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Genuine Briggs & Stratton Engine parts
Briggs and Stratton Quantum Vertical Crankshaft Engine spare parts 3.5HP - 6HP

Briggs and Stratton Quantum Vertical Crankshaft Engine spare parts 3.5HP - 6HP

As fitted to rotary lawnmowers etc.

The Briggs & Stratton Quantum also known as 45,50,55,60,625,650,675.725 vertical crankshaft side valve engines (L- head type). This type of engine is normally fitted to walk behind equipment.
These engines have a paper air cleaner, a plastic tank and a metal float type carburettor.
They have various cold start systems, primer, readystart or manual cable choke.

The model-type-code can be found stamped into the top engine cover above the spark plug or on a plate just above the muffler.



270962 Repair Manual - Single Cylinder

270962 Repair Manual - Single Cylinder "L" Head Engines (Built after 1981)

£19.20 (£16.00 Excluding VAT at 20%)
992300C Spark Plug - SV

992300C Spark Plug - SV

£2.70 (£2.25 Excluding VAT at 20%)
992356 Spark Plug Wrench - 19mm + 21mm

992356 Spark Plug Wrench - 19mm + 21mm

£7.68 (£6.40 Excluding VAT at 20%)
992423 Oil Drain Kit

992423 Oil Drain Kit

£22.02 (£18.35 Excluding VAT at 20%)
491588S Air Filter/Cleaner

491588S Air Filter/Cleaner

£7.44 (£6.20 Excluding VAT at 20%)
493537S Pre-Filter/Cleaner (Suits 491588S)

493537S Pre-Filter/Cleaner (Suits 491588S)

£7.20 (£6.00 Excluding VAT at 20%)
399877S Air Filter/Cleaner

399877S Air Filter/Cleaner

£10.56 (£8.80 Excluding VAT at 20%)
692298 Air Filter/Cleaner Cover

692298 Air Filter/Cleaner Cover

£20.34 (£16.95 Excluding VAT at 20%)
795259 Air Filter/Cleaner Base - Out of stock with Briggs

795259 Air Filter/Cleaner Base - Out of stock with Briggs

£36.30 (£30.25 Excluding VAT at 20%)
499621 Oil Dipstick

499621 Oil Dipstick

£17.88 (£14.90 Excluding VAT at 20%)
799585 Fuel/Petrol Cap

799585 Fuel/Petrol Cap

£10.68 (£8.90 Excluding VAT at 20%)
692296 O-Ring/Seal - Oil Dipstick

692296 O-Ring/Seal - Oil Dipstick

£4.68 (£3.90 Excluding VAT at 20%)
692046 Fuel/Petrol Cap

692046 Fuel/Petrol Cap

£6.48 (£5.40 Excluding VAT at 20%)
699374 Fuel/Petrol Tank

699374 Fuel/Petrol Tank

£48.06 (£40.05 Excluding VAT at 20%)
298090S Fuel Filter - 150 micron (Gravity Fed Systems)

298090S Fuel Filter - 150 micron (Gravity Fed Systems)

£5.76 (£4.80 Excluding VAT at 20%)
395051R Fuel Hose/Line. 6.35mm x 11mm x 20cm

395051R Fuel Hose/Line. 6.35mm x 11mm x 20cm

£4.80 (£4.00 Excluding VAT at 20%)
84010837 Air Filter/Cleaner #2

84010837 Air Filter/Cleaner #2

£17.34 (£14.45 Excluding VAT at 20%)
691038 Fuel Hose Clamp - 11mm Dia

691038 Fuel Hose Clamp - 11mm Dia

£3.96 (£3.30 Excluding VAT at 20%)
791850 Fuel Hose Clamp - 13mm Dia

791850 Fuel Hose Clamp - 13mm Dia

£3.96 (£3.30 Excluding VAT at 20%)
698183 Fuel Shut Off Valve/Tap - 180°

698183 Fuel Shut Off Valve/Tap - 180°

£9.90 (£8.25 Excluding VAT at 20%)
272296 Air Cleaner/Filter Gasket

272296 Air Cleaner/Filter Gasket

£4.02 (£3.35 Excluding VAT at 20%)
795629 Air Filter/Cleaner Gasket

795629 Air Filter/Cleaner Gasket

£4.32 (£3.60 Excluding VAT at 20%)
691292 Governor Spring - Black - Quantum 2900 - 3000 RPM / Intek 2700 - 2900 RPM

