Model

Year

Finish line

Parts catalogue

Parts diagram

Engine - Supercharger

ENGINE - VALVE TRAIN FOR SEA-DOO GTX 300 2020

Fuel System

(1) 420637783

CAMSHAFT

(2) 420851694

CAMSHAFT GUIDE

(3) 420254309

TIMING GEAR, 38 TEETH

(4) 420841080

TORX FLANGED SCREW M6 X 12

(5) 420898042

CAMSHAFT CHAIN

(6) 420236541

CHAIN TENSION GUIDE

(7) 420236501

CHAIN GUIDE

(8) 420236915

CHAIN TENSIONNER WITH SCREW. INCLUDES 8 TO 11

(9) 420236910

CHAIN TENSIONER

(10) 420430624

GASKET RING

(11) 420640485

PLUG SCREW M16

(12) 420254329

ROCKER ARM, EXHAUST

(12) 420254329

ROCKER ARM, EXHAUST

(13) 420254316

ROCKER ARM, INNER

(14) 420854594

ROCKER ARM, SHAFT

(15) 420641080

TORX SCREW M8 X 72

(16) 296000421

SPARK PLUG

(17) 420851754

SPARK PLUG PIPE

(18) 420950820

VALVE COVER GASKET

(19) 420911951

VALVE COVER

(20) 420440561

ALLEN SCREW M6 X 30,5

(21) 420956925

PLUG COVER ASS'Y

(22) 420660620

RETAINING BAND

(23) 420201650

PUSH PIN

(24) 420666142

STICK COIL

(25) 420201430

PROTECTION CAP

(26) 420441383

FLANGED TORX SCREW M6 X 20

(27) 420664046

CAMSHAFT POSITION SENSOR ASS'Y

(28) 420631890

O-RING

(29) 420641048

FLANGED TORX SCREW M6 X 16

	Part number	Description	Qty
# 1	420637780 420637783	CAMSHAFT	995,64 €(852,70 £)
# 2	420851694	CAMSHAFT GUIDE	35,44 €(30,35 £)
# 3	420254309	TIMING GEAR, 38 TEETH	77,84 €(66,66 £)
# 4	420841080	TORX FLANGED SCREW M6 X 12	5,14 €(4,40 £)
# 5	420898042	CAMSHAFT CHAIN	106,43 €(91,15 £)
# 6	420236541	CHAIN TENSION GUIDE	17,76 €(15,21 £)
# 7	420236501	CHAIN GUIDE	15,52 €(13,29 £)
# 8	420236915	CHAIN TENSIONNER WITH SCREW. INCLUDES 8 TO 11	87,70 €(75,11 £)
# 9	420236910	CHAIN TENSIONER	45,30 €(38,80 £)
# 10	420430623 420430624	GASKET RING	2,06 €(1,76 £)
# 11	420640485	PLUG SCREW M16	Contact	0,00 €(0,00 £)
# 12	420254329	ROCKER ARM, EXHAUST	152,76 €(130,83 £)
# 13	420254316	ROCKER ARM, INNER	201,06 €(172,19 £)
# 14	420854594	ROCKER ARM, SHAFT	224,72 €(192,46 £)
# 15	420641080	TORX SCREW M8 X 72	6,24 €(5,34 £)
# 16	296000421	SPARK PLUG	11,22 €(9,61 £)
# 17	420851754	SPARK PLUG PIPE	Contact	0,00 €(0,00 £)
# 18	420950820	VALVE COVER GASKET	35,44 €(30,35 £)
# 19	420911951	VALVE COVER	247,40 €(211,88 £)
# 20	420440561	ALLEN SCREW M6 X 30, 5	4,94 €(4,23 £)
# 21	420956925	PLUG COVER ASS'Y	29,54 €(25,30 £)
# 22	420660620	RETAINING BAND	8,26 €(7,07 £)
# 23	420201650	PUSH PIN	2,62 €(2,24 £)
# 24	420666142	STICK COIL	69,96 €(59,92 £)
# 25	420201430	PROTECTION CAP	8,36 €(7,16 £)
# 26	420441383	FLANGED TORX SCREW M6 X 20	6,06 €(5,19 £)
# 27	420664045 420664046	CAMSHAFT POSITION SENSOR ASS'Y	90,66 €(77,64 £)
# 28	420631890	O-RING	5,74 €(4,92 £)
# 29	420641048	FLANGED TORX SCREW M6 X 16	3,32 €(2,84 £)

Please note that the parts offered for sale are parts from the manufacturer's catalogue, we sometimes have to order them especially for you from Sea-Doo. Please refer to the Shipping and Delivery section for more information on delivery times.
The diagrams are not contractual, if you have any questions, our professionals are here to help and advise you as well as possible.
Select the required part number in the diagram or refer to the list above to find the information and prices relating to the different parts.
Be careful to order the required quantity when adding a part to your cart. Please note that the unit price indicated is the price for each part number in quantity 1.
Find on this page all the original spare parts relating to the Engine - Valve Train of your Sea-Doo GTX 300 of 2020. Let us know if you have any questions.