OS Engine Spares / Parts

O.S Regulator Repair Kit
O.S Regulator Repair Kit

X-OS45582500

£15.91
Out Of Stock
Carburettor Rotor - (C12/C13)
Carburettor Rotor - (C12/C13)

X-OS45583210

£17.34
Shadow Stock
Mixture Control Valve Assy (C14)
Mixture Control Valve Assy (C14)

X-OS45586300

£13.44
Shadow Stock
OS Engines Piston Fs61/Ft120 II
OS Engines Piston Fs61/Ft120 II

X-OS45603200

£44.18
Shadow Stock
Rocker Cover FS61/Sirius
Rocker Cover FS61/Sirius

X-OS45604200

£6.64
Out Of Stock
Connecting Rod FS70/91 Surpass
Connecting Rod FS70/91 Surpass

X-OS45605000

£23.74
Shadow Stock
OS Engines Piston Pin Ft120 Ii/65La
OS Engines Piston Pin Ft120 Ii/65La

X-OS45606000

£9.26
Out Of Stock
M10 Exhaust Header Pipe Nut
M10 Exhaust Header Pipe Nut

X-OS45626010

£4.99
Out Of Stock
M11 Exhaust Header Pipe Nut
M11 Exhaust Header Pipe Nut

X-OS45626030

£4.99
Out Of Stock
Ball Bearing (R) FS70 Surpass
Ball Bearing (R) FS70 Surpass

X-OS45630000

£28.26
Out Of Stock
Rocker Shaft FS61/Sirius
Rocker Shaft FS61/Sirius

X-OS45661500

£8.08
Shadow Stock
Camfollower FS48S/52S/61
Camfollower FS48S/52S/61

X-OS45664000

£17.34
Out Of Stock
Throttle Stop Screw FT240/300
Throttle Stop Screw FT240/300

X-OS45681600

£4.74
Shadow Stock
Connecting Rod FS20/FS26S
Connecting Rod FS20/FS26S

X-OS45705000

£15.19
Out Of Stock
Valve Assembly FS26-CX
Valve Assembly FS26-CX

X-OS45760020

£11.16
Out Of Stock
Rocker Arm Assembly FS20/FS26S
Rocker Arm Assembly FS20/FS26S

X-OS45761000

£23.28
Shadow Stock
Tappet Adjustable Screw FS26/48/52S
Tappet Adjustable Screw FS26/48/52S

X-OS45761200

£6.41
Shadow Stock
Rocker Support Assembly FS20/FS26S
Rocker Support Assembly FS20/FS26S

X-OS45761400

£9.26
Shadow Stock
Rocker Support FS20/FS26S
Rocker Support FS20/FS26S

X-OS45761410

£8.79
Shadow Stock
Rocker Arm Retainer FS26S/FS120S
Rocker Arm Retainer FS26S/FS120S

X-OS45761600

£4.99
Out Of Stock
Thrust Ball FS20/FS26S
Thrust Ball FS20/FS26S

X-OS45762100

£3.79
Shadow Stock
Nipple No.5
Nipple No.5

X-OS45771000

£4.99
Out Of Stock
Piston Pin FS48/52 Surpass
Piston Pin FS48/52 Surpass

X-OS45806000

£8.79
Out Of Stock
Drive Washer FS48/52 Surpass
Drive Washer FS48/52 Surpass

X-OS45808000

£13.78
Out Of Stock
Locknut Set FS40/48/52 Surpass
Locknut Set FS40/48/52 Surpass

X-OS45810100

£12.34
Shadow Stock
Locknut for Spinner FS52 Surpass
Locknut for Spinner FS52 Surpass

X-OS45810200

£30.39
Shadow Stock
1/4-M5 Locknut Set
1/4-M5 Locknut Set

X-OS45810300

£26.13
Out Of Stock
Screw Set FS48 Surpass
Screw Set FS48 Surpass

X-OS45813000

£8.79
Out Of Stock
Cylinder Head Gasket FS48/52S
Cylinder Head Gasket FS48/52S

X-OS45814100

£4.99
Out Of Stock
Throttle Stop Screw FS48 Surpass
Throttle Stop Screw FS48 Surpass

