Benelli Sei / Tornado / 750 — Example photo: Przemysław Jahr, Public domain, Wikimedia Commons

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Benelli · Laverda 750 twin / 1000-1200 triple (1968-1989)

Sei / Tornado / 750

Library entry covers 1971-1989

15 factory 41 guideline

Published source

Benelli 500 Quattro / 750 Sei Workshop Manual (F.lli Benelli S.p.A.), 2.14 Lubrication and General Maintenance Chart p.11

Factory workshop manual. Covers F.lli Benelli 500 Quattro and 750 Sei workshop manual; intervals in km with Benelli's mile figures.

Open the source

56 items for a 1988 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: Four-stroke
Engine lubrication: Wet sump (oil in crankcase)
Oil filtration: Replaceable cartridge or spin-on filter
Valve gear: Overhead cam, screw/locknut adjusters
Ignition: Battery and coil with contact points
Charging: Alternator / stator with rectifier
Battery: Wet cell (flooded lead-acid, needs topping up)
Fuel system: Two or more carburetors
Cooling: Air / oil cooled
Primary drive: Gear or chain inside engine, shares engine oil
Gearbox oil: Shares engine oil
Clutch control: Hand lever, cable
Final drive: Chain
Front suspension: Telescopic fork
Rear suspension: Swingarm, twin shocks
Front brake: Disc, hydraulic
Rear brake: Disc, hydraulic
Wheels: Spoked, tubed
Sidecar: No sidecar

Maintenance schedule

1988 Benelli Sei / Tornado / 750

On the road: every 300 km

1 item

Check engine oil level

Pre-ride / on the road

Guideline

Each fuel stop on old machines. Dry sump: check the tank hot, engine idling or just stopped, per your manual.

On the road: every 500 km

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 1,000 km

1 item

Check chain slack and rear wheel alignment

Pre-ride / on the road

Guideline

Every 500 km

1 item

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

Final drive

Factory

Manual: Drive chain: lubricate. Factory: Lubrication and general maintenance chart p.11: engine oil level checked every 300 mi

Every 1,500 km

1 item

Check spoke tension and wheel true

Wheels and tires

Factory

Manual: Spoke tightening and wheel truing: check. Factory: Lubrication and general maintenance chart p.11

Every 1,600 km or 6 months

1 item

Inspect tire tread, sidewalls and date codes

Wheels and tires

Guideline

Every 3,000 km or 1 month

1 item

Check battery electrolyte, top up with distilled water

Ignition and electrics

Factory

Manual: Battery electrolyte level: check. Factory: Lubrication and general maintenance chart p.11

Every 3,000 km

2 items

Change engine oil

Engine

Factory

Manual: Engine crankcase oil: change. Factory: Lubrication and general maintenance chart p.11
Check and adjust valve clearances

Engine

Factory

Manual: Rocker and valve clearance: check. Factory: Lubrication and general maintenance chart p.11

Every 5,000 km or 12 months

9 items

Check throttle cable(s) free play and return

Fuel and air

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.
Check / set ignition timing

Ignition and electrics

Guideline
Clean and gap contact breaker points, oil cam felt

Ignition and electrics

Guideline
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

Every 5,000 km

1 item

Check brake pads and discs

Brakes

Factory

Manual: Brake pad wear: check; hydraulic fluid level: check and adjust. Factory: Lubrication and general maintenance chart p.11

Every 6,000 km

1 item

Replace oil filter

Engine

Factory

Manual: Oil filter cartridge: replace. Factory: Lubrication and general maintenance chart p.11: every second oil change

Every 6,500 km 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 9,500 km or 12 months

7 items

Clean carburetor float bowl(s), check float level and jets

Fuel and air

Guideline

Ethanol fuel varnishes old carbs quickly in storage.
Synchronize carburetors

Fuel and air

Guideline
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 9,500 km or 2 years

1 item

Lubricate and check automatic advance unit

Ignition and electrics

Guideline

Every 10,000 km

3 items

Clean fuel tap filter / sediment bowl

Fuel and air

Factory

Manual: Fuel tank, filters, taps and lines: clean. Factory: Lubrication and general maintenance chart p.11
Replace air filter element

Fuel and air

Factory

Manual: Air filter: replace. Factory: Lubrication and general maintenance chart p.11
Clean battery terminals, check charge and strap

Ignition and electrics

Factory

Manual: Battery clamp ends: clean and grease. Factory: Lubrication and general maintenance chart p.11

Every 13,000 km or 2 years

1 item

Replace spark plugs

Engine

Guideline

Every 16,000 km or 2 years

1 item

Compression test (or leak-down)

Engine

Guideline

Every 19,500 km or 2 years

1 item

Grease swingarm pivot

Rear suspension and frame

Guideline

Every 19,500 km or 3 years

1 item

Replace points and condenser

Ignition and electrics

Guideline

Every 20,000 km

5 items

Inspect generator brushes and commutator

Ignition and electrics

Factory

Manual: Alternator and starter motor commutators: clean. Factory: Lubrication and general maintenance chart p.11
Change fork oil

Front end

Factory

Manual: Front fork legs: change oil. Factory: Lubrication and general maintenance chart p.11
Repack / replace steering head bearings

Front end

Factory

Manual: Steering bearings: check greasing. Factory: Lubrication and general maintenance chart p.11
Replace brake fluid

Brakes

Factory

Manual: Brake fluid: change. Factory: Lubrication and general maintenance chart p.11
Check wheel bearings for play

Wheels and tires

Factory

Manual: Rear wheel bearings: check greasing. Factory: Lubrication and general maintenance chart p.11

Every 29,000 km

1 item

Replace chain and sprockets (wear based)

Final drive

Guideline

Every 32,000 km or 4 years

1 item

Repack / replace wheel bearings

Wheels and tires

Guideline

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

Every 40,000 km or 6 years

1 item

Replace swingarm bushes / bearings

Rear suspension and frame

Guideline

Every 48,500 km or 6 years

1 item

Rebuild forks: seals, bushes, springs

Front end

Guideline

Every 12 months

1 item

Check speedometer / odometer against a known distance

Controls and cables

Guideline

Old speedos drift with tire size and drive wear. Use phone GPS over a measured 10 miles / km.

Every 2 years

2 items

Inspect wiring, bullet connectors and ground points

Ignition and electrics

Guideline
Inspect frame, welds and lugs for cracks

Rear suspension and frame

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.