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Engine Components & Accessories > Cylinder Heads & Components

LS Gen III Knock Sensor Relocation Brackets LS1 LM7 LR4 LQ4 LS6 L59 LQ9 LM4

Calflow
Original price $0.00 - Original price $0.00
Original price $0.00
$92.95
$92.95 - $92.95
Current price $92.95
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Required if wanting to keep your knock sensors while using a Cal Custom valley pan Manufactured with billet aluminium Compatible with all Gen III ...

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Original price $0.00 - Original price $0.00
Original price $0.00
$92.95
$92.95 - $92.95
Current price $92.95

GM LS1 LS2 LS3 LS6 Rocker Arm Trunnion Upgrade Kit

Calflow
Original price $154.95 - Original price $154.95
Original price
$154.95
$154.95 - $154.95
Current price $154.95
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Converts stock rocker arms into captured roller trunnions for high RPM applications Cost effective alternative to a billet roller rocker setup Inc...

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Original price $154.95 - Original price $154.95
Original price
$154.95
$154.95 - $154.95
Current price $154.95

102mm Billet Aluminium LS Cable Throttle Body, 4 Bolt Flange - Black

Calflow
Original price $256.20 - Original price $256.20
Original price
$256.20
$256.20 - $256.20
Current price $256.20
In stock

Large intake bore provides maximum airflow for mid to high range horsepower engines Perfect match for the Calflow Fabricated LS intake manifolds (...

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Original price $256.20 - Original price $256.20
Original price
$256.20
$256.20 - $256.20
Current price $256.20

102mm Billet Aluminium LS Cable Throttle Body, 4 Bolt Flange - Silver

Calflow
Original price $256.20 - Original price $256.20
Original price
$256.20
$256.20 - $256.20
Current price $256.20
In stock

Large intake bore provides maximum airflow for mid to high range horsepower engines Perfect match for the Calflow Fabricated LS intake manifolds (...

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Original price $256.20 - Original price $256.20
Original price
$256.20
$256.20 - $256.20
Current price $256.20

92mm Billet Aluminium LS Cable Throttle Body, 4 Bolt Flange - Black

Calflow
Original price $256.20 - Original price $256.20
Original price
$256.20
$256.20 - $256.20
Current price $256.20
In stock

Large intake bore provides maximum airflow for mid to high range horsepower engines Perfect match for the Calflow Fabricated LS intake manifolds (...

View full details
Original price $256.20 - Original price $256.20
Original price
$256.20
$256.20 - $256.20
Current price $256.20

92mm Billet Aluminium LS Cable Throttle Body, 4 Bolt Flange - Silver

Calflow
Original price $256.20 - Original price $256.20
Original price
$256.20
$256.20 - $256.20
Current price $256.20
In stock

Large intake bore provides maximum airflow for mid to high range horsepower engines Perfect match for the Calflow Fabricated LS intake manifolds (...

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Original price $256.20 - Original price $256.20
Original price
$256.20
$256.20 - $256.20
Current price $256.20

LS Cylinder Head Coolant Steam Port Crossover Throttle Body Bypass Kit - Black

Calflow
Original price $53.50 - Original price $53.50
Original price
$53.50
$53.50 - $53.50
Current price $53.50
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Billet aluminium adaptors Braided stainless hose Black finish Fits front or rear of the engine. Includes blanks Requires thread sealant when fitti...

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Original price $53.50 - Original price $53.50
Original price
$53.50
$53.50 - $53.50
Current price $53.50

LS LS1 LS2 LS3 LSX Cylinder Head Dowel Pins

Calflow
Original price $26.95 - Original price $26.95
Original price
$26.95
$26.95 - $26.95
Current price $26.95
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Suits all LS engines Perfect replacement for old, corroded dowel pins Includes 4 dowel pins – enough for 1 engine.

Original price $26.95 - Original price $26.95
Original price
$26.95
$26.95 - $26.95
Current price $26.95

Ford Windsor Alloy Cylinder Heads 185cc/61cc - 289 302 351W

Calflow
Original price $0.00 - Original price $0.00
Original price $0.00
$1,069.07
$1,069.07 - $1,069.07
Current price $1,069.07
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Suits Ford Windsor 289, 302, 351 Brilliantly engineered and manufactured Made from AC4B Aluminium As cast runners and chambers ½” to 7/16” reducin...

