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Racing Head Service, the legendary innovator of cylinder head technology, is back with the latest in high performance cylinder head design. Utilizing the expertise of the industry-leading COMP Performance Group engineering team, the acquired resources of Pro Topline cylinder heads, and the most advanced cylinder head manufacturing foundry in the world, RHS has reemerged as the performance cylinder head leader.

RHS 54906

Part number: 54906
Manufacturer: RHS
Free Shipping
In Stock
$5,665.78
RHS
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Ships from manufacturer
$5,665.78

RHS 54906

Part number: RHS-54906

RHS 54902 LS Block

Part number: 54902
Manufacturer: RHS
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In Stock
$6,029.41
RHS
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Ships from manufacturer
$6,029.41

RHS 54902 LS Block

Part number: RHS-54902

RHS 54906U

Part number: 54906U
Manufacturer: RHS
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In Stock
$5,373.77
RHS
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Ships from manufacturer
$5,373.77

RHS 54906U

Part number: RHS-54906U

RHS 54902U

Part number: 54902U
Manufacturer: RHS
Free Shipping
In Stock
$5,373.77
RHS
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Ships from manufacturer
$5,373.77

RHS 54902U

Part number: RHS-54902U

RHS 54904

Part number: 54904
Manufacturer: RHS
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In Stock
$5,904.83
RHS
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Ships from manufacturer
$5,904.83

RHS 54904

Part number: RHS-54904

RHS 54901U

Part number: 54901U
Manufacturer: RHS
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In Stock
$5,373.77
RHS
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Ships from manufacturer
$5,373.77

RHS 54901U

Part number: RHS-54901U

RHS 54905

Part number: 54905
Manufacturer: RHS
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In Stock
$5,548.82
RHS
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Ships from manufacturer
$5,548.82

RHS 54905

Part number: RHS-54905

RHS 54900U

Part number: 54900U
Manufacturer: RHS
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In Stock
$5,373.77
RHS
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Ships from manufacturer
$5,373.77

RHS 54900U

Part number: RHS-54900U

RHS 54901 LS Block

Part number: 54901
Manufacturer: RHS
Free Shipping
In Stock
$5,665.78
RHS
Free Shipping
Ships from manufacturer
$5,665.78

RHS 54901 LS Block

Part number: RHS-54901

RHS 54903 LS Block

Part number: 54903
Manufacturer: RHS
Free Shipping
In Stock
$5,665.78
RHS
Free Shipping
Ships from manufacturer
$5,665.78

RHS 54903 LS Block

Part number: RHS-54903

RHS 54903U

Part number: 54903U
Manufacturer: RHS
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In Stock
$5,384.11
RHS
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Ships from manufacturer
$5,384.11

RHS 54903U

Part number: RHS-54903U

RHS 54210-06 Pro Elite

Part number: 54210-06
Manufacturer: RHS
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In Stock
$3,392.99
RHS
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Out of stock
$3,392.99

RHS 54210-06 Pro Elite

Part number: RHS-5421006

RHS 54225-05 Pro Elite

Part number: 54225-05
Manufacturer: RHS
Free Shipping
In Stock
$3,377.99
RHS
Free Shipping
Out of stock
$3,377.99

RHS 54225-05 Pro Elite

Part number: RHS-5422505

RHS 54210-02 Pro Elite

Part number: 54210-02
Manufacturer: RHS
Free Shipping
In Stock
$2,887.49
RHS
Free Shipping
Out of stock
$2,887.49

RHS 54210-02 Pro Elite

Part number: RHS-5421002

RHS 54501-06TTI Cylinder Heads

Part number: 54501-06TTI
Manufacturer: RHS
Free Shipping
In Stock
$2,939.63
RHS
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Ships from manufacturer
$2,939.63

RHS 54501-06TTI Cylinder Heads

Part number: RHS-5450106TTI

RHS 54501-06TTS Cylinder Heads

Part number: 54501-06TTS
Manufacturer: RHS
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In Stock
$3,127.99
RHS
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Ships from manufacturer
$3,127.99

RHS 54501-06TTS Cylinder Heads

Part number: RHS-5450106TTS

RHS 54225-06 Pro Elite

Part number: 54225-06
Manufacturer: RHS
Free Shipping
In Stock
$2,510.91
RHS
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Out of stock
$2,510.91

RHS 54225-06 Pro Elite

Part number: RHS-5422506

RHS 54210-05 Pro Elite

Part number: 54210-05
Manufacturer: RHS
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In Stock
$2,495.91
RHS
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Out of stock
$2,495.91

RHS 54210-05 Pro Elite

Part number: RHS-5421005

RHS 54501-06TTIX

Part number: 54501-06TTIX
Manufacturer: RHS
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In Stock
$2,520.46
RHS
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Ships from manufacturer
$2,520.46

