1966 CHEVROLET IMPALA Engines & Components

Enginetech Piston Ring Sets M42558-040

Engine Piston Ring Set 59-00 CHV/CHR/DOD/GM/GMC/PLY 4.3L/4.4L/4.6L/4.9L/5.0L/5.7L/6.3L/7.0L/7.4L

Part Number: EGN-M42558040

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Enginetech Rebuilders Valves V1651

Engine Exhaust Valve 65-96 CHV/GM/GMC/PON 4.3L/6.5L/6.6L/7.0L/7.4L

Part Number: EGN-V1651

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pioneer Automotive Timing Covers 500454S

TIMING COVER - STEEL

Part Number: PIO-500454S

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Pioneer Automotive Rocker Arm Replacement Parts S-1026

ROCKER ARM BALL

Part Number: PIO-S-1026

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

FAG Bearings Harmonic Balancer Repair Sleeves SR3498

Repair Sleeve Various Makes 42-13

Part Number: FWB-SR3498

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

Enginetech Piston Ring Sets R42558-040

Engine Piston Ring Set 59-90 CHV/CHR/DOD/GM/GMC/PLY 4.3L/6.3L/7.0L/7.4L

Part Number: EGN-R42558040

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Enginetech Spiral ID Valve Guides GD9972

Engine Valve Guide 65-98 BUI/CHV/GMC/OLD/PON 6.5L/6.6L/7.0L/7.4L/L

Part Number: EGN-GD9972

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Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Enginetech Oil Pumps EP55

Engine Oil Pump 57-94 BUI/CAD/CHV/GMC/OLD/PON 3.3L/3.8L/4.3L/4.4L/4.6L/4.9L/5.0L/5.3L/5.7L/6.6L/6.7L

Part Number: EGN-EP55

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

COMP Cams Xtreme Energy Cam and Lifter Kits K12-230-2

COMP Cams Xtreme Energy Cam and Lifter Kits K12-230-2

Cam/Lifter, Valvetrain, Hydraulic Flat Tappet, Advertised Duration 250/260, Lift .432/.444, Chevy, Small Block

Part Number: CCA-K12-230-2

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Pioneer Automotive Oil Pan Drain Plugs 500100

DRAIN PLUG

Part Number: PIO-500100

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Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Pioneer Performance Cylinder Head Fasteners 851006

Head Stud Kit

Part Number: PIO-851006

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Pioneer Balancers DA-2501

Harmonic Balancer, Internal Balance, 6.760 in. Diameter, Iron, GM, Inline 6, Each

Part Number: PIO-DA-2501

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Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ATP Graywerks Harmonic Balancers 102040

5 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Pioneer Automotive Oil Pan Drain Plugs 859000

Mag Drain Plug Kit

Part Number: PIO-859000

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Cloyes Race Billet True Roller Timing Sets 9-3647TX9-5

Timing Set, Double Roller Chain, 0.005 in. Shorter Length, Billet Steel Sprockets, Chevy, 454 Merlin, Set

Part Number: CLO-9-3647TX9-5

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Cloyes Race Billet True Z-Racing Roller Timing Sets 9-3646TX3Z

Timing Chain and Gears, Double Roller, Billet Steel Sprockets, Chevy SBC, Race Blocks, Rocket, Set

Part Number: CLO-9-3646TX3Z

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Cloyes Race Billet True Roller Timing Sets 9-3647TX3-5

Timing Set, Double Roller Chain, 0.005 in. Shorter Length, Billet Steel Sprockets, Chevy, 454 Merlin, Set

Part Number: CLO-9-3647TX3-5

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Cloyes Race Billet True Roller Timing Sets 9-3610TX3-10

Timing Set, Double Roller Chain, 0.010 in. Shorter Length, Billet Steel Sprockets, Chevy, Big Block, Set

Part Number: CLO-9-3610TX3-10

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Cloyes Gear Timing Chains 9-135-10

Timing Chain

Part Number: CLO-9-135-10

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Enginetech Oil Pumps EP77G

Engine Oil Pump 65-00 BUI/CHV/GM/GMC/OLD/PON 4.3L/6.0L/6.5L/6.6L/7.0L/7.4L/L

Part Number: EGN-EP77G

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Enginetech Main Bearings BC304J020

Engine Crankshaft Main Bearing Set 65-85 BUI/CAD/CHV/GMC/OLD 4.3L/5.7L/6.6L/7.0L/7.5L

Part Number: EGN-BC304J020

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Melling Camshafts 22398

CAMSHAFT-ENGINE

Part Number: MEL-22398

Not Yet Reviewed

Estimated Ship Date: May 28, 2026 if ordered today

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Estimated Ship Date: May 28, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M641S060

Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M641S060

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M8571030

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.030 in. Bore, 1/16 in., 1/16 in., 1/8 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M8571030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M8569S030

Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M8569S030

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M5504S030

Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5504S030

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today