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Original price $0.00 - Original price $0.00
Original price $0.00
$1,069.07
$1,069.07 - $1,069.07
Current price $1,069.07

Big Block Chev BBC Bare Alloy Cylinder Heads 330cc/122cc - 396 402 427 454

Calflow
Original price $1,526.09 - Original price $1,526.09
Original price
$1,526.09
$1,526.09 - $1,526.09
Current price $1,526.09
Out of stock

Suits Big Block Chevy engines Brilliantly engineered and manufactured Made from AC4B Aluminium As cast runners and chambers Sold as a pair Specifi...

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Original price $1,526.09 - Original price $1,526.09
Original price
$1,526.09
$1,526.09 - $1,526.09
Current price $1,526.09
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GM Gen IV LS3 Bare Aluminium Cylinder Heads 260cc/70cc - Chevy Holden HSV

Calflow
Original price $0.00 - Original price $0.00
Original price $0.00
$1,179.83
$1,179.83 - $1,179.83
Current price $1,179.83
Low stock

Suits GM Gen IV LS3 Made from AC4B Aluminium As cast runners and chambers Sold as a pair Specifications: Combustion chamber: 70cc Intake runner v...

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Original price $0.00 - Original price $0.00
Original price $0.00
$1,179.83
$1,179.83 - $1,179.83
Current price $1,179.83

GM Gen III/IV LS2 LS6 Bare Aluminium Cylinder Heads 214cc/65cc

Calflow
Original price $0.00 - Original price $0.00
Original price $0.00
$1,091.12
$1,091.12 - $1,091.12
Current price $1,091.12
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Suits GM Gen III LS6 and Gen IV LS2 Made from AC4B Aluminium As cast runners and chambers Sold as a pair Specifications: Combustion chamber: 65cc...

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Original price $0.00 - Original price $0.00
Original price $0.00
$1,091.12
$1,091.12 - $1,091.12
Current price $1,091.12

GM Gen III LS1 5.7L Bare Aluminium Cylinder Heads 210cc/64cc

Calflow
Original price $0.00 - Original price $0.00
Original price $0.00
$1,098.00
$1,098.00 - $1,098.00
Current price $1,098.00
Out of stock

Suits GM Gen III LS1 Made from AC4B Aluminium As cast runners and chambers Sold as a pair Specifications: Combustion chamber: 64cc Intake runner ...

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Original price $0.00 - Original price $0.00
Original price $0.00
$1,098.00
$1,098.00 - $1,098.00
Current price $1,098.00
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Small Block Chev SBC Bare Alloy Cylinder Heads 200cc/64cc - Angle Plug

Calflow
Original price $929.63 - Original price $929.63
Original price
$929.63
$929.63 - $929.63
Current price $929.63
In stock

Suits Small Block Chevy engines Suits entry-level street performance engines (0-6500rpm) Made from AC4B Aluminium As cast runners and chambers Sol...

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Original price $929.63 - Original price $929.63
Original price
$929.63
$929.63 - $929.63
Current price $929.63

Small Block Chev SBC Bare Alloy Cylinder Heads 200cc/64cc - Straight Plug

Calflow
Original price $929.63 - Original price $929.63
Original price
$929.63
$929.63 - $929.63
Current price $929.63
Out of stock

Suits Small Block Chevy engines Suits entry-level street performance engines (0-6500rpm) Made from AC4B Aluminium As cast runners and chambers Sol...

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Original price $929.63 - Original price $929.63
Original price
$929.63
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Current price $929.63
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LS1 LS6 LS2 LS3 6.0 Coolant Steam Port Crossover Tube Delete 1/8" NPT

Calflow
Original price $27.95 - Original price $27.95
Original price
$27.95
$27.95 - $27.95
Current price $27.95
Out of stock

Billet aluminium 1/8" NPT Fits front or rear of the engine Requires thread sealant when fitting (not included)

Original price $27.95 - Original price $27.95
Original price
$27.95
$27.95 - $27.95
Current price $27.95
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LS1 Cylinder Head Coolant Steam Port Crossover Throttle Body Bypass Kit - Holden

Calflow
Original price $0.00 - Original price $0.00
Original price $0.00
$49.50
$49.50 - $49.50
Current price $49.50
In stock

Billet aluminium adaptors Braided stainless hose Fits front or rear of the engine Requires thread sealant when fitting (not included) Left side ad...