RHS 54501-06TTIX

Part number: RHS-5450106TTIX

RHS 54210 Pro Elite

Part number: 54210
Manufacturer: RHS
Free Shipping
In Stock
$2,239.49
RHS
Free Shipping
Out of stock
$2,239.49

RHS 54210 Pro Elite

Part number: RHS-54210

RHS 584501

Part number: 584501
Manufacturer: RHS
Free Shipping
In Stock
$2,207.49
RHS
Free Shipping
Out of stock
$2,207.49

RHS 584501

Part number: RHS-584501

RHS 54225-02 Pro Elite

Part number: 54225-02
Manufacturer: RHS
Free Shipping
In Stock
$2,135.91
RHS
Free Shipping
Out of stock
$2,135.91

RHS 54225-02 Pro Elite

Part number: RHS-5422502

RHS 54501-06STI Cylinder Heads

Part number: 54501-06STI
Manufacturer: RHS
Free Shipping
In Stock
$1,933.63
RHS
Free Shipping
Ships from manufacturer
$1,933.63

RHS 54501-06STI Cylinder Heads

Part number: RHS-5450106STI

RHS 54501-06STS Cylinder Heads

Part number: 54501-06STS
Manufacturer: RHS
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In Stock
$2,047.99
RHS
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Ships from manufacturer
$2,047.99

RHS 54501-06STS Cylinder Heads

Part number: RHS-5450106STS

RHS 11002-03 Pro Action

Part number: 11002-03
Manufacturer: RHS
Free Shipping
In Stock
$1,700.91
RHS
Free Shipping
Out of stock
$1,700.91

RHS 11002-03 Pro Action

Part number: RHS-1100203

RHS 11001-03 Pro Action

Part number: 11001-03
Manufacturer: RHS
Free Shipping
In Stock
$1,694.91
RHS
Free Shipping
Out of stock
$1,694.91

RHS 11001-03 Pro Action

Part number: RHS-1100103

RHS 54225 Pro Elite

Part number: 54225
Manufacturer: RHS
Free Shipping
In Stock
$1,678.41
RHS
Free Shipping
Out of stock
$1,678.41

RHS 54225 Pro Elite

Part number: RHS-54225

RHS 54501-05HCS Cylinder Heads

Part number: 54501-05HCS
Manufacturer: RHS
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In Stock
$1,723.21
RHS
Free Shipping
Ships from manufacturer
$1,723.21

RHS 54501-05HCS Cylinder Heads

Part number: RHS-5450105HCS

RHS 11002-02 Pro Action

Part number: 11002-02
Manufacturer: RHS
Free Shipping
In Stock
$1,535.91
RHS
Free Shipping
Out of stock
$1,535.91

RHS 11002-02 Pro Action

Part number: RHS-1100202

RHS 11001-02 Pro Action

Part number: 11001-02
Manufacturer: RHS
Free Shipping
In Stock
$1,535.91
RHS
Free Shipping
Out of stock
$1,535.91

RHS 11001-02 Pro Action

Part number: RHS-1100102

RHS 54321-06TI

Part number: 54321-06TI
Manufacturer: RHS
Free Shipping
In Stock
$1,524.05
RHS
Free Shipping
Out of stock
$1,524.05

RHS 54321-06TI

Part number: RHS-5432106TI

RHS 54321-06TS

Part number: 54321-06TS
Manufacturer: RHS
Free Shipping
In Stock
$1,495.55
RHS
Free Shipping
Out of stock
$1,495.55

RHS 54321-06TS

Part number: RHS-5432106TS

RHS 54321-05TI

Part number: 54321-05TI
Manufacturer: RHS
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In Stock
$1,476.55
RHS
Free Shipping
Out of stock
$1,476.55

RHS 54321-05TI

Part number: RHS-5432105TI

RHS 54320-06TI

Part number: 54320-06TI
Manufacturer: RHS
Free Shipping
In Stock
$1,451.85
RHS
Free Shipping
Out of stock
$1,451.85

RHS 54320-06TI

Part number: RHS-5432006TI

RHS 54321-05TS

Part number: 54321-05TS
Manufacturer: RHS
Free Shipping
In Stock
$1,448.05
RHS
Free Shipping
Out of stock
$1,448.05

RHS 54321-05TS

Part number: RHS-5432105TS

RHS 54321-02TI

Part number: 54321-02TI
Manufacturer: RHS
Free Shipping
In Stock
$1,429.05
RHS
Free Shipping
Out of stock
$1,429.05

RHS 54321-02TI

Part number: RHS-5432102TI

RHS 54320-06TS

Part number: 54320-06TS
Manufacturer: RHS
Free Shipping
In Stock
$1,423.35
RHS
Free Shipping
Out of stock
$1,423.35

