Single Cyl. Vertical Crankshaft Engines Over 7 hp

Repair manual for all single cylinder side valve engines built after 1981

Covers all you need to know!

Repair manual for all single cylinder Vanguard engines

Covers all you need to know!

Repair manual for all single cylinder OHV engines other than Vanguard
(Intek, Diamond etc.)
For Vanguard engines order 272147

Covers all you need to know!

Repair manual for engines dating 1919 to 1981
Includes Cast iron models A to ZZ and 5's to 320000
Aluminium engines 6B, 8B and 60000 to 253400

How old is my engine?

Service expert digital hour meter and service reminder
Works from engine vibration so only records whilst the machine is operating
Fits conveniently to machine handles etc.
Integral non replaceable battery lasts approx 7 years

Champion RJ19LM spark plug for all side valve engines

19mm/21mm Spark plug box wrench for 992041 spark plug

RC12YC Spark plug for all OHV engines

16mm/19mm Spark plug box wrench for 992304 spark plug

Briggs and Stratton Petrol additive for all 4 stroke and 2 stroke petrol engine.
Prevents fuel deterioration during periods of non-use and generally aids engine efficiency
Essential for correct winter storage of lawnmowers etc.

100 ml, treats 30 litres of fuel

Tune up service kit for 10.5HP - 16HP single cylinder engines whose model number starts with 28
For engines after 1994 (air filter retainer has a single stud)
Includes 691667 Filter (see below), 272477S Pre-filter, 1.4l Oil, Fuel fit sachet and either RJ19LM or RC12YC Spark plug
In order to allow one kit to cover the whole range of these engines, Briggs include 691667 air filter as a suitable replacement for the taller 496894S fitted to the larger engines in the range


Click for valve type info.

Service kit for vertical crankshaft engines with model numbers starting 21

Includes 797007 12cm long Air filter, 697292 Pre filter, 992304 Spark plug, 1.4l SAE30 oil

Service kit for vertical crankshaft engines with model numbers starting 31
Includes 797008 12cm long Air filter, 697015 Pre filter, 492932S Oil filter, 992304 Spark plug, 1.8l SAE30 oil and fuel fit additive

Paper air filter cartridge for selected OHV vertical crankshaft engines
Approx 16cm x 7.5cm

Foam pre filter for 491384 air filter cartridge

Paper air filter cartridge for many larger vertical engines using single stud fitting
Approx 18cm long x 7.5cm high

Foam pre-filter for 496894 cartridge
Can be retro fitted to prolong cartridge life

Paper air filter cartridge for many larger vertical engines using single stud fitting
Approx 18cm long x 6cm high

Foam pre-filter for 691667 cartridge
Can be retro fitted to prolong cartridge life

Paper air filter cartridge for many larger vertical engines using two stud fitting
Approx 22cm long x 7cm high

Foam pre-filter for 399806 cartridge
Can be retro fitted to prolong cartridge life

Air fiter cartridge for Intek engines whos model begins 21
Paper element approx 12cm x 6.5cm

Foam pre filter for 797007 filter cartridge

Air fiter cartridge for single cylinder Intek engines whose model begins 31
Paper element approx 16cm x 6.5cm

Foam pre filter for 797008 filter cartridge

Cylindrical air filter cartridge for model 21 Intek engines
Approx 8cm diameter x 9.5cm long

Cylindrical air filter for selected 31 series engines
Approx 8cm diameter x 12cm long

Pre filter for 796031 air filter

Flat foam filter for selected engines around 10HP
Fits snap together plastic canister
Approx 11cm long

Foam air filter for oder 7-8 HP vertical crankshaft engines
Approx 22cm long x 11cm wide

Foam air filter for older 10-11 HP vertical crankshaft engines
Approx 24cm long x 12cm wide

Paper air filter cartridge for older 7-8 HP vertical crankshaft engines
Approx 13cm long x 5.5cm high

Briggs and Stratton spares Oil filter for many pressure lubricated engines
Approx 6cm tall x 7.5cm diameter(at base)

Briggs and Stratton spares Oil filter for many pressure lubricated engines
Approx 6cm tall x 7.5cm diameter(at base)
Higher spec. Extended Life Series version of 492932S
Recommended as a replacement for engines subject to higher than normal use or demanding conditions