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Original price $0.00 - Original price $0.00
Original price $0.00
$49.50
$49.50 - $49.50
Current price $49.50

GM LS1/LS2/LS6 Billet Shaft Mount Aluminium Roller Rockers, 1.8 Ratio

Calflow
Original price $602.95 - Original price $602.95
Original price
$602.95
$602.95 - $602.95
Current price $602.95
Out of stock

Suits GM LS1 LS2 LS6 Precision machined billet aluminium rockers 8 ratio Silver anodised finish High quality steel rollers, roller bearings Includ...

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Original price $602.95 - Original price $602.95
Original price
$602.95
$602.95 - $602.95
Current price $602.95
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Small Block Chev SBC Billet Shaft Mount Aluminium Roller Rockers, 1.6 Ratio

Calflow
Original price $560.50 - Original price $560.50
Original price
$560.50
$560.50 - $560.50
Current price $560.50
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Suits Small Block Chev (1955-85) Precision machined billet aluminium rockers 6 ratio Silver anodised finish High quality steel rollers, roller bea...

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Original price $560.50 - Original price $560.50
Original price
$560.50
$560.50 - $560.50
Current price $560.50

Holden 253 308 Billet Aluminium Roller Rocker Arm Set 7/16", 1.65 Ratio

Calflow
Original price $338.55 - Original price $338.55
Original price
$338.55
$338.55 - $338.55
Current price $338.55
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Suits Holden 253 308 Precision machined billet aluminium Suits 7/16" studs 1.65 ratio 1.625" maximum valve spring diameter Black anodised finish H...

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Original price $338.55 - Original price $338.55
Original price
$338.55
$338.55 - $338.55
Current price $338.55

Holden 253 308 Billet Aluminium Roller Rocker Arm Set 3/8", 1.65 Ratio

Calflow
Original price $323.55 - Original price $323.55
Original price
$323.55
$323.55 - $323.55
Current price $323.55
In stock

Suits Holden 253 308 Precision machined billet aluminium Suits 3/8" studs 1.65 ratio 1.625" maximum valve spring diameter Black anodised finish Hi...

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Original price $323.55 - Original price $323.55
Original price
$323.55
$323.55 - $323.55
Current price $323.55

SB Chrysler MOPAR 318 340 360 Billet Aluminium Roller Rocker Arm Set, 1.6 Ratio

Calflow
Original price $342.50 - Original price $342.50
Original price
$342.50
$342.50 - $342.50
Current price $342.50
Out of stock

Suits Small Block Chrysler 318, 340, 360 Precision machined billet aluminium 6 ratio Black anodised finish High quality steel rollers, roller bear...

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Original price $342.50 - Original price $342.50
Original price
$342.50
$342.50 - $342.50
Current price $342.50
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GM LS1 LS2 LS6 Billet Aluminium Roller Rocker Arm Set 3/8", 1.8 Ratio

Calflow
Original price $390.56 - Original price $390.56
Original price
$390.56
$390.56 - $390.56
Current price $390.56
In stock

Suits GM LS1 LS2 LS6 Precision machined billet aluminium Suits 3/8" studs 8 ratio Black anodised finish High quality steel rollers, roller bearing...

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Original price $390.56 - Original price $390.56
Original price
$390.56
$390.56 - $390.56
Current price $390.56

GM LS1 LS2 LS6 Stainless Steel Roller Rocker Arm Set 3/8", 1.7 Ratio

Calflow
Original price $334.10 - Original price $334.10
Original price
$334.10
$334.10 - $334.10
Current price $334.10
Out of stock

Suits GM LS1 LS2 LS6 Stainless steel Suits 3/8" studs 1.7 ratio High quality steel rollers, roller bearings, and trunions Full set including posi/...

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Original price $334.10 - Original price $334.10
Original price
$334.10
$334.10 - $334.10
Current price $334.10
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