691292 Governor Spring - Black - Quantum 2900 - 3000 RPM / Intek 2700 - 2900 RPM

£8.10 (£6.75 Excluding VAT at 20%)
691835 Governor Spring

691835 Governor Spring

£7.92 (£6.60 Excluding VAT at 20%)
690354 Choke Return Spring

690354 Choke Return Spring

£5.28 (£4.40 Excluding VAT at 20%)
799868 Carburettor

799868 Carburettor

£37.86 (£31.55 Excluding VAT at 20%)
494218 Choke Shaft

494218 Choke Shaft

£10.92 (£9.10 Excluding VAT at 20%)
498260 Carburettor Overhaul Kit

498260 Carburettor Overhaul Kit

£25.50 (£21.25 Excluding VAT at 20%)
398188 Float Needle Valve

398188 Float Needle Valve

£8.76 (£7.30 Excluding VAT at 20%)
694395 Primer Bulb Kit - Open End

694395 Primer Bulb Kit - Open End

£5.10 (£4.25 Excluding VAT at 20%)
280973 Washer - Friction Plate

280973 Washer - Friction Plate

£5.22 (£4.35 Excluding VAT at 20%)
271716 Float Bowl Seal/Washer

271716 Float Bowl Seal/Washer

£4.20 (£3.50 Excluding VAT at 20%)
691108 Cover bolt

691108 Cover bolt

£4.44 (£3.70 Excluding VAT at 20%)
690664 Bolt

690664 Bolt

£5.22 (£4.35 Excluding VAT at 20%)
497680 Recoil/Rewind Starter Assembly

497680 Recoil/Rewind Starter Assembly

£63.84 (£53.20 Excluding VAT at 20%)
498144 Recoil Starter Pulley & Spring (13.5cm)

498144 Recoil Starter Pulley & Spring (13.5cm)

£21.48 (£17.90 Excluding VAT at 20%)
ST1 Recoil Starter Pawl Kit

ST1 Recoil Starter Pawl Kit

£13.92 (£11.60 Excluding VAT at 20%)
280399S Recoil Starter Rope - 3.2mm x 2.5m

280399S Recoil Starter Rope - 3.2mm x 2.5m

£7.08 (£5.90 Excluding VAT at 20%)
691738 Recoil Starter Rope Stop

691738 Recoil Starter Rope Stop

£4.98 (£4.15 Excluding VAT at 20%)
205912GS Rope Guide Kit

205912GS Rope Guide Kit

£7.86 (£6.55 Excluding VAT at 20%)
393152 Recoil Starter Grip/Handle #1

393152 Recoil Starter Grip/Handle #1

£7.14 (£5.95 Excluding VAT at 20%)
281434S Recoil Starter Grip/Handle

281434S Recoil Starter Grip/Handle

£4.20 (£3.50 Excluding VAT at 20%)
799716 Recoil Starter Grip/Handle #1

799716 Recoil Starter Grip/Handle #1

£6.42 (£5.35 Excluding VAT at 20%)
496117 Engine Gasket Set

496117 Engine Gasket Set

£19.38 (£16.15 Excluding VAT at 20%)
590508 Engine Gasket Set

590508 Engine Gasket Set

£35.64 (£29.70 Excluding VAT at 20%)
498528 Head/Valve Gasket Set

498528 Head/Valve Gasket Set

£19.56 (£16.30 Excluding VAT at 20%)
272200S Cylinder Head Gasket

272200S Cylinder Head Gasket

£7.14 (£5.95 Excluding VAT at 20%)
692249 Cylinder Head Gasket

692249 Cylinder Head Gasket

£9.84 (£8.20 Excluding VAT at 20%)
799875 Cylinder Head Gasket

799875 Cylinder Head Gasket

£9.18 (£7.65 Excluding VAT at 20%)
271917 Cylinder Head Gasket #2

271917 Cylinder Head Gasket #2

£9.36 (£7.80 Excluding VAT at 20%)
272199S Intake Gasket

272199S Intake Gasket

£4.86 (£4.05 Excluding VAT at 20%)
691881 Muffler/Exhaust Gasket (Bolt hole spacing approx 40mm)

691881 Muffler/Exhaust Gasket (Bolt hole spacing approx 40mm)

£11.10 (£9.25 Excluding VAT at 20%)
699833 Breather/Valve Chest Gasket

699833 Breather/Valve Chest Gasket

£4.02 (£3.35 Excluding VAT at 20%)
692232 Crankcase/Sump Gasket

692232 Crankcase/Sump Gasket

£10.56 (£8.80 Excluding VAT at 20%)
555652 Shim Kit

555652 Shim Kit

£7.75 (£6.46 Excluding VAT at 20%)
693981 Float Bowl Gasket (48mm)

693981 Float Bowl Gasket (48mm)

£6.30 (£5.25 Excluding VAT at 20%)
270344S O-Ring/Seal (Inlet Manifold)

270344S O-Ring/Seal (Inlet Manifold)

£5.40 (£4.50 Excluding VAT at 20%)
299819S Oil Seal (32mm x 22.2mm x 4.3mm)

299819S Oil Seal (32mm x 22.2mm x 4.3mm)

£4.50 (£3.75 Excluding VAT at 20%)
399781S Oil seal (43mm x 27mm x 7.9mm)

399781S Oil seal (43mm x 27mm x 7.9mm)

£8.40 (£7.00 Excluding VAT at 20%)
691952 Oil Seal - PTO Shaft (25.4mm x 12mm x 6mm)

691952 Oil Seal - PTO Shaft (25.4mm x 12mm x 6mm)

£10.32 (£8.60 Excluding VAT at 20%)
797521 Gear

797521 Gear

£6.60 (£5.50 Excluding VAT at 20%)
692038 Muffler

692038 Muffler

£26.76 (£22.30 Excluding VAT at 20%)
393760 Muffler/Exhaust Deflector - 90 Degree

