Pontiac 400 V8 Engine Parts

Summit Racing™ Reproduction Wiring Harnesses SUM-RP23241

Summit Racing™ Reproduction Wiring Harnesses SUM-RP23241

Engine Harness, 1971 GTO,. Pontiac Full Size, Grand Prix,, V8, AT, With A/C, Each

Part Number: SUM-RP23241

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Summit Racing™ Reproduction Wiring Harnesses for 1967 FIREBIRD - SUM-RP23269

Engine Harness, 1967 Firebird, With H.E.I, V8, With Auto Trans, Each

Part Number: SUM-RP23269

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Summit Racing™ Reproduction Wiring Harnesses for 1970 GTO - SUM-RP23265

Engine Harness, 1970 GTO, With H.E.I, V8, With Manual Trans, Ram Air, Each

Part Number: SUM-RP23265

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Summit Racing™ Reproduction Wiring Harnesses for 1974-1978 FIREBIRD - SUM-RP21664

Wiring Harness, Tachometer Wiring Harness, OEM Replacement, Restoration, Pontiac,Each

Part Number: SUM-RP21664

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Be Cool Factory Fit Modules for 1966-1967 GTO, LEMANS, TEMPEST - 82266

Power Cooling Modules, Exact Fit, Aluminum, Natural, Pontiac, Kit

Part Number: BCI-82266

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Summit Racing™ Neutral and Backup Safety Switches SUM-RP21427

Neutral Safety Back Up Switch, Plastic, Automatic Transmission, Chevy, Pontiac, Each

Part Number: SUM-RP21427

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Summit Racing™ Direct-Fit Battery Cables for 1972-1974 FIREBIRD - SUM-RP20902

Battery Cable, Direct Fit, Assembled, Side Post, Positive, Black Plastic Jacket, Red Post End, Restoration , Pontiac , Each

Part Number: SUM-RP20902

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RESTOPARTS® Supplied Cooling Fans for 1968-1973 GTO - G240587

Flex Fan, 5 Blade, 1968-74 GTO

Part Number: OPG-G240587

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Cometic MLS Head Gaskets C5712-070

Head Gasket, MLS, 4.300 in. Bore, .070 in. Compressed Thickness, Pontiac, Each

Part Number: CGT-C5712-070

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Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

Cometic MLS Head Gaskets C5712-075

Head Gasket, MLS, 4.300 in. Bore, .075 in. Compressed Thickness, Pontiac, Each

Part Number: CGT-C5712-075

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Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

The Right Stuff Brake Boosters for 1967-1969 CAMARO, FIREBIRD, 1970-1972 MONTE CARLO - PB9022

Brake Booster, Vacuum Diaphragm Type, Steel, Gold Cadmium, 9.00 in. Diameter, Chevy, Pontiac, Each

Part Number: RSD-PB9022

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

Scorpion Race Series Rocker Arms SCP1053-1

1.65 Pontiac 7/16 Blue Race Single Rocker Arm w/ Polylock

Part Number: SCC-SCP1053-1

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Nolathane Sway Bars for 1967-1969 CAMARO, FIREBIRD, 1969-1974 NOVA - REV011.0104

Suspension Stabilizer Bar Assembly, Suspension Stabilizer Bar Assembly

Part Number: NLT-REV011-0104

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

Summit Racing™ Air Conditioning Harnesses for 1969-1972 GTO - SUM-RP20526

1969-72 GTO , Air Conditioning Harness , Main, Engine Compartment, Without Rear Defroster (Includes Heater Wiring) , Restoration , Pontiac , Each

Part Number: SUM-RP20526

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Summit Racing™ Reproduction Wiring Harnesses for 1967-1969 CAMARO, FIREBIRD, 1966-1967 IMPALA - SUM-RP20794

Wiring Harness, Trunk Lamp Assembly , Extension Harness , Restoration , GM , Each

Part Number: SUM-RP20794

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SCE Water Neck Gaskets 11108

Gasket, Composite, Water Outlet, Chevy, Pontiac, L6/V8, Each

Part Number: SCE-11108

5.0 out of 5 stars ( 1 )

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Doug's Headers D522

Headers, Long Tube, Steel, Silver Ceramic Coated, Pontiac, Pair

Part Number: DOU-D522

3.0 out of 5 stars ( 1 )

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Continental Molded Radiator Hoses 60371

Radiator Hose, Molded, Rubber, Black, 1 3/4 in. I.D. Ends, 15 in. Length, Lower, Chevy, Pontiac, Each

Part Number: CEL-60371

3.67 out of 5 stars ( 3 )

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Whiteline Motor Mount Inserts W93571

Motor Mounts and Inserts, Complete Mount, Transmission Mount, Polyurethane, Black, GMC, Oldsmobile, Pontiac, Kit

Part Number: WHL-W93571

Not Yet Reviewed

Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

Edelbrock Stainless Steel Valves 9781

Valve, Intake, Stainless Steel, 2.110 in. Diameter, .341 in. Stem, Pontiac V8, Each

Part Number: EDL-9781

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Cometic MLS Head Gaskets C5846-051

Head Gasket, MLS, 4.380 in. Bore, .051 in. Compressed Thickness, Pontiac, Each

Part Number: CGT-C5846-051

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Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

Eagle Forged 4340 Steel Crankshafts 440042106625

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.210 in. Stroke, 2.249 Rod Bearings, Each

Part Number: ESP-440042106625

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Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Doug's Headers D521

Headers, Long Tube, Steel, Ceramic Coated, Pontiac, 389-428, V8, Pair

Part Number: DOU-D521

5.0 out of 5 stars ( 2 )

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Edelbrock Pushrod Guideplates for Edelbrock Heads 9667

Guideplates, Flat, Steel, 5/16 in., Pontiac, 389, 400, 421, 428, 455, for EDL Performer Pontiac Head, Set of 8

Part Number: EDL-9667

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

COMP Cams Pushrod Guideplates 4851-1

5 out of 5 stars ( 1 )

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COMP Cams Thumpr Retrofit Hydraulic Roller Cam and Lifter Kits CL51-600-11

Cam and Lifters, Thumpr, Hydraulic Roller Tappet, Advertised Duration 283/303, Lift .513/.498, Pontiac V8, Kit

Part Number: CCA-CL51-600-11

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Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today