CHEVROLET TRAILBLAZER Engines & Components - Free Shipping on Orders Over $109 at Summit Racing

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA532-.030K2

Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.010 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA531-010K2

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA531-.030K2

Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.010 in. Bore, 3.622 in. Stroke, 6.125 in. Rod, +12.50cc Dish, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA529-010K2

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Melling Timing Chain Guides BG5504

Guide, CHAIN GUIDE

Part Number: MEL-BG5504

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Continental Accu-Drive Idler Pulleys 49178

IDLER AND TENSIONER PULLEYS

Part Number: CEL-49178

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA529-.065K2

Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.030 in. Bore, 3.622 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA528-030K2

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Continental Accu-Drive Idler Pulleys 49150

IDLER AND TENSIONER PULLEYS

Part Number: CEL-49150

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Melling Valve Springs VSK46652

VALVE SPRING KIT

Part Number: MEL-VSK46652

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Melling Valve Springs VSK461219T

VALVE SPRING KIT

Part Number: MEL-VSK461219T

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Melling Valve Springs VSK46673T

VALVE SPRING KIT

Part Number: MEL-VSK46673T

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Melling Valve Springs VSK46694

VALVE SPRING KIT

Part Number: MEL-VSK46694

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Cloyes Street Billet True Roller Timing Sets 9-3158AZ-5

Cloyes Street Billet True Roller Timing Sets 9-3158AZ-5

Engine Timing Set, High Performance Timing Set

Part Number: CLO-9-3158AZ-5

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

Melling Camshafts 22423

CAMSHAFT ENGINE

Part Number: MEL-22423

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Melling Camshafts 22425

CAMSHAFT ENGINE

Part Number: MEL-22425

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Melling Camshafts 22205

CAMSHAFT ENGINE

Part Number: MEL-22205

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Melling Timing Chain and Gear Sets 48564T-9

PERFORMANCE TIMING SET

Part Number: MEL-48564T-9

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Sealed Power A-Series Rod Bearings 6-5075A 20

Rod Bearings, A-Series, Direct Replacement, Bi-Metal Aluminum Alloy, .020 in. Crank Undersize, Buick, Chevrolet, GMC, Oldsmobile, Isuzu, Set of 12

Part Number: SLP-65075A20

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Sealed Power Main Bearing Sets 7409M 10

Main Bearings, .010 in. Crankshaft Undersize, Bronze Alloy, Buick, Chevy, GMC, Isuzu, Oldsmobile, 4.2, Set of 7

Part Number: SLP-7409M10

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Melling Guideplates MGP114HP

PLATE GUIDE

Part Number: MEL-MGP114HP

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Enginetech Oil Pumps EPK137

Engine Oil Pump 05-15 BUI/CAD/CHV/GMC/Hummer/IZU/PON/SAB 5.3L/6.0L/6.2L

Part Number: EGN-EPK137

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 Oil Pumps EP295HV

Engine Oil Pump 97-20 BUI/CAD/CHV/GM/GMC/Hummer/IZU/PON/SAB 4.3L/4.8L/5.3L/5.7L/6.0L/6.2L

Part Number: EGN-EP295HV

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

MAHLE Original Oil Filters OC 1421

Engine Oil Filter, Engine Oil Filter

Part Number: MAH-OC1421

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

Standard Motor Products - Timing Gears for 2020-2023 ENCORE GX, 2021-2023 TRAILBLAZER - VVT828

EM- ENGINE VVT SPROCKET

Part Number: SMP-VVT828

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

Trans-Dapt Performance Products Oil Filter Relocation Kits 1827

OIL FILTER RELOCATION KIT 90 DEGREE/HORIZONTAL

Part Number: TRD-1827

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Enginetech Rod Bearings BB157JSTD

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

Part Number: EGN-BB157JSTD

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 V4371

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

Part Number: EGN-V4371

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