Briggs&Stratton uk | Briggs and Stratton Vertical 2-7 HP Engine Parts | Briggs and Stratton Vertical 2-7 HP Side Valve Engine Parts | Briggs & Stratton Quantum Engine Spare Parts
(As fitted to rotary lawnmowers etc.)Briggs and Stratton Quantum engines are side valve, have paper air filters, a plastic fuel tank and their engine model numbers begins with 12. There is also an earlier version not often seen whose model number begins 1007If the parts you need are not listed, please use the link button at the bottom of this page.
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Walk behind mower cover.Protects against most weather conditions.Fits walk behind mowers up to 22"Width 55cmLength 142cmHeight to handlebar 119cm
Repair manual for all single cylinder side valve engines built after 1981 including Quantum enginesCovers all you need to know!
Short reach spark plug for all Briggs and Stratton side valve engines
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19mm/21mm Spark plug box wrench for 992041 spark plug
Briggs and stratton Start Care oil change kit. Includes 2 x 0.6 litres of oil (one bottle for an oil change and the other for through season top ups), 100ml bottle of fuel fit additive and deep sided oil drain tray.
Briggs and Stratton Petrol additive for all 4 stroke and 2 stroke petrol enginesPrevents fuel deterioration during periods of non-use and generally aids engine efficiencyEssential for correct winter storage of lawnmowers etc.100 ml, treats 10 litres of fuel
Throttle control and cable to fit many applications1.35m long. End can be bent to suitNegative action(Control pushed to fast, shortens inner wire)
Throttle control and cable to fit many applications1.35m long. End can be bent to suitPositive action(Control pushed to fast, lengthens inner wire)
Clamp and screw, throttle cable
Briggs and Stratton genuine service tune up kit for Quantum engines whose (model number starts with 12)Includes 491588S Air Filter, 0.6l Oil, 992300 Spark Plug
Oil drain pump kit. Includes vacuum pump, oil container, tubing etc.Allows draining oil without tipping machine.
Paper air filter.Approx 13cm x 11.5cm
Pre-filter for 491588 quantum filter(Can be retro fitted to prelong filter life)
Screw, air filter
Base, air cleanerIncludes primer, gasket, grommet and bracketAlso primer blank for engines with choke start
Paper air filter for for Quantum Mk1 engine (model number begins with 1007??) Approx 12cm x 12cm
Dipstick assembly, includes seal
Oil dipstick "O" ring seal for Quantum engines whose model number begins 12
Fuel cap. Black. Approx 6cm overall diameter with 30cm male bayonet fitting and retaining tag
Fuel cap for Quantum engines.Now replaced with 692046 below, please order that
Fuel cap for Quantum and Quantum Mk1 engines
Fuel tank. Black plastic half wrapFits all half wrap tank Quantum engines whose model number starts with 12Includes cap
699392 Fuel tank. Black plastic full wrapFits all full wrap tank Quantum engines whose model number starts with 12Includes capReplaces older tanks which incorporated a tap
Screw, shouldered. 3 used to retain top of fuel tank.
Red in line fuel filter for gravity fed fuel systems
Fuel tube for most applicationsSold in units of 20cm. Multiple purchases will be supplied in one total lengthUse with 710075 clamps.(sold seperately)
This nifty little tool enables fuel line to be removed easily and without fear of damage
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
Air filter gasket. For older Quantum engines which have a metal air filter base.
Air filter gasket for Quantum engines with plastic air filter base
Governor spring for Quantum engines whos model number begins with 12 and have a primer for cold stating or ready start
Governor spring for Quantum engines whos model number begins with 12 and have a throttle cable operated choke for cold stating
RPM tachometer to accurately set engine speedEasy to use and compact. Complete with instructions and walletSuits any engine
Choke return spring for Intek engine
Carburettor. For Quantum engines which have a primer for cold startingPlease note - This carburettor has a fixed idle jet but also replaces the no longer available adjustabe idle jet primer carburettors. Includes intake manifold "O" Ring seal
Carburettor.For Quantum engines which have a manual choke activated by the throttle cable (not primer or readystart) for cold startingIncludes intake manifold "O" Ring sealHas idle jet adjustment screw but can be used to replace choke start fixed idle jet carburettor.Not suitable for engines prior to 1993 which have a metal air filter base
Choke shaft. Includes return spring and seal
CarburettorAutochoke - Readystart (Engine has a thermostat behind the exhaust and a plastic air vane under the engine cover) Includes O ring seal
Carb overhaul kit for all Quantum enginesIncludes gaskets, seals, inlet needle and seat, idle mixture screw, welch plugs, float pin, shaft seals.Note- some very early Quantum Mk1 engines may have a different idle mixture screw not included.
Inlet valve needle & seat. For all Quantum engines.
Start primer for Quantum and Intek engines with prime starting(Also replaces older black one)
Carburetor bowl gasket for all Quantum enginesApprox 48mm outside diameter
Fibre carburetor bowl lower seal washer for many enginesApprox 10mm inside diameter
Fibre carburetor bowl lower seal washer for many enginesApprox 9mm inside diameter
794305 (was 497465) manifold for Quantum engines whos model number begins 12Includes gasket. Replaces all Quantum 12 manifolds (metal and plastic) with both rectangular and round (using an insert included) intake openings.
"O" Ring inlet seal for Briggs and Stratton Sprint, Classic & Quatro carburetors
1/4 inch diameter bolt for engine cowling, carb bracket etc.(approx 14mm long)
Screw 10-32 thread x 3/8" long (0.19" thread diapmeter - approx 4.8mm)Used in many places where a small short screw is required such as pressed steel muffler guards, covers and shields etc.