X-OS45881300

£2.84
Shadow Stock
Air Bleed Screw FS48 Surpass
Air Bleed Screw FS48 Surpass

X-OS45881600

£2.84
Out Of Stock
Crankcase FS91S II
Crankcase FS91S II

X-OS45901010

£157.94
Out Of Stock
Cam Cover FS91S II
Cam Cover FS91S II

X-OS45901110

£9.26
Out Of Stock
Crankshaft FS91S II-P
Crankshaft FS91S II-P

X-OS45902010

£118.28
Out Of Stock
Piston FS91 Surpass/FT160
Piston FS91 Surpass/FT160

X-OS45903200

£50.34
Out Of Stock
Piston Ring FS91S II
Piston Ring FS91S II

X-OS45903400

£35.63
Out Of Stock
Cylinder Head(w/valve) FS91S2
Cylinder Head(w/valve) FS91S2

X-OS45904011

£193.33
Out Of Stock
Cylinder Head FS91S II
Cylinder Head FS91S II

X-OS45904110

£120.64
Out Of Stock
OS Engines Piston Pin Fs91S/Ft160
OS Engines Piston Pin Fs91S/Ft160

X-OS45906000

£9.26
Out Of Stock
Cover Plate FS91S II-P
Cover Plate FS91S II-P

X-OS45907010

£20.89
Out Of Stock
Cov.Plate RPM Sens. Set FS91S-II FI
Cov.Plate RPM Sens. Set FS91S-II FI

X-OS45907030

£88.34
Out Of Stock
OS Engines Locknut Set Fs70/91S/91Fx
OS Engines Locknut Set Fs70/91S/91Fx

X-OS45910100

£31.11
Shadow Stock
Locknut Set For Spinner FS91S
Locknut Set For Spinner FS91S

X-OS45910200

£34.19
Shadow Stock
Locknut Set - 5/16 - M5
Locknut Set - 5/16 - M5

X-OS45910300

£36.09
Shadow Stock
OS Engines Screw Set Fs70S/Fs91S
OS Engines Screw Set Fs70S/Fs91S

X-OS45913000

£18.99
Shadow Stock
Gasket Set FS91S II-P
Gasket Set FS91S II-P

X-OS45914010

£5.69
Shadow Stock
Gasket Set FS91S-II FI
Gasket Set FS91S-II FI

X-OS45914020

£6.89
Out Of Stock
Carburettor Rubber Gasket FS70/91S
Carburettor Rubber Gasket FS70/91S

X-OS45915000

£4.99
Out Of Stock
Silencer Assembly - (F-4020) 91S II
Silencer Assembly - (F-4020) 91S II

X-OS45925010

£105.93
Shadow Stock
F-4020U Silencer FS70 Ultimate
F-4020U Silencer FS70 Ultimate

X-OS45925050

£71.73
Out Of Stock
Silencer Body - (F-4020) FS91SII
Silencer Body - (F-4020) FS91SII

X-OS45925100

£90.96
Out Of Stock
Exhaust Header Pipe FS70/91S
Exhaust Header Pipe FS70/91S

X-OS45926000

£23.04
Out Of Stock
Exhaust Header Pipe FS70 Ultimate
Exhaust Header Pipe FS70 Ultimate

X-OS45926100

£15.19
Out Of Stock
Intake Valve Assembly FS70S-II
Intake Valve Assembly FS70S-II

X-OS45960001

£48.21
Out Of Stock
Exhaust Valve Assembly FS70S-II
Exhaust Valve Assembly FS70S-II

X-OS45960011

£48.21
Out Of Stock
Intake Valve FS70S/FS91S
Intake Valve FS70S/FS91S

X-OS45960100

£40.84
Out Of Stock
Exhaust Valve FS70S/FS91S
Exhaust Valve FS70S/FS91S

X-OS45960110

£40.84
Shadow Stock
Valve Spring FS70S II
Valve Spring FS70S II

X-OS45960210

£3.79
Out Of Stock
Valve Spring Retainer FS70S II
Valve Spring Retainer FS70S II

X-OS45960310

£4.99
Shadow Stock
OS Engines Cotter Pin Fs70S/Fs91S
OS Engines Cotter Pin Fs70S/Fs91S

X-OS45960400

£9.26
Out Of Stock
Rocker Support FS91S
Rocker Support FS91S

X-OS45961400

£34.44
Shadow Stock
Rocker Support Assy FS70ULT/FS91
Rocker Support Assy FS70ULT/FS91

