4000 km), coupon 6 (240 hours or 6000 km), coupon 8 (320 hours or 8000 km). Also P at end of running-in (5 hours); P at coupon 1 (40 hours or 1000 km); P at coupon 3 (120 hours or 3000 km); P at coupon 5 (200 hours or 5000 km); P at coupon 7 (280 hours or 7000 km); P at coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Fork oil (replace)

Front end

Factory

Factory: Scheduled maintenance vehicle (printed p.61): S at coupon 1 (40 hours or 1000 km), coupon 3 (120 hours or 3000 km), coupon 5 (200 hours or 5000 km), coupon 7 (280 hours or 7000 km), coupon 9 (360 hours or 9000 km). First replacement at 40 hours. Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.

Every 120 h

8 items

Connecting rod (replace)

Engine

Factory

Factory: Scheduled maintenance vehicle (printed p.61): S at coupon 3 (120 hours or 3000 km), coupon 6 (240 hours or 6000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Coolant (replace)

Engine

Factory

Factory: Scheduled maintenance vehicle (printed p.61): S at coupon 2 (80 hours or 2000 km), coupon 5 (200 hours or 5000 km), coupon 8 (320 hours or 8000 km). Also C at end of running-in (5 hours); C at coupon 1 (40 hours or 1000 km); C at coupon 3 (120 hours or 3000 km); C at coupon 4 (160 hours or 4000 km); C at coupon 6 (240 hours or 6000 km); C at coupon 7 (280 hours or 7000 km); C at coupon 9 (360 hours or 9000 km). First replacement at 80 hours. Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Crankshaft bearings (replace)

Engine

Factory

Factory: Scheduled maintenance vehicle (printed p.61): S at coupon 3 (120 hours or 3000 km), coupon 6 (240 hours or 6000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Gear (check)

Engine

Factory

Factory: Scheduled maintenance vehicle (printed p.61): C at coupon 3 (120 hours or 3000 km), coupon 6 (240 hours or 6000 km), coupon 9 (360 hours or 9000 km). Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Piston (replace)

Engine

Factory

Factory: Scheduled maintenance vehicle (printed p.61): S at coupon 2 (80 hours or 2000 km), coupon 5 (200 hours or 5000 km), coupon 8 (320 hours or 8000 km). First replacement at 80 hours. Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Piston sealing rings (replace)

Engine

Factory

Factory: Scheduled maintenance vehicle (printed p.61): S at coupon 2 (80 hours or 2000 km), coupon 5 (200 hours or 5000 km), coupon 8 (320 hours or 8000 km). Also C at coupon 1 (40 hours or 1000 km); C at coupon 3 (120 hours or 3000 km); C at coupon 4 (160 hours or 4000 km); C at coupon 6 (240 hours or 6000 km); C at coupon 7 (280 hours or 7000 km); C at coupon 9 (360 hours or 9000 km). First replacement at 80 hours. Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Reed valve (replace)

Engine

Factory

Factory: Scheduled maintenance vehicle (printed p.61): S at coupon 2 (80 hours or 2000 km), coupon 5 (200 hours or 5000 km), coupon 8 (320 hours or 8000 km). Also C at coupon 1 (40 hours or 1000 km); C at coupon 3 (120 hours or 3000 km); C at coupon 4 (160 hours or 4000 km); C at coupon 6 (240 hours or 6000 km); C at coupon 7 (280 hours or 7000 km); C at coupon 9 (360 hours or 9000 km). First replacement at 80 hours. Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.
Spark plug (replace)

Engine

Factory

Factory: Scheduled maintenance vehicle (printed p.61): S at coupon 2 (80 hours or 2000 km), coupon 5 (200 hours or 5000 km), coupon 8 (320 hours or 8000 km). Also P at end of running-in (5 hours). First replacement at 80 hours. Key: C = check (clean, adjust, lubricate, replace as necessary); S = replace/renew; R = adjust; P = clean; T = tighten.

Every 6 months

1 item

Clean battery terminals, check charge and strap

Ignition and electrics

Guideline

Every 2 years

4 items

Replace coolant

Engine

Guideline
Inspect wiring, bullet connectors and ground points

Ignition and electrics

Guideline
Inspect frame, welds and lugs for cracks

Rear suspension and frame

Guideline
Replace brake fluid

Brakes

Guideline

Every 4 years

3 items

Replace fuel lines

Fuel and air

Guideline

Old rubber and modern ethanol fuel do not mix well.
Inspect brake hoses; replace old rubber

Brakes

Guideline
Rebuild calipers and master cylinders (seals)

Brakes

Guideline

Every 6 years

2 items

Replace inner tubes and rim tape with tires

Wheels and tires

Guideline
Replace tires on age (regardless of tread)

Wheels and tires

Guideline

Guideline lines: Intervals here are general guidelines for the machine's era and layout, compiled for this app. They are not factory manual figures. Check your workshop manual, and edit any interval in the bike's Schedule tab.