Complete rewind assembly, plastic pawl typeIncludes pulley, spring, pawls and rope pre-assembled and ready to bolt onIncludes screws and instructions for replacing riveted unitPlease note - If your starter has metal pawls, you will need to replace the existing flywheel cup with the 695161 cup and screen below in order to replace it with this rewind.
Starter cup and rotating screen.If your rewind has metal pawls, fitting this cup and screen to your flywheel in place of the existing cup will allow it to be replaced with the later 497680 starter (see above) which is far easier to work on.
Recoil pulley & spring for Quantum engines that have a screw retainer and plastic pawls & plateApprox 13.5cm diameter
Starter pawls & retaining plate for Sprint, Classic and Quattro engines with later (498144) type starter pulleyParts Included - 2 x 281505S pawl, 692299 plate & 691855 friction spring
Screw, pawl plate retaining
Recoil pulley & spring for older type Quantum(series 12) engines with metal pawlsApprox 13.5cm diameter
3.5mm diameter recoil rope for quantum engines.Approx 2.4m long whiteReplaces shorter rope 66734
Starter rop stop. Crimped to rope to prevent rope retracting fully into rewind when folding handles.
Rope guide. Includes bolt and nut for fitting to handle
Rubber recoil grip with plastic insert suits engines where grip returns to the engine
Starter grip for machines with extended rope and grip retained up the handles
Easy grip starter handleAllows full hand engagement for more solid handhold
Cylinder head gasket kit for Quantum engines whos model begins with 12. For all valve and decoke workIncludes 272200S and 692249 head gaskets. Please check that your head gasket matches the profile of either of these (see 272200S, 692249 and 799875 head gasket listings below)
Engine gasket set for early Quantum engines whos model begins with 12Includes seals etc.Note - The head gasket in this kit is 272200S. Please check the profile of this gasket matches your original (see 272200S listing below)
Head gasket for very old Quantum Mk 2 engines. Note the "waist" profile arrowed compared with 692249 and 799875 below
Engine gasket set for later Quantum engines whos model begins with 12Includes seals etc.Note - The head gaskets in this kit are 692249 and 799875. Please check the profile of one of these gaskets matches your original (see 692249 and 799875 listings below)
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Head gasket for later Quantum series enginesNote that the area below the valves is filled to a point compared with the older gasket 272200S above and 799875 below
Cylinder head gasket
Cylinder head gasket for Quantum Mk1 engine(Model number begins 1007??)
Quantum mk1 cylinder head bolt. Approx 50mm long
Breather/valve chest gasket for all Quantums including Mk1
692232 Crankcase gasket for Quantum engine whos model number begins with 12
End play shim kit. 1 1/16" internal diameter. 4 x .005" 1 x .015" thicknessReduces end play in crankshafts with 1 1/16" diameter lower bearing journals.
Upper oil seal (flywheel side) for all Quantum engines.Approx 32mm outside diameter x 20mm inside diameter
399781S Lower oil seal, (sump side) for all Quantum engines
Timing gear. Replaces plastic timing gear that has its key moulded into it. This does not replace any of the timing gears which use a seperate key
Oil seal. Side APTO ShaftReplaces old number 391484For Quantum engines which have a pto drive shaft emerging from the side of the sump
Pin. Retains brass gear onto side pto shaft
Muffler to fit all Quantum engines. Includes gasket, bolts and lock tab
Exhaust gasket for all Quantum enginesBolt hole centres approx 40mm apart
Muffler deflector. Includes screws
Exhaust muffler guard for most quantum series 12 enginesSupplied complete with screws
Ignition spark tester. Tests the ignition system for efficiencyFor all engines
Spark plug terminal (493880S) and rubber elbow (66538S), to fit all side valve HT leads
Metal shielded ignition terminal
Stop wire. Approx 42cm long
Electronic ignition armature magneto coil for Quantum engines whose model number begins with 12(fitted in lieu of 802574)
Auto choke (readystart) air vane.Has extra cut out to suit new armature design but also replaces the older vane.
Spring, Ready Start auto choke vane
Indak Ignition key set. Contains two keysFlat profile. (see pop up link below for shape) Fits most electric start machines
Click here for profile shape pop-up
0.5Amp D.C. Charging alternator used on most electric start Quantum and Intek engines
Interlock micro switch for electric start engines with OPC control. (dead man's handle)
Flywheel puller for small enginesDistance between outer hole centres approx 40mm
Nut, crankshaft/flywheelRequired for puller use on engines which have a square drive rewind starter clutch
Flywheel key to fit most enginesApprox. 14mm long x 3mm x 4mm
Half moon woodruff key to fit crankshaft extension of most small Briggs and Stratton engines applicationsNo 505 - 5/32" x 5/8" (approx 4mm thick x 15mm long)
#605 Woodruff Key 3/16" x 5/8" used on 25mm diameter crankshaft engines
Key, crankshaft pulley 3/16" (Approx 4.75mm) square section x 37mm long
1/4" Square Pulley key. Approx 39mm long
Engine mounting bolt. Self tap 3/8" x 1". Suitable for mounting engine onto steel or alluminium chassis up to 1/4" thickness.
Engine brake lockout link. Used to disable the brake where an engine is fitted to an application which does not use a mechanical emergency stop lever. NOT TO BE FITTED WHERE AN ENGINESTOP LEVER IS PRESENT.
Brake spring. For brake with hinged pad.Approx 50mm long x 12mm diameter