YS Power

YS 91SR Crankcase

YS 91SR Crankcase ..

£74.51 Ex Tax: £62.09

YS 91ST Crankcase

YS 91ST Crankcase Official YS 91ST replacement crankcase. ..

£89.95 Ex Tax: £74.96

YS Dump Collar Set S

YS Dump Collar Set S..

£19.90 Ex Tax: £16.58

YS DZ 185 Zero Piston

YS DZ 185 Zero Piston..

£58.50 Ex Tax: £48.75

YS DZ140 / DZ160 Connecting Rod

YS DZ140 / DZ160 Connecting Rod Part Number F2027 ..

£20.95 Ex Tax: £17.46

YS F 91AC Diaphragm (F9169)

YS F 91AC Diaphragm..

£3.60 Ex Tax: £3.00

YS FZ110 Crankshaft

YS FZ110 Crankshaft This is for the original FZ110 Not The S Version ..

£49.99 Ex Tax: £41.66

YS FZ110/110S/115S Cam Gear Cover

YS FZ110/110S/115S Cam Gear Cover ..

£5.95 Ex Tax: £4.96

YS FZ110/FZ110S/FZ115S Cam Gear Cover Screws

YS FZ110/FZ110S/FZ115S Cam Gear Cover Screws ..

£2.26 Ex Tax: £1.88

YS FZ120 & FZ140 O Ring Set

YS FZ120 & FZ140 O Ring Set ..

£11.95 Ex Tax: £9.96

YS FZ140 / FZ140L Piston

YS 140 / 140L Piston Replacement Piston For YS FZ140 & FZ140L Engines. Part Number F1..

£35.95 Ex Tax: £29.96

YS FZ70S Regulator Assembly

YS FZ70S Regulator Assembly ..

£53.95 Ex Tax: £44.96

YS FZ91 & FZ110 Rocker Arm Set

YS FZ91 & FZ110 Rocker Arm Set ..

£16.96 Ex Tax: £14.13

YS Header Lock Nut for 53/63

YS Header Lock Nut for 53/63..

£5.50 Ex Tax: £4.58

YS Intake Pipe O-Ring F120-DZ185

YS Intake Pipe O-Ring F120-DZ185..

£7.50 Ex Tax: £6.25

YS Oil Damper

YS Oil Damper For YS 140L & All DZ Series Engines Part Number: M0060 ..

£21.95 Ex Tax: £18.29

YS Piston Ring 60SR

YS Piston Ring 60SR..

£17.99 Ex Tax: £14.99

YS Push Rod Cover O-rings

YS Push Rod Cover O-ringsF120-DZ185 & F91AC-FZ115S..

£7.50 Ex Tax: £6.25

YS Regulator O Ring (S1041)

YS Regulator O Ring for:YS 50ST, 56SR, 60SR, FZ70S, FZ115S, FZ175..

£3.50 Ex Tax: £2.92

YS Wrist Pin Retainer

YS Wrist Pin Retainer for YS 91SR-120SRX 61RC..

£7.20 Ex Tax: £6.00

YS 91SR Cylinder Head

YS 91SR Replacement Cylinder Head ..

£32.58 Ex Tax: £27.15

YS Check Valve (Aero)

YS Check Valve (Aero) Ys check valve for all Ys 4 Stroke motors, including YS63,YS63S,YS70,YSFZ11..

£7.95 Ex Tax: £6.62

YS 91SR/SRS Head Gasket

YS 91SR/SRS Head Gasket ..

£3.01 Ex Tax: £2.51

YS 120SR/91ST/SR/SRS Head Screws

YS 91ST/SR Head Screws ..

£2.56 Ex Tax: £2.13

YS Check Valve For DZ

YS Check Valve For DZ, This is the Head Check Valve, For DZ160 & DZ170, DZ175 & DZ185 ..

£16.94 Ex Tax: £14.12

YS 91SR Cylinder Liner

YS 91SR Cylinder Liner ..