Oil filter for pressure lubricated engines
Approx 8.5cm tall

Extended oil drain pipe kit
Allows easier oil draining away from bodywork etc.
Includes 796530 drain pipe and 796532 Connector
Pipe can be clipped up out of the way when not in use
Can be retro fitted to any engine with 3/8" Pipe thread (approx 17mm drain plug thread outside diameter)

Oil filler/dipstick threaded rubber seal

Fuel tube for most applications

Sold in units of 20cm. Multiple purchases will be supplied in one total length
Use with 710075 clamps.(sold seperately)

Plated fuel tube hose clamp. Fits 11mm O/D fuel tube 395051

Black fuel tube clamp. Fits 12mm O/D fuel hose
(Slightly smaller than 95162)

Green fuel tube clamp. Fits fuel tube over 12mm O/D
(Slightly larger than 691038)

In line fuel shut off valve supplied with 2 x 95162 tube clamp

Red in line fuel filter for gravity fed fuel systems

White in line fuel filter for pumped or higher pressure gravity fuel systems

Paper type in line fuel filter fitted in many pumped fuel systems

808656 Plastic fuel pump. Approx 50mm diameter x 25mm. 3 connectors

Symptomatic failure information

RPM tachometer to accurately set engine speed
Easy to use and compact. Complete with instructions and wallet
Suits any engine

Clamp and screw, throttle cable

Carburettor overhaul kit
For Vertical crankshaft sidevalve engine models 17,19,25 & 28 with one piece carburettor (see compatibility pop-up)

Click for compatibility pop-up

Carburetor fibre bowl gasket for many older large engines
Approx 6cm diameter

Carburetor rubber bowl seal
Approx 5.7cm outside diameter

Carburetor rubber bowl seal for intek and other engines
Approx 5cm outside diameter

Intek carburetor float bowl seal for engines with Nikki carb

Alluminium carburetor bowl lower sealing washer for older engines
Approx 10mm inside diameter

Fibre carburetor bowl lower seal washer for many engines
Approx 10mm inside diameter

Fibre carburetor bowl lower seal washer for many engines
Approx 9mm inside diameter

Fibre carburetor bowl lower seal washer for many engines
Approx 8mm inside diameter

Copper carburetor lower sealing washer for various engines
Approx 7.5 mm inside diameter

Inlet manifold gasket for many older large engines
Approx 4.3cm between bolt hole centres

1/4 inch diameter bolt for engine cowling, carb bracket etc.
(approx 14mm long)

Recoil starter pulley and spring assy for larger engines
(Approx 13.5cm diameter)

Starter pawls & retaining plate for 697843 type starter pulley
Parts Included - 2 x 281505S pawl, 692299 plate & 691855 friction spring

Recoil starter pulley for larger engines that are fitted with plastic pawls and plate. (sold seperately as ST3 below)
(Approx 16cm diameter)

Recoil starter spring for 695129 pulley

Recoil spring for Vanguard OHV engines 9HP and over
(Suits 692085 pulley)

Recoil starter pawls(281505S) x2, friction spring(691855) and plate(695128) for 695129 pulley
(Plate approx 5.5cm diameter)

Recoil pulley for 5HP + engines with square drive starter clutch
Comes with rope. Approx 13.5cm diameter

5mm diameter recoil rope for many larger engines
Approx 5mm diameter

Recoil starter large rubber grip with plastic insert
Fits 5mm diameter rope 692188 and pulley 295871

Recoil rewind spring for engines with square clutch type recoil

Square drive starter clutch for older engines

Associated special tools

Older type starter clutch removal tool
Sits over the clutch to enable standard socket set fitting

Electric starter motor drive kit for most later starter motors
Plastic drive gear and "c" clip type retainer

Associated special tools

16 tooth plastic starter gear for most starter motors

'C' clip retainer for later starter motors

Associated special tools

Retaining pin. For pin retained started gears

Electric starter motor drive kit for most earlier starter motors
Plastic drive gear and pin type retainer.(also suits early models without return spring & cage)

Metal 14 tooth starter gear with plastic inner for some starter motors
Does not replace 16 tooth all plastic starter gear, the tooth pitch is different

696537 Flywheel ring gear. Replaces part numbers 399676 and 392134
Updates older plastic ring gear to aluminium
Approx. 21cm diameter
Includes mounting parts, small motor gear, retaining pin and 'C' clip

