CHEVROLET TRAILBLAZER Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

King Engine Bearings Main Bearings MB5766SI 001

Crankshaft Main Bearings,CHEVROLET LS series L20, LS1/2/4/6 (Housing Bore + .010)

Part Number: KGB-MB5766SI001

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

Cometic Valve Cover Grommets C15030

Cometic Valve Cover Grommets C15030

VALVE COVER GROMMET KIT

Part Number: CGT-C15030

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

Enginetech Piston Sets P5041(8)020

Engine Piston Set 02-14 CAD/CHV/GMC/IZU/PON 6.0L

Part Number: EGN-P50418020

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Enginetech Rebuilders Valves V4371S

Engine Exhaust Valve 97-16 BUI/CAD/CHV/GMC/Hummer/IZU/PON/SAB 4.8L/5.3L/5.7L/6.0L

Part Number: EGN-V4371S

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Enginetech Cam Bearings CC433W

Engine Camshaft Bearing Set 08-18 BUI/CAD/CHV/GMC/Hummer/IZU/PON/SAB 4.8L/5.3L/6.0L/6.2L/7.0L/L

Part Number: EGN-CC433W

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Cloyes Replacement Timing Chain Tensioners 9-5512

ENGINE TIMING CHAIN TENSIONER

Part Number: CLO-9-5512

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

King HP-Series Cam Bearings CS5172HPT

Cam Bearings, King HP-Series Cam Bearings, Bi-Metal, General Motors, Dart LS Next Block, Sold as a Kit

Part Number: KGB-CS5172HPT

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

Cloyes Timing Chain Kits 9-0195S

Timing Chain and Gear Set, Heavy Duty, Single Non-Roller, Iron/Billet Steel Sprockets, GM, 4.2L, L6, 256 CID, Set

Part Number: CLO-9-0195S

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Melling Camshafts 22310

CAMSHAFT ENGINE

Part Number: MEL-22310

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

Melling Camshafts 22206

CAMSHAFT ENGINE

Part Number: MEL-22206

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

Melling Valve Springs VS-1623

Valve Spring, SPRING-ENGINE VALVE

Part Number: MEL-VS-1623

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

Enginetech Piston Sets P5012(6)STD

Engine Piston Set 02-06 BUI/CHV/GMC/IZU/OLD/SAB 4.2L

Part Number: EGN-P50126STD

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Melling Guideplates MGP114HP

PLATE GUIDE

Part Number: MEL-MGP114HP

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Melling Timing Chain and Gear Sets 3-3SRH60SG

Engine Timing Set, Stock Replacement-3 p

Part Number: MEL-3-3SRH60SG

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Melling Valve Springs VSK46652

VALVE SPRING KIT

Part Number: MEL-VSK46652

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Clevite AL-Series Main Bearings MS-2224A

Main Bearing Set-Chevrolet 6, 4.2L DOHC, 2002-09

Part Number: CLE-MS2224A

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Enginetech Piston Sets P5041(8)040

Engine Piston Set 02-14 CAD/CHV/GMC/IZU/PON 6.0L

Part Number: EGN-P50418040

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Enginetech Rod Bearings BB157J.25

Engine Connecting Rod Bearing 02-09 BUI/CHV/GMC/IZU/OLD/SAB 4.2L

Part Number: EGN-BB157J25

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M4781S030

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

Part Number: HSN-2M4781S030

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Melling Valve Springs VSK46673T

VALVE SPRING KIT

Part Number: MEL-VSK46673T

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Melling Valve Springs VSK461219T

VALVE SPRING KIT

Part Number: MEL-VSK461219T

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Pioneer Automotive Timing Covers 500LS1

TIMING COVER

Part Number: PIO-500LS1

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Pioneer Automotive Harmonic Balancers DA-3510

HARMONIC BALANCER

Part Number: PIO-DA-3510

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

VEGE Remanufactured Long Block Crate Engines DCVC

Crate Engine, Remanufactured, Long Block, Assembled, Buick, Chevrolet, GMC, Isuzu, Saab, 4.2L/256, Each

Part Number: VRE-DCVC

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Sealed Power Main Bearing Sets 7409M

Main Bearings, Standard Size, Bronze Alloy, Buick, Chevy, GMC, Isuzu, Oldsmobile, 4.2, Set of 7

Part Number: SLP-7409M

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today