Pontiac Model 603 Engine Parts

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Pontiac Model 603

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Pontiac Model 603

Products

Holley |

#427125

Holley 125 Power Valve

(20)

$16.93

/each

-7%

Earls |

#425972054BERL

Earls 972054BERL -3 AN Male on Branch 3/8-24 In Brake Adapter

(2)

Fitting End A:

-3 AN Male

Fitting End B:

3/8"-24 I.F. Female

Material Type:

Brass

$27.05

/each

$29.26

-7%

Earls |

#425AT592903ERL

Earls AT592903ERL Aluminum -3 AN Flare Fitting Cap, Black, Pair

Material Type:

Aluminum

Sold in Quantity:

Pair

$11.90

/pair

$12.87

-7%

Earls |

#425AT592906ERL

Earls AT592906ERL Aluminum -6 AN Flare Fitting Cap, Black, Pair

(6)

Material Type:

Aluminum

Sold in Quantity:

Pair

$10.80

/pair

$11.68

-8%

Holley |

#42597161

Holley 97-161 Replacement Crankshaft Pulley, LT1 with Mid-Mount

Belt Type:

Serpentine

Material Type:

Steel

$275.95

/each

$299.95

Chevelle 283 to a 496 BluePrint Crate Engine

In this project, you will see how Jeff repaints a garage sale 496 BluePrint crate engine and learn the importance of preparing the engine for a successful restoration.

Racing a 602 GM Crate Engine

All you need to know about racing a 602 GM crate engine and the necessary parts to make a race ready engine.

Approved Upgrades for the GM Crate 602/604

Tips and tricks to pull the most from your GM 602/604 platform.

Installing a Pertronix Ignitor III

Speedway Tech Zach discusses the Pertronix Ignitor III conversion in his '55 Chevy.

Holley |

#427122

Holley Main Jets

(27)

Material Type:

Brass

Sold in Quantity:

Pair

$14.87

/pair

-7%

Earls |

#425AT983203ERL

Earls AT983203ERL Sraight -3 AN Bulkhead Fitting, Anodized Aluminum

AN Size:

-3 AN

Angle:

Straight

Fitting End A:

-3 AN Male

$13.40

/each

$14.49

-7%

Earls |

#425AT983306ERL

Earls AT983306ERL 90 Degree -6 AN Bulkhead Fitting, Anodized Aluminum

(3)

AN Size:

-6 AN

Angle:

90 degree

Fitting End A:

-6 AN Male

$20.87

/each

$22.58

-7%

Earls |

#425SS131206ERL

Earls SS131206ERL Power Steering Hose End, 120 Degree, -6 AN

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Hose

$70.99

/each

$76.95

-8%

Earls |

#425SS139106ERL

Earls SS139106ERL Power Steering Hose End, 90 Degree, -6 AN

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Hose

$61.05

/each

$66.95

-7%

Earls |

#425AT920506ERL

Earls AT920506ERL 90 Degree, -6 AN Male to -6 AN Female Swivel

Fitting End A:

-6 AN Male

Fitting End B:

-6 AN Female

Angle:

90 degree

$34.82

/each

$37.67

-7%

Earls |

#425AT920508ERL

Earls AT920508ERL 90 Degree, -8 AN Male to -8 AN Female Swivel

(1)

Fitting End A:

-8 AN Male

Fitting End B:

-8 AN Female

Angle:

90 degree

$33.24

/each

$35.96

-7%

Earls |

#425AT921103ERL

Earls AT921103ERL 90 Degree -3 AN Male to -3 AN Female Swivel

Fitting End A:

-3 AN Male

Fitting End B:

-3 AN Female

Angle:

90 degree

$46.55

/each

$50.36

-7%

Earls |

#425AT921104ERL

Earls AT921104ERL 90 Degree -4 AN Male to -4 AN Female Swivel

(1)

Fitting End A:

-4 AN Male

Fitting End B:

-4 AN Female

Angle:

90 degree

$33.24

/each

$35.96

-7%

Earls |

#425925103ERL

Earls 925103ERL Blue Anodized -3 AN Tee, Female Swivel on Branch

Fitting End A:

-3 AN Female

Fitting End B:

-3 AN Male

Fitting End C:

-3 AN Male

$70.99

/each

$76.95

-7%

Frostbite FB600B Air to Air Intercooler, Universal, 2-1/2 Inch

Frostbite Performance Cooling |

#425FB600B

Frostbite FB600B Air to Air Intercooler, Universal, 2-1/2 Inch

$237.95

/each

$257.95

Hooker BHS517 Blackheart LT Swap Exhaust Manifolds Silver Ceramic

Hooker Headers |

#425BHS517

Hooker BHS517 Blackheart LT Swap Exhaust Manifolds Silver Ceramic

(1)

Finish:

Ceramic Coated

Collector Diameter:

2-1/2 Inch

$354.95

/set

-7%

Earls |

#425962203ERL

Earls 962203ERL 90 Degree -3 AN Male to 1/8 Inch NPT Elbow, Zinc

Fitting End A:

-3 AN Male

Fitting End B:

1/8" NPT Male

Angle:

90 degree

$14.87

/each

$16.09

-7%

Hooker BHS518 Blackheart LT Swap Exhaust Manifolds, Black Ceramic

Hooker Headers |

#425BHS518

Hooker BHS518 Blackheart LT Swap Exhaust Manifolds, Black Ceramic

Finish:

Ceramic Coated

Collector Diameter:

2-1/2 Inch

$571.95

/set

$618.95

-7%

Frostbite FB603 Air to Air Intercooler, Universal, 3 Inch

Frostbite Performance Cooling |

#425FB603

Frostbite FB603 Air to Air Intercooler, Universal, 3 Inch

GTIN Code:

090127058213

$385.95

/each

$418.95

Frostbite FB603B Air to Air Intercooler, Universal, 3 Inch

Frostbite Performance Cooling |

#425FB603B

Frostbite FB603B Air to Air Intercooler, Universal, 3 Inch

GTIN Code:

090127058220

$385.95

/each

Holley |

#427108

Holley 108-98-10 Carburetor Fuel Bowl Screw Gaskets, 10 Pack

(4)

GTIN Code:

090127437100

$20.87

/set

-7%

Frostbite FB607 Air to Air Intercooler, Universal, 3 Inch

Frostbite Performance Cooling |

#425FB607

Frostbite FB607 Air to Air Intercooler, Universal, 3 Inch

GTIN Code:

090127058275

$340.95

/each

$368.95

-7%

Frostbite FB607B Air to Air Intercooler, Universal, 3 Inch

Frostbite Performance Cooling |

#425FB607B

Frostbite FB607B Air to Air Intercooler, Universal, 3 Inch

$389.95

/each

$421.95

Vapor Trapper |

#43900003

Shop48 Vapor Trapper Billet Charcoal Canister (Canister Only)

Sold in Quantity:

Each

$319.99

/kit

-9%

PerTronix |

#447828224HT

Pertronix 828224HT Flame Thrower Spark Plug Wires, GM LS, 45 Deg

Conductor Style:

Spiral Core

Diameter:

$149.30

/kit

$164.23

-7%

Earls |

#425AT921112ERL

Earls AT921112ERL 90 Degree -12 AN Male to -12 AN Female Swivel

Fitting End A:

-12 AN Male

Fitting End B:

-12 AN Female

Angle:

90 degree

$59.89

/each

$64.95

Earls |

#425AT922104ERL

Earls AT922104ERL 90 Degree -4 AN Male to 1/8 Inch NPT Male Swivel

Fitting End A:

-4 AN Male

Fitting End B:

1/8" NPT Male

Angle:

90 degree

$41.81

/each

Vapor Trapper |

#43900001

Shop48 Vapor Trapper Billet Charcoal Canister Basic Install Kit

Sold in Quantity:

Kit

$329.99

/kit

-9%

PerTronix |

#447AL82N-90

PerTronix AL82N-90 VW 90 Amp Alternator, Natural Finish

One Wire Alternator:

Alternator Amperage:

90 amp

Alternator Finish:

Natural

$255.28

/each

$280.81

-9%

PerTronix |

#447AL82N-90P

PerTronix AL82N-90P VW 90 Amp Alternator, Polished Finish

One Wire Alternator:

Alternator Amperage:

90 amp

Alternator Finish:

Polished

$416.69

/each

$458.36

-7%

Earls |

#425SS983403ERL

Earls SS983403ERL -3 AN Bulkhead Tee, Stainless Steel

AN Size:

-3 AN

Angle:

Tee

Fitting End A:

-3 AN Male

$46.57

/each

$50.38

-7%

Earls |

#425AT924106ERL

Earls AT924106ERL 45 Degree -6 AN Male to -6 AN Female Swivel

(1)

Fitting End A:

-6 AN Male

Fitting End B:

-6 AN Female

Angle:

45 degree

$33.24

/each

$35.96

-7%

Earls |

#425AT925103ERL

Earls AT925103ERL -3 AN Tee, Female Swivel on Branch, Aluminum

Fitting End A:

-3 AN Female

Fitting End B:

-3 AN Male

Fitting End C:

-3 AN Male

$49.95

/each

$53.72

-8%

Earls |

#425AT925108ERL

Earls AT925108ERL -8 AN Tee, Female Swivel on Branch, Aluminum

Fitting End A:

-8 AN Female

Fitting End B:

-8 AN Male

Fitting End C:

-8 AN Male

$63.95

/each

$69.95

-7%

Earls |

#425AT926108ERL

Earls AT926108ERL -8 AN Tee, Female Swivel on Run, Aluminum

Fitting End A:

-8 AN Female

Fitting End B:

-8 AN Male

Fitting End C:

-8 AN Male

$62.75

/each

$67.95

Showing 1 - 324 of 5,510 results

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Pontiac Model 603 Engine Parts

Subcategory

Part

Brand

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

Holley 125 Power Valve

Earls 972054BERL -3 AN Male on Branch 3/8-24 In Brake Adapter

Earls AT592903ERL Aluminum -3 AN Flare Fitting Cap, Black, Pair

Earls AT592906ERL Aluminum -6 AN Flare Fitting Cap, Black, Pair

Holley 97-161 Replacement Crankshaft Pulley, LT1 with Mid-Mount

Related Articles

Holley Main Jets

Earls AT983203ERL Sraight -3 AN Bulkhead Fitting, Anodized Aluminum

Earls AT983306ERL 90 Degree -6 AN Bulkhead Fitting, Anodized Aluminum

Earls SS131206ERL Power Steering Hose End, 120 Degree, -6 AN

Earls SS139106ERL Power Steering Hose End, 90 Degree, -6 AN

Earls AT920506ERL 90 Degree, -6 AN Male to -6 AN Female Swivel

Earls AT920508ERL 90 Degree, -8 AN Male to -8 AN Female Swivel

Earls AT921103ERL 90 Degree -3 AN Male to -3 AN Female Swivel

Earls AT921104ERL 90 Degree -4 AN Male to -4 AN Female Swivel

Earls 925103ERL Blue Anodized -3 AN Tee, Female Swivel on Branch

Frostbite FB600B Air to Air Intercooler, Universal, 2-1/2 Inch

Hooker BHS517 Blackheart LT Swap Exhaust Manifolds Silver Ceramic

Earls 962203ERL 90 Degree -3 AN Male to 1/8 Inch NPT Elbow, Zinc

Hooker BHS518 Blackheart LT Swap Exhaust Manifolds, Black Ceramic

Frostbite FB603 Air to Air Intercooler, Universal, 3 Inch

Frostbite FB603B Air to Air Intercooler, Universal, 3 Inch

Holley 108-98-10 Carburetor Fuel Bowl Screw Gaskets, 10 Pack

Frostbite FB607 Air to Air Intercooler, Universal, 3 Inch

Frostbite FB607B Air to Air Intercooler, Universal, 3 Inch

Shop48 Vapor Trapper Billet Charcoal Canister (Canister Only)

Pertronix 828224HT Flame Thrower Spark Plug Wires, GM LS, 45 Deg

Earls AT921112ERL 90 Degree -12 AN Male to -12 AN Female Swivel

Earls AT922104ERL 90 Degree -4 AN Male to 1/8 Inch NPT Male Swivel

Shop48 Vapor Trapper Billet Charcoal Canister Basic Install Kit

PerTronix AL82N-90 VW 90 Amp Alternator, Natural Finish

PerTronix AL82N-90P VW 90 Amp Alternator, Polished Finish

Earls SS983403ERL -3 AN Bulkhead Tee, Stainless Steel

Earls AT924106ERL 45 Degree -6 AN Male to -6 AN Female Swivel

Earls AT925103ERL -3 AN Tee, Female Swivel on Branch, Aluminum

Earls AT925108ERL -8 AN Tee, Female Swivel on Branch, Aluminum

Earls AT926108ERL -8 AN Tee, Female Swivel on Run, Aluminum