691656 Starter Solinoid, single poll
Please note - starter solenoids are generally originally provided by the equipment manufacturer not Briggs and Stratton
This is a fairly universal soleniod that fits most applications however, if you wish to replace the original exactly, a replacement would need to be obtained through the equipment (mower etc.) manufacturer

Using this to replace a double pole solenoid

Indak ignition key switch
Please check wiring details pop-up below as some equipment manufacturers use similar looking switches with differing pin positions

Wiring details

Indak Ignition key set. Contains two keys
Flat profile. Fits most electric start machines

Click here for profile shape pop-up

Ignition Key. Delta
Used by a number of ride on mower manufacturers. Including some models from, John Deere, Rally, Champion, Craftsman, AYP and others

Click here for profile shape pop-up

Rocker cover gasket for 9HP Vanguard OHV engine

Rocker valve cover gasket to fit 11HP Vanguard engine

Rocker cover gasket for single cylinder 13HP - 15.5HP vertical crankshaft OHV engines

Cylinder and valve gasket set for 11.5 HP+ single cylinder engines
For Vertical crankshaft side valve engines whose model starts with 28 (eg 281707, 28M707 etc.)
For all decoke and valve work

Associated special tools

11HP Head and valve gasket set
For engines whose model starts with 25.(eg 252707, 253702 etc.)
Includes Head, valve chest, intake and exhaust gaskets

8HP - 10HP Head and valve gasket set
For Vertical crankshaft engines whose model starts with 17 & 19. (eg 170707, 192702 etc.)

Associated special tools

Cylinder head and valve gasket set for Intek OHV 8 -10 HP engines

Associated special tools

Cylinder head and valve gasket set for Intek OHV 15.5, 17 and 17.5 HP engines
For all head and valve work

Associated special tools

Cylinder and valve gasket set for Diamond 15.5 HP OHV single cylinder engines
Includes head, rocker cover and intake gaskets and valve stem seal (x1)
For code numbers higher than 97100500

Associated special tools

Crankcase gasket for 10HP+ single cylinder sidevalve engines
(model numbers starting with 28)

Lower oil seal. For models 25 & 28 engines
O/D approx 48mm I/D approx 34mm

692236 Exhaust gasket. Singe cyinder engines 11HP and over
Models 21,25, 28, 31 & 33
Bolt hole centres approx 48mm apart

Muffler, square lo tone. Includes bolts heat shield and gasket
To fit side valve model 28 engines
Approx 11cm x 12cm x 9cm deep. Bolt hole centres approx 4.8cm apart

Exhaust deflector. Includes screws
Fits many larger engine mufflers including 691874

Cigar type muffler with approx 26mm o/d thread (3/4 NPT)
16cm overall length

12 Volt regulator and rectifier for many larger electric start engines
Approx 4cm square. Yellow lead with round connector, Red lead with round connector

Typical Failure Symptoms Pop-up

12 Volt regulator and rectifier for many larger electric start engines
Approx 5.5cm x 8cm. 2 Yellow leads with rectangular connector, Red lead with round connector

Ignition spark tester. Tests the ignition system for efficiency
For all engines

Spark plug terminal (493880S) and rubber elbow (66538S), to fit all side valve HT leads

Electronic ignition armature magneto coil for 7 - 16 HP single cylinder side valve engines
Also used to convert older points system (coil 298968) engines to electronic ignition
Mounting hole centres approx 6.4cm apart

Electronic ignition armature magneto coil for most larger overhead valve engines
Mounting hole centres approx 6.4cm apart

Magneto armature. For single cylinder vertical crankshaft engines whos model starts 21 or 31
Includes terminal
Mounting hole centres approx 6.4cm apart

Flywheel puller for mid range engines
Distance between outer hole centres approx 51mm
If your engine has a square drive starter clutch holding down the flywheel, you will also require 690662 nut (see below)

Flywheel puller for larger engines
Distance between outer hole centres approx 72mm
Includes long and short bolt sets
If your engine has a square drive starter clutch holding down the flywheel, you will also require 690662 nut (see below)

Nut, crankshaft/flywheel
Required for puller use on engines which have a square drive rewind starter clutch

Contact breaker points for most points ignition engines
(Fitted under the flywheel) Includes spring compressing tool

Associated special tools

Retro fit magnetron electronic ignition kit
Fits all 2 leg ignition coils with points ignition

Points plunger. (pushes up 294628 points arm to open contacts)

Associated special tools

Flywheel key to fit most engines
Approx. 14mm long x 3mm x 4mm

Associated special tools