RHS 54320-06TS

Part number: RHS-5432006TS

RHS 54321-02TS

Part number: 54321-02TS
Manufacturer: RHS
Free Shipping
In Stock
$1,410.05
RHS
Free Shipping
Out of stock
$1,410.05

RHS 54321-02TS

Part number: RHS-5432102TS

RHS 54320-05TI

Part number: 54320-05TI
Manufacturer: RHS
Free Shipping
In Stock
$1,404.35
RHS
Free Shipping
Out of stock
$1,404.35

RHS 54320-05TI

Part number: RHS-5432005TI

RHS 54320-05TS

Part number: 54320-05TS
Manufacturer: RHS
Free Shipping
In Stock
$1,375.85
RHS
Free Shipping
Out of stock
$1,375.85

RHS 54320-05TS

Part number: RHS-5432005TS

RHS 12008-02 Pro Action

Part number: 12008-02
Manufacturer: RHS
Free Shipping
In Stock
$1,310.99
RHS
Free Shipping
Out of stock
$1,310.99

RHS 12008-02 Pro Action

Part number: RHS-1200802

RHS 12032-02 Pro Action

Part number: 12032-02
Manufacturer: RHS
Free Shipping
In Stock
$1,310.99
RHS
Free Shipping
Out of stock
$1,310.99

RHS 12032-02 Pro Action

Part number: RHS-1203202

RHS 54320-02TI

Part number: 54320-02TI
Manufacturer: RHS
Free Shipping
In Stock
$1,356.85
RHS
Free Shipping
Out of stock
$1,356.85

RHS 54320-02TI

Part number: RHS-5432002TI

RHS 11038 Pro Elite

Part number: 11038
Manufacturer: RHS
Free Shipping
In Stock
$1,948.52
RHS
Free Shipping
Ships from manufacturer
$1,948.52

RHS 11038 Pro Elite

Part number: RHS-11038

RHS 54320-02TS

Part number: 54320-02TS
Manufacturer: RHS
Free Shipping
In Stock
$1,337.85
RHS
Free Shipping
Out of stock
$1,337.85

RHS 54320-02TS

Part number: RHS-5432002TS

RHS 12025-01 Pro Action

Part number: 12025-01
Manufacturer: RHS
Free Shipping
In Stock
$1,219.49
RHS
Free Shipping
Out of stock
$1,219.49

RHS 12025-01 Pro Action

Part number: RHS-1202501
Free Shipping
In Stock
$1,293.15
RHS
Free Shipping
Ships from manufacturer
$1,293.15

RHS 54510 Cylinder Heads

Part number: 54510
Manufacturer: RHS
Free Shipping
In Stock
$1,248.66
RHS
Free Shipping
Ships from manufacturer
$1,248.66

RHS 54510 Cylinder Heads

Part number: RHS-54510
Free Shipping
In Stock
$1,248.66
RHS
Free Shipping
Ships from manufacturer
$1,248.66

RHS 11001 Pro Action 24 deg.

Part number: 11001
Manufacturer: RHS
Free Shipping
In Stock
$1,087.41
RHS
Free Shipping
Out of stock
$1,087.41

RHS 11001 Pro Action 24 deg.

Part number: RHS-11001

RHS 11002 Pro Action 24 deg.

Part number: 11002
Manufacturer: RHS
Free Shipping
In Stock
$1,087.41
RHS
Free Shipping
Out of stock
$1,087.41

RHS 11002 Pro Action 24 deg.

Part number: RHS-11002

RHS 549150 Engine Parts

Part number: 549150
Manufacturer: RHS
Free Shipping
In Stock
$1,235.20
RHS
Free Shipping
Ships from manufacturer
$1,235.20

RHS 549150 Engine Parts

Part number: RHS-549150

RHS 11011-05 Cylinder Heads

Part number: 11011-05
Manufacturer: RHS
Free Shipping
In Stock
$1,189.72
RHS
Free Shipping
Ships from manufacturer
$1,189.72

RHS 11011-05 Cylinder Heads

Part number: RHS-1101105

RHS 11012-02 Engine Parts

Part number: 11012-02
Manufacturer: RHS
Free Shipping
In Stock
$1,169.44
RHS
Free Shipping
Ships from manufacturer
$1,169.44

RHS 11012-02 Engine Parts

Part number: RHS-1101202
Free Shipping
In Stock
$1,169.44
RHS
Free Shipping
Ships from manufacturer
$1,169.44

RHS 57001 Pro Action Cylinder Head

Part number: 57001
Manufacturer: RHS
Free Shipping
In Stock
$1,034.10
RHS
Free Shipping
Out of stock
$1,034.10

