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  2. Sea-Doo
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  4. 2012
  5. 150 Speedster 155
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01- Cylinder Head 4_Speedster 155

*#REQ indicates the total pieces used to complete the assembly. Price shown is per piece. Order the total number of pieces needed for repair.
4a
420641323
Plug Screw M10 X 1
1
$13.49
4b
420924724
Hose Nipple (replaces 420924720)
1
$13.99
1
420950771
Cylinder Head Gasket (replaces 420950770)
1
$119.99
2
420613978
Cylinder Head Ass'y
1
$729.99
3
420929650
Drive Pin 5 X 10
2
$1.59
5
420253929
Valve Guide
12
$43.99
6
420254682
Exhaust Valve, 31 mm
6
$98.99
7
420253163
Intake Valve, 38 mm (replaces 420254294)
6
$37.99
8
420630202
Valve Stem Seal (replaces 420630200)
12
$7.89
9
420238180
Valve Spring
12
$14.99
10
420838280
Valve Spring Inside
12
$11.99
11
420254283
Valve Spring Retainer
12
$8.09
12
420253645
Valve Cotter
24
$6.99
13
420637783
Camshaft (replaces 420837851)
1
$839.99
14
420851694
Camshaft Guide (replaces 420851693)
1
$29.99
15
420254309
Timing Gear, 38 Teeth (replaces 420254307)
1
$65.99
16
420840032
Screw M6 X 12 (replaces 420840031)
3
$4.19
17
420898042
Camshaft Chain (replaces 420898044)
1
$89.99
18
420236541
Chain Tension Guide
1
$14.99
19
420236501
Chain Guide
1
$13.49
20
420660037
Cover
1
$21.99
21
420627494
Thrust Washer
1
$6.99
22
420856504
Vent Valve Ass'y (replaces 420856502)
1
$104.99
22
420856506
Vent Valve Ass'y
1
$77.99
23
420630125
V-Ring 20S FPM Blow By Valve
1
$10.99
24
420950870
O-Ring
1
$5.09
25
420665951
TOPS Switch (replaces 420665950)
1
$39.99
26
420641238
Torx Flange Screw M6 X 25
2
$3.09
27
420254329
Rocker Arm, Exhaust
6
$129.99
28
420254316
Rocker Arm, Inner
3
$169.99
29
420854594
Rocker Arm, Shaft
1
$189.99
30
420641080
Torx Screw M8 X 72
6
$5.29
31
420641110
Torx Flange Screw M11 X 147
8
$10.99
32
420641238
Torx Flange Screw M6 X 25
2
$3.09
33
420851754
Spark Plug Pipe (replaces 420851751)
3
$24.99
34
420950820
Valve Cover Gasket
1
$29.99
35
420811589
Valve Cover
1
$144.99
36
420440561
Torx Screw M6 X 30.5 (replaces 420440560)
8
$4.19
37
715900637
Spark Plug, NGK DCP-R8E (replaces 707000246)
3
$5.89
38
296000307
Stick Coil (replaces 420664020)
3
$104.99
39
420460830
Sealing Cup
3
$20.99
40
278002895
Temperature Sensor (replaces 278001016)
1
$34.99
41
420664046
Camshaft Position Sensor Ass'y (replaces 420664045)
1
$76.99
42
420631890
O-Ring
1
$4.89
43
420641048
Torx Flange Screw M6 X 16
1
$2.79
44
420851618
Transport Bracket PTO
1
$25.99
45
420641048
Torx Flange Screw M6 X 16
2
$2.79
47
420641198
Torx Flange Screw M6 X 45
12
$3.89
48
420951380
TRANSPORT BRACKET FRONT - Call your local BRP dealership
1
$19.99
49
420641048
Torx Flange Screw M6 X 16
2
$2.79
50
420660090
Rubber Bracket
1
$3.89
51
420253929
Valve Guide
1
$43.99
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