£49.99 Ex Tax: £41.66

YS 91SR Piston/Ring & Liner Set

YS 91SR Piston/Ring & Liner Set Replacement YS 91SR Piston, Piston Ring & Liner. ..

£91.86 Ex Tax: £76.55

YS 91SR Piston Side Exhaust

YS 91SR Piston Side Exhaust ..

£40.50 Ex Tax: £33.75

YS 91SR/SRS Piston Ring

YS 91SR/SRS Piston Ring ..

£19.50 Ex Tax: £16.25

YS 61/80/91ST/91SR/SRS/120SR Wrist Pin

YS 61/80/91ST/91SR/SRS/120SR Wrist Pin ..

£7.20 Ex Tax: £6.00

YS 61/80/91ST/91SR Wrist Pin Retainer

YS 61/80/91ST/91SR Wrist Pin Retainer ..

£7.20 Ex Tax: £6.00

YS 120SR/91SR/91SRS Conrod

YS 91SR/SRS Conrod ..

£25.50 Ex Tax: £21.25

YS 91SR Crankshaft

YS 91SR Crankshaft Replacement 91SR & 91SR3C Crankshaft. ..

£34.67 Ex Tax: £28.89

YS Front Bearing All Engines

YS 50ST/56SR/91ST/91SR/91 SR3C Front Bearing For Heli & YS 91,110,115,140,160,170,YS170CD..

£16.20 Ex Tax: £13.50

YS 91SR/SRS/120SR Rear Bearing

YS 91SR/SRS/120SR Rear Bearing ..

£21.90 Ex Tax: £18.25

YS Heli Drive Washer Spacer

YS Heli Drive Washer Spacer Suitable For The Following Engines: YS50ST YS61ST ..

£2.95 Ex Tax: £2.46

YS Heli Prop Nut (All)

YS Heli Prop Nut (All) This prop nut will fit all YS Heli engines! ..

£2.29 Ex Tax: £1.91

YS 91SR/SRS Back Plate

YS 91SR/SRS Back Plate ..

£10.16 Ex Tax: £8.47

YS 61/80/91ST/91SR/SRS/120SR Back Plate Screws

YS 61/80/91ST/91SR/SRS/120SR Back Plate Screws ..

£1.99 Ex Tax: £1.66

YS 91SR/SRS Carburetor Assembly

YS 91SR/SRS Carburetor Assembly ..

£57.44 Ex Tax: £47.87

YS Dz Throttle Barrel Retainer

YS Dz Throttle Barrel Retainer ..

£1.99 Ex Tax: £1.66

YS 91ST/SR/SRS/120SR Needle Valve Assembly

YS 91ST/SR/SRS/120SR Needle Valve Assembly ..

£32.50 Ex Tax: £27.08

YS 91ST/SR/120SR Needle Detent

YS 91ST/SR/120SR Needle Detent ..

£5.05 Ex Tax: £4.21

YS91ST, YS50ST & YS60SR Low Speed Needle

YS91ST, YS50ST & YS60SR Low Speed Needle ..

£9.95 Ex Tax: £8.29

Ys Throttle Arm Set

Ys Throttle Arm Set The Official YS Throttle Arm Set, For All 4 Stroke & 2 Stoke Heli Engines..

£5.62 Ex Tax: £4.68

YS 61-2/80/91ST/91SR/SRS/120SR Regulator Assembly

YS 61-2/80/91ST/91SR/SRS/120SR Regulator Assembly ..

£37.96 Ex Tax: £31.63

YS 61/80/91SR/92ST/91SR3C/SRS/120SR Diaphram

YS 61/80/91SR/92ST/91SR3C/SRS/120SR Diaphram ..

£4.60 Ex Tax: £3.83

YS Check Valve (Heli)

YS Check Valve (Heli) Ys Heli 2 Stroke check valve for all YS Helicopter motors. ..

£10.50 Ex Tax: £8.75