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Beta · Two-stroke single, premix, chain drive

Evo 80

Library entry covers 2010-2024

25 factory 52 guideline

Published source

Beta EVO 80 Senior - EVO 80 Junior owner's manual, Manutenzione programmata / Maintenance schedule, printed p.39 (official Beta USA PDF)

Factory owner's handbook. Covers Beta EVO 80 Senior - EVO 80 Junior owner's manual (Beta USA file named 2017-2018; no year printed on the pages read).

77 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 80

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 40 h or 621 mi

17 items

Braking system (check)

Engine

Factory

Factory: Maintenance schedule (printed p.39): C at end of running-in, service 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). Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Engine oil (replace)

Engine

Factory

Factory: Maintenance schedule (printed p.39): S at end of running-in, service 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). Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
General greasing

Engine

Factory

Factory: Maintenance schedule (printed p.39): C at end of running-in, service 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). Check after each ride. Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Lights (check)

Engine

Factory

Factory: Maintenance schedule (printed p.39): C at end of running-in, service 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). Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Nuts and bolts (tighten)

Engine

Factory

Factory: Maintenance schedule (printed p.39): T at end of running-in, service 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). Check after each ride. Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Spark plug (replace)

Engine

Factory

Factory: Maintenance schedule (printed p.39): S at service 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). Also P at end of running-in. Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Vehicle check

Engine

Factory

Factory: Maintenance schedule (printed p.39): C at end of running-in, service 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). Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Air filter (clean)

Fuel and air

Factory

Factory: Maintenance schedule (printed p.39): P at end of running-in, service coupon 1 (40 hours or 1000 km), coupon 3 (120 hours or 3000 km), coupon 4 (160 hours or 4000 km), coupon 6 (240 hours or 6000 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 5 (200 hours or 5000 km); S at coupon 8 (320 hours or 8000 km). Check after each ride. Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Clutch (check, adjust)

Primary and gearbox

Factory

Factory: Maintenance schedule (printed p.39): C-R at end of running-in, service coupon 1 (40 hours or 1000 km), coupon 2 (80 hours or 2000 km), coupon 4 (160 hours or 4000 km), coupon 5 (200 hours or 5000 km), coupon 7 (280 hours or 7000 km), coupon 8 (320 hours or 8000 km). Also S at coupon 3 (120 hours or 3000 km); S at coupon 6 (240 hours or 6000 km); S at coupon 9 (360 hours or 9000 km). Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Transmission chain tension and lubrication (check)

Final drive

Factory

Factory: Maintenance schedule (printed p.39): C at end of running-in, service 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). Check after each ride. Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Steering bearings and steering play (check)

Front end

Factory

Factory: Maintenance schedule (printed p.39): C at end of running-in, service 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). Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Rear shock absorber (check)

Rear suspension and frame

Factory

Factory: Maintenance schedule (printed p.39): C at end of running-in, service 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). Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Brake fluid level (check)

Brakes

Factory

Factory: Maintenance schedule (printed p.39): C at end of running-in, service 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). Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Tire wear and pressure (check)

Wheels and tires

Factory

Factory: Maintenance schedule (printed p.39): C at end of running-in, service 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). Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Wheel bearings (check)

Wheels and tires

Factory

Factory: Maintenance schedule (printed p.39): C at service 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). Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Wheel spokes tension (check)

Wheels and tires

Factory

Factory: Maintenance schedule (printed p.39): C at end of running-in, service 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). Check after each ride. Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Throttle control (check, adjust)

Controls and cables

Factory

Factory: Maintenance schedule (printed p.39): C-R at end of running-in, service 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). Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.

Every 1,000 mi or 6 months

1 item

Inspect tire tread, sidewalls and date codes

Wheels and tires

Guideline

Every 80 h or 1,243 mi

4 items

Coolant (replace)

Engine

Factory

Factory: Maintenance schedule (printed p.39): 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 service 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). Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Piston (replace)

Engine

Factory

Factory: Maintenance schedule (printed p.39): S at coupon 2 (80 hours or 2000 km), coupon 4 (160 hours or 4000 km), coupon 6 (240 hours or 6000 km). Also S-C at coupon 8 (320 hours or 8000 km). Printed S-C at 320 hours. Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Piston sealing rings (replace)

Engine

Factory

Factory: Maintenance schedule (printed p.39): 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 service 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). Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Fork oil (replace)

Front end

Factory

Factory: Maintenance schedule (printed p.39): S at service 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. Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.

Every 120 h or 1,864 mi

4 items

Reed valve (replace)

Engine

Factory

Factory: Maintenance schedule (printed p.39): S at coupon 3 (120 hours or 3000 km), coupon 6 (240 hours or 6000 km), coupon 9 (360 hours or 9000 km). Also C at service coupon 1 (40 hours or 1000 km); C at coupon 2 (80 hours or 2000 km); C at coupon 4 (160 hours or 4000 km); C at coupon 5 (200 hours or 5000 km); C at coupon 7 (280 hours or 7000 km); C at coupon 8 (320 hours or 8000 km). Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Air filter (replace)

Fuel and air

Factory

Factory: Maintenance schedule (printed p.39): 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; P at service coupon 1 (40 hours or 1000 km); P at coupon 3 (120 hours or 3000 km); P at coupon 4 (160 hours or 4000 km); P at coupon 6 (240 hours or 6000 km); P at coupon 7 (280 hours or 7000 km); P at coupon 9 (360 hours or 9000 km). First replacement at 80 hours. Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Clutch (replace)

Primary and gearbox

Factory

Factory: Maintenance schedule (printed p.39): S at coupon 3 (120 hours or 3000 km), coupon 6 (240 hours or 6000 km), coupon 9 (360 hours or 9000 km). Also C-R at end of running-in; C-R at service coupon 1 (40 hours or 1000 km); C-R at coupon 2 (80 hours or 2000 km); C-R at coupon 4 (160 hours or 4000 km); C-R at coupon 5 (200 hours or 5000 km); C-R at coupon 7 (280 hours or 7000 km); C-R at coupon 8 (320 hours or 8000 km). Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.
Brake and clutch liquid (replace)

Brakes

Factory

Factory: Maintenance schedule (printed p.39): S at coupon 3 (120 hours or 3000 km), coupon 6 (240 hours or 6000 km), coupon 9 (360 hours or 9000 km). Also C at service coupon 1 (40 hours or 1000 km); C at coupon 2 (80 hours or 2000 km); C at coupon 4 (160 hours or 4000 km); C at coupon 5 (200 hours or 5000 km); C at coupon 7 (280 hours or 7000 km); C at coupon 8 (320 hours or 8000 km). Hours or km, the lesser of the two. Key: C = check (clean, adjust, lubricate or replace as necessary); S = replace; R = adjust; P = clean; T = tighten.

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 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.