01- Cylinder Head, Front

100%

*#REQ indicates the total pieces used to complete the assembly. Price shown is per piece. Order the total number of pieces needed for repair.

Ref #	Part #	Description	#Req	Price
1	420630195	Cylinder Head Gasket	1	$75.99
2	420623064	Cylinder Front Ass'y	1	$429.99
3	420941014	Stud M8 x 26	2	$13.49
4	420253171	Exhaust Valve, 27 mm (replaces 420254361)	2	$65.99
5	420253161	Intake Valve, 31 mm (replaces 420254351)	2	$33.99
6	420627525	Thrust Washer (replaces 420627770)	4	$1.69
7	420230515	Valve Stem Seal	4	$11.49
8	420239295	Valve Spring	4	$13.49
9	420254132	Valve Spring Retainer	4	$13.49
10	420254120	Cotter Valve	8	$3.89
11	420440612	Torx Flange Screw M6 X 105	2	$6.99
12	420441287	Torx Screw M10 X 159 (replaces 420441284)	4	$11.99
13	420281802	Camshaft (replaces 420620865)	1	$429.99
14	420627743	Holding Strip	1	$17.49
15	420241522	Torx Screw M6 X 16 (replaces 420241525)	1	$1.79
16	420254907	Rocker Arm Inlet (replaces 420254905)	1	$134.99
17	420254911	Rocker Arm Exhaust (replaces 420254915)	1	$139.99
18	420242910	Hex. Nut M6	4	$1.19
19	420241337	Adjustment Screw M6 X 0.75 (replaces 420241335)	4	$4.79
20	420229712	Pin #12, Small, M6 X 90	2	$14.99
21	420944382	Shim	4	$3.89
22	420240945	Bearing Screw M6 (replaces 420240941)	1	$4.99
23	420436019	Chain Tension Guide (replaces 420436017)	1	$62.99
24	420236583	Chain Guide	1	$9.99
25	420236351	Chain Guide (replaces 420236350)	1	$13.99
26	420297064	Silent Chain (replaces 420297067)	1	$86.99
27	420254438	Camshaft Sprocket, 42 Teeth (replaces 420254435)	1	$17.49
28	420840032	Screw M6 X 12 (replaces 420840031)	3	$4.19
29	420236510	Chain Tensioner Housing	1	$10.99
30	420430373	O-Ring (replaces 420430370)	1	$2.99
31	420641238	Torx Flange Screw M6 X 25	2	$3.09
32	420236521	Chain Tensioner Plunger (replaces 420236520)	1	$13.99
33	420238120	Spring	1	$6.99
34	420250890	O-Ring	1	$2.89
35	420641150	Plug Screw	1	$6.99
36	420630260	Gasket	1	$24.99
37	420610393	Valve Cover (replaces 420610395)	1	$24.99
38	420440568	Hex. Distance Screw M6 X 30.5 (replaces 420440567)	4	$8.09
39	715900637	Spark Plug, NGK DCP-R8E (replaces 707000246)	1	$5.89
40	420254374	Valve Guide	4	$25.99

Ref # 1

Part # 420630195

Description Cylinder Head Gasket

#Req 1

Price $75.99

Ref # 2

Part # 420623064

Description Cylinder Front Ass'y

#Req 1

Price $429.99

Ref # 3

Part # 420941014

Description Stud M8 x 26

#Req 2

Price $13.49

Ref # 4

Part # 420253171

Description Exhaust Valve, 27 mm (replaces 420254361)

#Req 2

Price $65.99

Ref # 5

Part # 420253161

Description Intake Valve, 31 mm (replaces 420254351)

#Req 2

Price $33.99

Ref # 6

Part # 420627525

Description Thrust Washer (replaces 420627770)

#Req 4

Price $1.69

Ref # 7

Part # 420230515

Description Valve Stem Seal

#Req 4

Price $11.49

Ref # 8

Part # 420239295

Description Valve Spring

#Req 4

Price $13.49

Ref # 9

Part # 420254132

Description Valve Spring Retainer

#Req 4

Price $13.49

Ref # 10

Part # 420254120

Description Cotter Valve

#Req 8

Price $3.89

Ref # 11

Part # 420440612

Description Torx Flange Screw M6 X 105

#Req 2

Price $6.99

Ref # 12

Part # 420441287

Description Torx Screw M10 X 159 (replaces 420441284)

#Req 4

Price $11.99

Ref # 13

Part # 420281802

Description Camshaft (replaces 420620865)

#Req 1

Price $429.99

Ref # 14

Part # 420627743

Description Holding Strip

#Req 1

Price $17.49

Ref # 15

Part # 420241522

Description Torx Screw M6 X 16 (replaces 420241525)

#Req 1

Price $1.79

Ref # 16

Part # 420254907

Description Rocker Arm Inlet (replaces 420254905)

#Req 1

Price $134.99

Ref # 17

Part # 420254911

Description Rocker Arm Exhaust (replaces 420254915)

#Req 1

Price $139.99

Ref # 18

Part # 420242910

Description Hex. Nut M6

#Req 4

Price $1.19

Ref # 19

Part # 420241337

Description Adjustment Screw M6 X 0.75 (replaces 420241335)

#Req 4

Price $4.79

Ref # 20

Part # 420229712

Description Pin #12, Small, M6 X 90

#Req 2

Price $14.99

Ref # 21

Part # 420944382

Description Shim

#Req 4

Price $3.89

Ref # 22

Part # 420240945

Description Bearing Screw M6 (replaces 420240941)

#Req 1

Price $4.99

Ref # 23

Part # 420436019

Description Chain Tension Guide (replaces 420436017)

#Req 1

Price $62.99

Ref # 24

Part # 420236583

Description Chain Guide

#Req 1

Price $9.99

Ref # 25

Part # 420236351

Description Chain Guide (replaces 420236350)

#Req 1

Price $13.99

Ref # 26

Part # 420297064

Description Silent Chain (replaces 420297067)

#Req 1

Price $86.99

Ref # 27

Part # 420254438

Description Camshaft Sprocket, 42 Teeth (replaces 420254435)

#Req 1

Price $17.49

Ref # 28

Part # 420840032

Description Screw M6 X 12 (replaces 420840031)

#Req 3

Price $4.19

Ref # 29

Part # 420236510

Description Chain Tensioner Housing

#Req 1

Price $10.99

Ref # 30

Part # 420430373

Description O-Ring (replaces 420430370)

#Req 1

Price $2.99

Ref # 31

Part # 420641238

Description Torx Flange Screw M6 X 25

#Req 2

Price $3.09

Ref # 32

Part # 420236521

Description Chain Tensioner Plunger (replaces 420236520)

#Req 1

Price $13.99

Ref # 33

Part # 420238120

Description Spring

#Req 1

Price $6.99

Ref # 34

Part # 420250890

Description O-Ring

#Req 1

Price $2.89

Ref # 35

Part # 420641150

Description Plug Screw

#Req 1

Price $6.99

Ref # 36

Part # 420630260

Description Gasket

#Req 1

Price $24.99

Ref # 37

Part # 420610393

Description Valve Cover (replaces 420610395)

#Req 1

Price $24.99

Ref # 38

Part # 420440568

Description Hex. Distance Screw M6 X 30.5 (replaces 420440567)

#Req 4

Price $8.09

Ref # 39

Part # 715900637

Description Spark Plug, NGK DCP-R8E (replaces 707000246)

#Req 1

Price $5.89

Ref # 40

Part # 420254374

Description Valve Guide

#Req 4

Price $25.99

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OEM Parts Diagrams

01- Cylinder Head, Front

McCoy Motorsports Inc.

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