RHS 57001 Pro Action Cylinder Head

Part number: RHS-57001

RHS 12030-02 Pro Action

Part number: 12030-02
Manufacturer: RHS
Free Shipping
In Stock
$979.41
RHS
Free Shipping
Out of stock
$979.41

RHS 12030-02 Pro Action

Part number: RHS-1203002

RHS 12002-02 Pro Action

Part number: 12002-02
Manufacturer: RHS
Free Shipping
In Stock
$979.41
RHS
Free Shipping
Out of stock
$979.41

RHS 12002-02 Pro Action

Part number: RHS-1200202

RHS 12025-02 Pro Action

Part number: 12025-02
Manufacturer: RHS
Free Shipping
In Stock
$979.41
RHS
Free Shipping
Out of stock
$979.41

RHS 12025-02 Pro Action

Part number: RHS-1202502

RHS 12005-02 Pro Action

Part number: 12005-02
Manufacturer: RHS
Free Shipping
In Stock
$979.41
RHS
Free Shipping
Out of stock
$979.41

RHS 12005-02 Pro Action

Part number: RHS-1200502

RHS 12007-02 Pro Action

Part number: 12007-02
Manufacturer: RHS
Free Shipping
In Stock
$979.41
RHS
Free Shipping
Out of stock
$979.41

RHS 12007-02 Pro Action

Part number: RHS-1200702

RHS 12006-02 Pro Action

Part number: 12006-02
Manufacturer: RHS
Free Shipping
In Stock
$974.91
RHS
Free Shipping
Out of stock
$974.91

RHS 12006-02 Pro Action

Part number: RHS-1200602

RHS 12022-02 Pro Action

Part number: 12022-02
Manufacturer: RHS
Free Shipping
In Stock
$974.91
RHS
Free Shipping
Out of stock
$974.91

RHS 12022-02 Pro Action

Part number: RHS-1202202

RHS 12003-02 Pro Action

Part number: 12003-02
Manufacturer: RHS
Free Shipping
In Stock
$974.91
RHS
Free Shipping
Out of stock
$974.91

RHS 12003-02 Pro Action

Part number: RHS-1200302

RHS 11301-03 Pro Action

Part number: 11301-03
Manufacturer: RHS
Free Shipping
In Stock
$1,069.60
RHS
Free Shipping
Out of stock
$1,069.60

RHS 11301-03 Pro Action

Part number: RHS-1130103

RHS 11302-03 Pro Action

Part number: 11302-03
Manufacturer: RHS
Free Shipping
In Stock
$1,010.92
RHS
Free Shipping
Out of stock
$1,010.92

RHS 11302-03 Pro Action

Part number: RHS-1130203
Free Shipping
In Stock
$1,453.62
RHS
Free Shipping
Out of stock
$1,453.62
Free Shipping
In Stock
$1,447.03
RHS
Free Shipping
Out of stock
$1,447.03

RHS 54302-06TI Cylinder Heads

Part number: 54302-06TI
Manufacturer: RHS
Free Shipping
In Stock
$954.05
RHS
Free Shipping
Out of stock
$954.05

RHS 54302-06TI Cylinder Heads

Part number: RHS-5430206TI

RHS 12006-01 Pro Action

Part number: 12006-01
Manufacturer: RHS
Free Shipping
In Stock
$904.41
RHS
Free Shipping
Out of stock
$904.41

RHS 12006-01 Pro Action

Part number: RHS-1200601

RHS 12008-01 Pro Action

Part number: 12008-01
Manufacturer: RHS
Free Shipping
In Stock
$904.41
RHS
Free Shipping
Out of stock
$904.41

RHS 12008-01 Pro Action

Part number: RHS-1200801

RHS 12002-01 Pro Action

Part number: 12002-01
Manufacturer: RHS
Free Shipping
In Stock
$904.41
RHS
Free Shipping
Out of stock
$904.41

RHS 12002-01 Pro Action

Part number: RHS-1200201

RHS 12005-01 Pro Action

Part number: 12005-01
Manufacturer: RHS
Free Shipping
In Stock
$904.41
RHS
Free Shipping
Out of stock
$904.41

RHS 12005-01 Pro Action

Part number: RHS-1200501

RHS 12022-01 Pro Action

Part number: 12022-01
Manufacturer: RHS
Free Shipping
In Stock
$899.91
RHS
Free Shipping
Out of stock
$899.91

RHS 12022-01 Pro Action

Part number: RHS-1202201

RHS 12030-01 Pro Action

Part number: 12030-01
Manufacturer: RHS
Free Shipping
In Stock
$899.91
RHS
Free Shipping
Out of stock
$899.91

RHS 12030-01 Pro Action

Part number: RHS-1203001