393760 Muffler/Exhaust Deflector - 90 Degree

£6.60 (£5.50 Excluding VAT at 20%)
593875 Muffler/Exhaust Guard

593875 Muffler/Exhaust Guard

£34.20 (£28.50 Excluding VAT at 20%)
796964 Ignition Coil/Armature

796964 Ignition Coil/Armature

£57.66 (£48.05 Excluding VAT at 20%)
66538S/493880S Spark Plug Terminal & Boot Kit

66538S/493880S Spark Plug Terminal & Boot Kit

£8.22 (£6.85 Excluding VAT at 20%)
692310 Stop Switch

692310 Stop Switch

£6.90 (£5.75 Excluding VAT at 20%)
691991 Alternator - 0.5 Amp DC

691991 Alternator - 0.5 Amp DC

£79.68 (£66.40 Excluding VAT at 20%)
499421 Interlock Switch

499421 Interlock Switch

£28.98 (£24.15 Excluding VAT at 20%)
790848 Air Governor Vane

790848 Air Governor Vane

£11.28 (£9.40 Excluding VAT at 20%)
790849 Air Governor Vane Spring

790849 Air Governor Vane Spring

£6.54 (£5.45 Excluding VAT at 20%)
593208 Thermostat

593208 Thermostat

£23.16 (£19.30 Excluding VAT at 20%)
222698S Flywheel key - 14mm x 3mm x 4mm

222698S Flywheel key - 14mm x 3mm x 4mm

£3.48 (£2.90 Excluding VAT at 20%)
692193 Crankshaft key - 15mm x 4mm

692193 Crankshaft key - 15mm x 4mm

£3.12 (£2.60 Excluding VAT at 20%)
7015894SM Woodruff Key - 3/16

7015894SM Woodruff Key - 3/16" x 5/8"

£2.64 (£2.20 Excluding VAT at 20%)
691483 Crankshaft Key - 39mm x 6.35mm (1/4

691483 Crankshaft Key - 39mm x 6.35mm (1/4")

£5.88 (£4.90 Excluding VAT at 20%)
691640 Fuel Tank Bolt

691640 Fuel Tank Bolt

£4.86 (£4.05 Excluding VAT at 20%)
0025X6MA Engine Mounting Bolt

0025X6MA Engine Mounting Bolt

£3.48 (£2.90 Excluding VAT at 20%)
692135 Brake Spring

692135 Brake Spring

£7.32 (£6.10 Excluding VAT at 20%)
691696 Screw

691696 Screw

£5.22 (£4.35 Excluding VAT at 20%)
690940 Screw

690940 Screw

£4.68 (£3.90 Excluding VAT at 20%)
690670 Screw

690670 Screw

£6.78 (£5.65 Excluding VAT at 20%)
691826 Lockout Link

691826 Lockout Link

£4.86 (£4.05 Excluding VAT at 20%)
691959 Ignition Key Set (Indak Style)

691959 Ignition Key Set (Indak Style)

£10.92 (£9.10 Excluding VAT at 20%)
84003327 Ignition Spark Tester

84003327 Ignition Spark Tester

£24.85 (£20.71 Excluding VAT at 20%)
19620 Fuel Line Removal Tool

19620 Fuel Line Removal Tool

£28.63 (£23.86 Excluding VAT at 20%)
19069 Flywheel Puller - Small

19069 Flywheel Puller - Small

£16.12 (£13.43 Excluding VAT at 20%)
690662 Crankshaft/Flywheel Nut

690662 Crankshaft/Flywheel Nut

£6.60 (£5.50 Excluding VAT at 20%)
992016 Throttle control - Positive Throw

992016 Throttle control - Positive Throw

£11.04 (£9.20 Excluding VAT at 20%)
992015 Throttle control - Negative Throw

992015 Throttle control - Negative Throw

£17.40 (£14.50 Excluding VAT at 20%)
690798/691044 Cable Clamp & Screw

690798/691044 Cable Clamp & Screw

£9.30 (£7.75 Excluding VAT at 20%)
Don't see it here? Try our Search Function, our Parts Drawings Lookup, or contact us for assistance.

Don't see it here? Try our Search Function, our Parts Drawings Lookup, or contact us for assistance.

Best Sellers

100007E Engine Oil - SAE30 - 1Ltr
£11.22 (£9.35 Excluding VAT at 20%)

84001895 Fuel Filter - 40 micron (Fuel Pump Fed Systems)
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842921 Oil Filter - Vanguard - 57mm x 76mm
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Why Buy from Briggsbits?

Why Buy from Briggsbits?

Fast UK Delivery – get the parts you need quickly, with same-day dispatch on many orders
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Genuine OEM Parts Only – no substitutes, no compatibility issues
Backed by Friendly Experts – decades of Briggs & Stratton knowledge to help you choose the right part
Huge Stock Range – one of the UK’s most comprehensive selections of Briggs & Stratton spares, from spark plugs to complete engines