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Gearbox Parts

Gearbox Parts

This Section includes:

Gearbox, Reduction Gear and Clutch Parts

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102 Gearbox Screws

£1.12
£1.03

102 Gearbox Screws

Product Code: 102gbs

102 Gearbox Screws For 102 Models only sold individually More info

102 Model Front End Cap Gasket

£1.14
£1.05

102 Model Front End Cap Gasket

Product Code: 102/225

102 Model Front End Cap Gasket   This is a new genuine British Seagull spare part Please note this produ… More info

102 Model Overhaul Kit

£20.01
£18.41

102 Model Overhaul Kit

Product Code: 102OHK

102 Model Overhaul Kit Kit includes : 1 Base Gasket 1 Set of Piston Rings 1 Gearbox Gasket 1 Roto… More info

102 Water pump to Gearbox Gasket

£1.19
£1.09

102 Water pump to Gearbox Gasket

Product Code: 1360

102 Water pump to Gearbox Gasket Please note this product requires the use of gasket sealant – This can be foun… More info

40 Model Gearbox Gasket

£1.69
£1.55

40 Model Gearbox Gasket

Product Code: p40/225

40 Model Front End Cap Gasket Can Also be used on Century and Silver Century Models with the 10:35 reduction gear… More info

British Seagull Century + End Cap Gasket

£2.07
£1.90

British Seagull Century + End Cap Gasket

Product Code: 100p/225

Century Plus and Silver Century Front End Cap Gasket  For Century Models with 2 Screw Gasket please see 40+ type … More info

British Seagull Prop Washer

£1.25
£1.15

British Seagull Prop Washer

Product Code: 1388

British Seagull Prop Washer  Prop washer for use with split pin and prop spring  More info

British Seagull Thrust Washer

£2.52
£2.32

British Seagull Thrust Washer

Product Code: S1383/13

British Seagull Thrust Washer 13G  More info

Century Overhaul Kit (Direct Drive)

£45.00
£41.40

Century Overhaul Kit (Direct Drive)

Product Code: COHKDD

Century Overhaul Kit (Direct Drive) Kit includes : 1 Head Gasket 1 Base Gasket 1 Set of Piston Rings … More info

Collar above the bearing for Bevel Gears

£4.29
£3.95

Collar above the bearing for Bevel Gears

Product Code: 1383A

Collar above bevel gear for the following models   40+,century and Silver Century with 10:35 gear assembly … More info

Collar inside prop

£7.94
£7.30

Collar inside prop

Product Code: 1410a

Collar inside Prop  Collar to fit most Seagulls except QB models inc securing pin    … More info

Gasket Sealant

£5.75
£5.29

Gasket Sealant

Product Code: gasks

Gasket Sealant   For use on all British Seagull gaskets   This product needs to be used when rebuilding … More info

Gasket Set 102 Model

£3.14
£2.89

Gasket Set 102 Model

Product Code: 102/500

Gasket Set 102 Model Suitable for models AD, AC, TD, WD, ED and EC series   Contains: 1 Base Gasket … More info

Gasket Set for Century models

£20.00
£18.40

Gasket Set for Century models

Product Code: SPC500

Gasket Set for Century models Suitable for CP, CPC, SP, WP, WPC, WSP and WSPC long or short shaft   Con… More info

Gearbox Bolts

£2.39
£2.20

Gearbox Bolts

Product Code: B1008

British Seagull Gearbox Screws Gone are the flat head screws from yesteryear now allen key heads for much better … More info

Gearbox kit for 40 Models

£12.06
£11.10

Gearbox kit for 40 Models

Product Code: 40/600

Gearbox Kit for Featherweight (40-), 40+ and  Century Models   This includes: Prop spring Split pi… More info

Gearbox oil plug

£5.61
£5.16

Gearbox oil plug

Product Code: 40/229

  NEW GEARBOX FILLER PLUGS Plastic For all models of British Seagull engine More info

Morris Lubricants SAE140 Gear Oil

£5.19
£4.77

Morris Lubricants SAE140 Gear Oil

Product Code: AG140

Morris Lubricants SAE140 Gear Oil Golden Film AG 140 Gear Oil Safe with phosphor-bronze Description Golden F… More info

Prop Split Pin

£0.40
£0.37

Prop Split Pin

Product Code: 1389

Split Pin for Prop Spring More info

Prop Spring

£4.96
£4.56

Prop Spring

Product Code: 1411A

British Seagull Prop Spring Fits all models except Kingfisher and QB models   This is a new genuine British Se… More info

Silver Century & 40+ Clutched Joint Plate

£6.64
£6.11

Silver Century & 40+ Clutched Joint Plate

Product Code: C40/1360

Silver Century/40+ Clutched Joint Plate   This is a new genuine British Seagull spare part  More info

Silver Century Overhaul Kit (Clutched)

£45.00
£41.40

Silver Century Overhaul Kit (Clutched)

Product Code: SCOHKT

Silver Century Overhaul Kit Kit includes : 1 Head Gasket 1 Base Gasket 1 Set of Piston Rings 1 Ro… More info

Silver Century/Century Plus Joint Plate

£6.63
£6.10

Silver Century/Century Plus Joint Plate

Product Code: 100p/1360

Silver Century/Century Plus Joint Plate Fixed and Clutched   This is a new genuine British Seagull spare part … More info

Silver Century/Century Plus Joint Plate

£6.63
£6.10

Silver Century/Century Plus Joint Plate

Product Code: SIL88G4258

Silver Century/Century Plus Joint Plate Fixed and Clutched  More info

Spares Book for 102 Models

£7.06
£6.50

Spares Book for 102 Models

Product Code: Lit02

Spares Book for 102 Models   This is a new genuine British Seagull spare part  More info

Workshop Manual For All Models except 170/QB

£15.17
£13.96

Workshop Manual For All Models except 170/QB

Product Code: Lit08

Workshop Manual For All Models except 170/QB   This is a new genuine British Seagull product and covers all of th… More info

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