1966 GMC | Summit Racing

Cometic MLS Head Gaskets C5404-045

.045" MLS- BD2000 HEADS

Part Number: CGT-C5404-045

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cloyes Gear Timing Gear Drive Sets 2528S

Cloyes Gear Timing Gear Drive Sets 2528S

ENGINE TIMING GEAR SET

Part Number: CLO-2528S

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Yukon Gear & Axle Differential Cross Shafts YSPXP-053

12P & 12T GM NOTCHED X/PIN SHAFT STD & POSI

Part Number: YGA-33429

Not Yet Reviewed

Estimated Ship Date: May 26, 2026 if ordered today

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Estimated Ship Date: May 26, 2026 if ordered today

Motive Gear Pinion Bearings and Races R12RTPK

Pinion Bearing Kit, PK GM 8.875" TRUCK

Part Number: MGR-R12RTPK

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

Motive Gear Pinion Bearings and Races R10CRTPK

Pinion Bearing Kit, PBK GM 8.2" CAR '64-'72

Part Number: MGR-R10CRTPK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

Goodmark Cowl Panels GMK4142385601L

Sheetmetal Patch

Part Number: GMK-4142385601L

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2026 if ordered today

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Estimated Ship Date: Sep 18, 2026 if ordered today

Dorman Brake Master Cylinders M34403

Master Cylinder, Brake, 1.125 in. Bore, Cast Iron, Natural, Each

Part Number: DHB-M34403

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Sealed Power Cam Bearings 1750M

Cam Bearings, Steel Backed Babbit, Chevy, Small Block, Set

Part Number: SLP-1750M

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

Hastings Piston Ring Sets 666

Engine Piston Ring Set, 6-Cyl Ring Set; Phosphate

Part Number: HSN-666

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Hastings Piston Ring Sets 668020

Engine Piston Ring Set, 6-Cyl Ring Set; Phosphate

Part Number: HSN-668020

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Allied 27 Series White Mod Trailer Wheels 15x6

Wheel, 27 Mod Series, 15 in. x 6 in., 6 x 5.50 in. Bolt Pattern, Steel, Satin, White, 0.00mm Offset, 108.97mm Center Bore, Each

Part Number: ALE-2756060-W

Not Yet Reviewed

Estimated Ship Date: Jul 20, 2026 if ordered today

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Estimated Ship Date: Jul 20, 2026 if ordered today

Allied 27 Series HD White Mod Trailer Wheels 15x6

Wheel, 27 Mod Series, 15 in. x 6 in., 6 x 5.50 in. Bolt Pattern, Steel, Satin, White, 0.00mm Offset, 107.95mm Center Bore, Each

Part Number: ALE-2756060HD-W

Not Yet Reviewed

Estimated Ship Date: Jul 20, 2026 if ordered today

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Estimated Ship Date: Jul 20, 2026 if ordered today

Cometic MLS Head Gaskets C5274-040

Head Gasket, MLS, 4.135 in. Bore, .040 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5274-040

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic MLS Head Gaskets C5270-051

Head Gasket, MLS, 4.100 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5270-051

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic MLS Head Gaskets C5271-030

Head Gasket, MLS, 4.125 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5271-030

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic MLS Head Gaskets C5247-042

Head Gasket, MLS, 4.125 in. Bore, .042 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5247-042

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic Head Gaskets C15613-188

Chevrolet Gen-1 Small Block V8 .188" Fiber Valve Cover Gasket Set, 18/23 Degree Heads

Part Number: CGT-C15613-188

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic Header and Exhaust Manifold Gaskets C5867-030

.030" MLS GASKET KIT

Part Number: CGT-C5867-030

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic Head Gaskets C15396-040

.040" MLS HEAD GASKET

Part Number: CGT-C15396-040

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic Header and Exhaust Manifold Gaskets C5258

NO LOGO OR ANODIZED .190"AR

Part Number: CGT-C5258

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2C667040

Engine Piston Ring Set, 6-Cyl Ring Set; Triple Chrome

Part Number: HSN-2C667040

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Cometic MLS Head Gaskets C5273-051

Head Gasket, MLS, 4.200 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5273-051

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic Head Gaskets C15512-040

.040" MLS 18 OR 23 DEG H/G

Part Number: CGT-C15512-040

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic MLS Head Gaskets C5413-030

Engine Cylinder Head Gasket

Part Number: CGT-C5413-030

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic Head Gaskets C5411-030

.030" MLS W/VALVE POCKETS

Part Number: CGT-C5411-030

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

1966 GMC Parts and Accessories