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Browse GM parts for Chevrolet, Holden, LS, SBC and BBC builds across Australia. Our range includes valve covers, distributors, pulleys, thermostat housings, ignition components and engine accessories suited to a wide range of General Motors platforms. Whether you are restoring classic GM muscle or upgrading a performance build, shop quality GM parts online with fast Australia-wide delivery.

Big Block Chev Aluminium Crankshaft Pulley 3 Groove Short Water Pump BBC

Cal Custom
Original price $104.95 - Original price $104.95
Original price
$104.95
$104.95 - $104.95
Current price $104.95
in stock

Fits all BB Chevy engines when using a short water pump Machined from billet aluminium Triple groove crankshaft pulley Feature deep groove to prev...

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Original price $104.95 - Original price $104.95
Original price
$104.95
$104.95 - $104.95
Current price $104.95

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

Calflow
Original price $256.65 - Original price $256.65
Original price
$256.65
$256.65 - $256.65
Current price $256.65
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 $256.65 - Original price $256.65
Original price
$256.65
$256.65 - $256.65
Current price $256.65

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

Calflow
Original price $256.65 - Original price $256.65
Original price
$256.65
$256.65 - $256.65
Current price $256.65
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 $256.65 - Original price $256.65
Original price
$256.65
$256.65 - $256.65
Current price $256.65

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

Calflow
Original price $256.65 - Original price $256.65
Original price
$256.65
$256.65 - $256.65
Current price $256.65
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 $256.65 - Original price $256.65
Original price
$256.65
$256.65 - $256.65
Current price $256.65

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

Calflow
Original price $59.95 - Original price $59.95
Original price
$59.95
$59.95 - $59.95
Current price $59.95
in stock

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 $59.95 - Original price $59.95
Original price
$59.95
$59.95 - $59.95
Current price $59.95

Velocity LS3 L98 Fabricated Hi-Ram Aluminium Intake Manifold 102mm - Black

Calflow
Original price $795.00 - Original price $795.00
Original price
$795.00
$795.00 - $795.00
Current price $795.00
in stock

The Velocity fabricated aluminium intake manifold is the ultimate in NA and forced induction performance for your LS3 L98. The intake runners are v...

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Original price $795.00 - Original price $795.00
Original price
$795.00
$795.00 - $795.00
Current price $795.00

Velocity LS3 L98 Fabricated Hi-Ram Aluminium Intake Manifold 102mm

Calflow
Original price $795.00 - Original price $795.00
Original price
$795.00
$795.00 - $795.00
Current price $795.00
in stock

The Velocity fabricated aluminium intake manifold is the ultimate in NA and forced induction performance for your LS3 L98. The intake runners are v...

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Original price $795.00 - Original price $795.00
Original price
$795.00
$795.00 - $795.00
Current price $795.00

Velocity LS1 LS2 LS6 Fabricated Hi-Ram Aluminium Intake Manifold 102mm - Black

Calflow
Original price $795.00 - Original price $795.00
Original price
$795.00
$795.00 - $795.00
Current price $795.00
in stock

The Velocity fabricated aluminium intake manifold is the ultimate in NA and forced induction performance for your LS1/LS2/LS6. The intake runners a...

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Original price $795.00 - Original price $795.00
Original price
$795.00
$795.00 - $795.00
Current price $795.00

Velocity LS1 LS2 LS6 Fabricated Hi-Ram Aluminium Intake Manifold 102mm

Calflow
Original price $795.00 - Original price $795.00
Original price
$795.00
$795.00 - $795.00
Current price $795.00
in stock

The Velocity fabricated aluminium intake manifold is the ultimate in NA and forced induction performance for your LS1/LS2/LS6. The intake runners a...

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Original price $795.00 - Original price $795.00
Original price
$795.00
$795.00 - $795.00
Current price $795.00

GM LS Stainless Steel Long Merge Turbo Exhaust Headers / Manifolds

Cal Custom
Original price $345.95 - Original price $345.95
Original price
$345.95
$345.95 - $345.95
Current price $345.95
Out of stock

Fits various GM LS series engines e.g. LS1 LS2 LS3 LS6 304 Stainless Steel pipes, 409 flanges. Includes gaskets and v-band clamps The header set i...

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Original price $345.95 - Original price $345.95
Original price
$345.95
$345.95 - $345.95
Current price $345.95
Sold out

Polished Finned Cast Aluminium GM LS 2-Piece Finned Top Valve Covers

Calflow
Original price $499.90 - Original price $499.90
Original price
$499.90
$499.90 - $499.90
Current price $499.90
Out of stock

Polished finned cast aluminium Suits LS1 LS2 LS3 LS6 LS7 2-piece design covers the factory coil locations without the need for relocation brackets...

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Original price $499.90 - Original price $499.90
Original price
$499.90
$499.90 - $499.90
Current price $499.90
Sold out

Black Finned Cast Aluminium GM LS 2-Piece Finned Top Valve Covers

Calflow
Original price $499.99 - Original price $499.99
Original price
$499.99
$499.99 - $499.99
Current price $499.99
Out of stock

Black finned cast aluminium Suits LS1 LS2 LS3 LS6 LS7 2-piece design covers the factory coil locations without the need for relocation brackets or...

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Original price $499.99 - Original price $499.99
Original price
$499.99
$499.99 - $499.99
Current price $499.99
Sold out

Pontiac 301 326 350 389 400 455 Chrome Mechanical Fuel Pump 80 GPH

Cal Custom
Original price $96.95 - Original price $96.95
Original price
$96.95
$96.95 - $96.95
Current price $96.95
in stock

Fits Pontiac 301 326 350 389 400 455 Is recommended for stock and street performance engines For use on engines up to 400 HP Features 8 PSI shut-o...