X-OS45961410

£33.49
Shadow Stock
Camshaft FS70/91 Surpass
Camshaft FS70/91 Surpass

X-OS45962000

£79.09
Out Of Stock
Camshaft FS91S II
Camshaft FS91S II

X-OS45962010

£84.31
Out Of Stock
Push Rod FS91S
Push Rod FS91S

X-OS45966000

£8.08
Out Of Stock
Push Rod Cover Assembly FS91S
Push Rod Cover Assembly FS91S

X-OS45966100

£27.08
Shadow Stock
Push Rod Cover FS91S
Push Rod Cover FS91S

X-OS45966110

£18.04
Shadow Stock
Intake Pipe Assy 91S II/120S III
Intake Pipe Assy 91S II/120S III

X-OS45968000

£35.63
Out Of Stock
Intake Pipe Assembly FS91S-II FI
Intake Pipe Assembly FS91S-II FI

X-OS45968010

£23.51
Out Of Stock
Intake Pipe Assembly FS91S II-P
Intake Pipe Assembly FS91S II-P

X-OS45968100

£30.88
Shadow Stock
Intake Pipe Assembly FS91-II
Intake Pipe Assembly FS91-II

X-OS45968200

£35.63
Out Of Stock
Intake Pipe FS91-II
Intake Pipe FS91-II

X-OS45968210

£30.88
Out Of Stock
Carburettor Assembly (60N) FS91SII
Carburettor Assembly (60N) FS91SII

X-OS45983000

£200.21
Out Of Stock
Carburettor Body - (60N)
Carburettor Body - (60N)

X-OS45983100

£115.66
Out Of Stock
Carburettor Rotor - (60N,60P)
Carburettor Rotor - (60N,60P)

X-OS45983200

£38.24
Out Of Stock
Carburettor Complete (60P)
Carburettor Complete (60P)

X-OS45984000

£87.39
Out Of Stock
Carburettor Body (60P)
Carburettor Body (60P)

X-OS45984100

£50.34
Out Of Stock
Needle Valve Assy FS 70 Surpass
Needle Valve Assy FS 70 Surpass

X-OS45984900

£23.28
Out Of Stock
Inj Air Valve Set (60T)FS91S-II FI
Inj Air Valve Set (60T)FS91S-II FI

X-OS45985000

£431.78
Out Of Stock
Injector Air Valve Body FS91S-II FI
Injector Air Valve Body FS91S-II FI

X-OS45985100

£99.74
Out Of Stock
Injector Set FS91S-II FI
Injector Set FS91S-II FI

X-OS45985110

£357.20
Out Of Stock
Rotor Valve - 60T
Rotor Valve - 60T

X-OS45985200

£20.19
Out Of Stock
OS Engines Screw Set Ft120Ii/Ft160
OS Engines Screw Set Ft120Ii/Ft160

X-OS46013002

£26.13
Out Of Stock
OS Engines Ball Race (R)108F/140Rx/Ft160/Ff320
OS Engines Ball Race (R)108F/140Rx/Ft160/Ff320

X-OS46030008

£28.26
Shadow Stock
Camshaft Bearing (F) FT/FF
Camshaft Bearing (F) FT/FF

X-OS46031005

£22.79
Out Of Stock
OS Engines O Ring L-(10D/10F/20E/60P/40J)
OS Engines O Ring L-(10D/10F/20E/60P/40J)

X-OS46066319

£4.99
Out Of Stock
Crankcase FT160
Crankcase FT160

X-OS46101000

£250.09
Out Of Stock
Rear Housing FT160
Rear Housing FT160

X-OS46101800

£125.16
Out Of Stock
Crankshaft FT160
Crankshaft FT160

X-OS46102000

£288.09
Out Of Stock
Cylinder Liner FS91 Surpass
Cylinder Liner FS91 Surpass

X-OS46103100

£54.39
Out Of Stock
Cylinder Jacket FT160
Cylinder Jacket FT160

X-OS46103300

£87.64
Out Of Stock
Cylinder Head w/Valve FT160
Cylinder Head w/Valve FT160

X-OS46104020

£193.33
Shadow Stock
Cylinder Head FT160
Cylinder Head FT160

X-OS46104110

£120.64
Out Of Stock
Rocker Cover FT160
Rocker Cover FT160

X-OS46104200

£23.28
Out Of Stock
Connecting Rod FT120II/160
Connecting Rod FT120II/160

X-OS46105000

£87.64
Out Of Stock
OS Engines Drive Washer Ft120 Ii/Ft160
OS Engines Drive Washer Ft120 Ii/Ft160

X-OS46108000

£33.49
Out Of Stock
Showing 1633 - 1728 of 2204 matching items