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Original price $96.95 - Original price $96.95
Original price
$96.95
$96.95 - $96.95
Current price $96.95

Big Block Chev Long Water Pump Billet Aluminium Alternator Bracket

Cal Custom
Original price $109.99 - Original price $109.99
Original price
$109.99
$109.99 - $109.99
Current price $109.99
in stock

Chrome plated billet aluminium alternator bracket Fits Big Block Chev fitted with a long water pump Mounts alternator on right side i.e. driver si...

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Original price $109.99 - Original price $109.99
Original price
$109.99
$109.99 - $109.99
Current price $109.99

Velocity LS3 / L92 Hi-Ram Intake Manifold, 92mm - Black

Calflow
Original price $1,595.00 - Original price $1,595.00
Original price
$1,595.00
$1,595.00 - $1,595.00
Current price $1,595.00
in stock

The Velocity is the ultimate in NA and forced induction performance for your LS3/L92. The unique 1-piece hi-ram intake is suited to vehicles where ...

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Original price $1,595.00 - Original price $1,595.00
Original price
$1,595.00
$1,595.00 - $1,595.00
Current price $1,595.00

Velocity LS3 / L92 Hi-Ram Intake Manifold, 92mm

Calflow
Original price $1,542.00 - Original price $1,542.00
Original price
$1,542.00
$1,542.00 - $1,542.00
Current price $1,542.00
in stock

The Velocity is the ultimate in NA and forced induction performance for your LS3/L92. The unique 1-piece hi-ram intake is suited to vehicles where ...

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Original price $1,542.00 - Original price $1,542.00
Original price
$1,542.00
$1,542.00 - $1,542.00
Current price $1,542.00

Transmission Harness Adaptor, 4L60E to 4L80E, Plug and Play

Calflow
Original price $110.33 - Original price $110.33
Original price
$110.33
$110.33 - $110.33
Current price $110.33
in stock

Adaptor for converting LS applications from the 4L60E to the 4L80E transmission Kit includes 2 separate harnesses (adaptor harness and speed senso...

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Original price $110.33 - Original price $110.33
Original price
$110.33
$110.33 - $110.33
Current price $110.33

GM LS Fuel Injector Adaptors, EV1 to Multec 2

Calflow
Original price $52.50 - Original price $52.50
Original price
$52.50
$52.50 - $52.50
Current price $52.50
in stock

Suits GM LS applications originally fitted with EV1 injectors  Adapts Multec 2 injectors to an EV1 connector Set of 8 Note: Injectors not included.

Original price $52.50 - Original price $52.50
Original price
$52.50
$52.50 - $52.50
Current price $52.50

GM LS3 MAP Sensor Extension Harness

Calflow
Original price $34.25 - Original price $34.25
Original price
$34.25
$34.25 - $34.25
Current price $34.25
in stock

MAP sensor extension harness to the later LS3/LS9/LSA style (GM part number 12592525) Used when relocating from the factory sensor location 24" lo...

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Original price $34.25 - Original price $34.25
Original price
$34.25
$34.25 - $34.25
Current price $34.25

GM LS1 to LS3 MAP Sensor Adaptor Harness

Calflow
Original price $34.34 - Original price $34.34
Original price
$34.34
$34.34 - $34.34
Current price $34.34
in stock

Converts an LS1/LS2 MAP sensor to the later LS3/LS9/LSA style (GM part number 12592525) Note: MAP sensor not included. Note: LS3 MAP sensor exte...

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Original price $34.34 - Original price $34.34
Original price
$34.34
$34.34 - $34.34
Current price $34.34

GM LS Ignition Coil Relocation Extension Cable, 24 Inch Long

Calflow
Original price $36.34 - Original price $36.34
Original price
$36.34
$36.34 - $36.34
Current price $36.34
in stock

Suits Gen. 3/4 LS engines 24" long cable Used for relocation of the factory coils from the valve covers Sold individually. Each cable is capable o...

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Original price $36.34 - Original price $36.34
Original price
$36.34
$36.34 - $36.34
Current price $36.34

Hurricane Holden V8 304 308 355 (w/VN Heads) Single-Plane Intake Manifold

Calflow
Original price $629.98 - Original price $629.98
Original price
$629.98
$629.98 - $629.98
Current price $629.98
in stock

The Hurricane manifold for Holden 304 308 355 engines (with VN heads) is the ideal solution for those building a hi-performance high revving engine...

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Original price $629.98 - Original price $629.98
Original price
$629.98
$629.98 - $629.98
Current price $629.98

LS LSX -20AN Aluminium Water Neck Thermostat Housing Adaptor Kit

Calflow
Original price $118.30 - Original price $118.30
Original price
$118.30
$118.30 - $118.30
Current price $118.30
in stock

For all GM LS engines Designed to replace your existing push-on thermostat housing and hose setup with a performance -20AN threaded housing Includ...

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Original price $118.30 - Original price $118.30
Original price
$118.30
$118.30 - $118.30
Current price $118.30

Engine Gasket Set suits Small Block Chev 400ci SBC

Calflow
Original price $119.95 - Original price $119.95
Original price
$119.95
$119.95 - $119.95
Current price $119.95
in stock

Suits SBC 400ci Premium engine gasket set Superior sealing and precise fitment Quality and cost effective solution for rebuilding or overhauling y...

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Original price $119.95 - Original price $119.95
Original price
$119.95
$119.95 - $119.95
Current price $119.95