2003 Chevy Express Valves & Valvetrain Parts
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Sealed Power®Valve Spring Retainer KeeperChevy Express 4.3L 2003, Valve Spring Retainer Keeper by Sealed Power®. Designed utilizing the latest technology, this product by Sealed Power features premium quality and will perform better than advertised. Perfect for your vehicle...Direct replacementManufactured to strict engineering quality standards$0.26 - Genuine®Rocker ArmChevy Express 4.8L / 5.3L / 6.0L 2003, Rocker Arm by Genuine®. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest technologies and manufactured from premium...Made with precision and quality in mindDesigned to meet your specific needs$21.85
- Genuine®Valve Spring RetainerChevy Express 4.8L / 5.3L / 6.0L 2003, Valve Spring Retainer by Genuine®. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest technologies and manufactured from...Made with precision and quality in mindDesigned to meet your specific needs$5.90
- Enginetech®Engine Valve GuideChevy Express 2003, Engine Valve Guide by Enginetech®. The Engine Builder's Source, can locate the right part for nearly any rebuild application. Offering a full line of internal engine parts for domestic, import and high performance...Rigorously tested to withstand years of abuseDesigned with innovative manufacturing techniques$5.75 - $136.02
- SKP®Rocker ArmChevy Express 2003, Rocker Arm by SKP®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great...Precise engineering ensures second to none quality and lasting valueStringently tested with the highest quality standards$12.77 - $12.82
- Apex Auto®Valve Stem Seal SetChevy Express 2003, Valve Stem Seal Set by Apex Auto®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to...Made with precision and quality in mindDesigned to meet your specific needs$13.03 - $19.72
- COMP Cams®Endure-X™ Solid Roller LifterChevy Express X Engine VIN Character V6 2003, Endure-X™ Solid Roller Lifter by COMP Cams®. Today's engines place a greater demand on lifters than ever before. With today’s more aggressive cam lobe designs and increased rpm ranges,...Superior PerformanceSuperior Durability$55.95
- COMP Cams®Hi-Tech™ Rocker Arm StudChevy Express 1500 / 2500 5.3L 2003, Hi-Tech™ Rocker Arm Stud by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by experienced and...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$12.95 - $129.95
- COMP Cams®High Energy™ OE-Style No-Link Bar Hydraulic Roller Lifter SetChevy Express 4.3L With Standard Hydraulic Camshaft With Balance Shaft With 90 Degree Engine 2003, High Energy™ OE-Style No-Link Bar Hydraulic Roller Lifter Set by COMP Cams®. This high-grade product was designed with craftsmanship...Patented Constant Orifice Metering ValveEliminates Excessive Oiling At High Speeds$220.95
- COMP Cams®Link BarChevy Express X Engine VIN Character V6 2003, Link Bar by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by experienced and knowledgeable...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$13.95
- COMP Cams®Push Rod Guide PlateChevy Express 1500 / 2500 5.3L 2003, Push Rod Guide Plate by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by experienced and...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$8.95 - $33.95
- COMP Cams®Retro-Fit Rocker Arm Trunnion Upgrade KitChevy Express 1500 / 2500 5.3L 2003, Retro-Fit Rocker Arm Trunnion Upgrade Kit by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by...Stiffer More Durable 8620 Steel Alloy MaterialCaged Roller Bearings$175.95
- COMP Cams®Rocker Arm with Trunnion UpgradChevy Express 1500 / 2500 5.3L 2003, Rocker Arm with Trunnion Upgrad by COMP Cams®. The original Aluminum Rockers changed the way racing and high performance street engine builders approached valve train design. Now, COMP Cams is...Next gen Rockers increase engine power, enhance valve train stability & improve oilingNew extrusion based on improvements developed through FEA analysis, resulting in an even stronger, stiffer body without compromising mass$536.95
- COMP Cams®Super Lock™ Valve Lock Set with Lash Cap RecessChevy Express X Engine VIN Character 2003, Super Lock™ Valve Lock Set with Lash Cap Recess by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$28.95
- COMP Cams®Valve SpringChevy Express 2003, Valve Spring by COMP Cams®. The valve spring creation process is far more involved than most people realize. Selecting the right metal stock and creating the best design is not done by chance. COMP Cams has developed...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$79.95 - $773.95
- COMP Cams®XD-A™ Adjustable Pushrod Shim KitChevy Express 1500 / 2500 5.3L 2003, XD-A™ Adjustable Pushrod Shim Kit by COMP Cams®. COMP Cams introduces a game-changing method for accurately setting lash or pre-load while using non-adjustable-style rockers. The patent-pending...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$298.95
- Livernois Motorsports®Rocker Arm BaseChevy Express 6.0L 2003, Rocker Arm Base by Livernois Motorsports®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability....High quality at an affordable priceExpertly made from premium materials$176.99 - $247.79
- Victor Reinz®Valve Stem Oil Seal SetChevy Express 2003, Valve Stem Oil Seal Set by Victor Reinz®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind. It will...Made with precision and quality in mindDesigned to meet your specific needs$15.92 - $35.79
- DNJ Engine Components®Valve Stem Oil Seal SetChevy Express 2003, Valve Stem Oil Seal Set by DNJ Engine Components®. Get this top-grade quality replacement for your worn out part from DNJ. Expertly crafted from premium materials, this product is of the finest quality to provide you...Designed to restore your vehicle's original performanceProvides superior sealing performance$11.84 - $21.89
- QualCast®High Performance™ Valve Spring RetainerChevy Express 4.3L 2003, High Performance™ Valve Spring Retainer by QualCast®. Precision Machined From Chrome Moly or Titanium, QualCast High Performance Retainers are specially designed to work with QualCast High Performance Springs....Made from high-strength materials for uncompromising durabilityDesigned to provide an excellent combination of price and quality$3.12
- QualCast®Push RodChevy Express 2003, Type W Push Rod by QualCast®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a...Made from high-strength materials for uncompromising durabilityDesigned to provide an excellent combination of price and quality$3.48
- QualCast®Q Series Valve Seat InsertChevy Express 2003, Q Series Valve Seat Insert by QualCast®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Made from high-strength materials for uncompromising durabilityDesigned to provide an excellent combination of price and quality$3.10 - $3.78
- QualCast®Valve Seat InsertChevy Express 2003, Exhaust Valve Seat Insert by QualCast®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to...Made from high-strength materials for uncompromising durabilityDesigned to provide an excellent combination of price and quality$12.11
- QualCast®Valve SpringChevy Express 2003, Valve Spring by QualCast®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a...Made from high-strength materials for uncompromising durabilityDesigned to provide an excellent combination of price and quality$3.07 - $4.38
- Crane Cams®OEM-Style Stud Mount Rocker ArmChevy Express 4.8L / 5.3L / 6.0L 2003, OEM-Style Stud Mount Rocker Arm by Crane Cams®. High-performance engine builders and street tuners who crave for maximum performance out of their vehicle, choose these top-grade performance...Designed to unlock more performance out of your vehicleBump up engine power to the next level$5.74
- Crane Cams®Push RodsChevy Express 4.8L / 5.3L / 6.0L 2003, Push Rods by Crane Cams®. High-performance engine builders and street tuners who crave for maximum performance out of their vehicle, choose these top-grade performance products painstakingly...$16.31
- PRW®PQX™ Rocker ArmChevy Express 6.0L 2003, PQX™ Rocker Arm by PRW®. PRW Pro Series Stainless Steel Rocker Arms incorporate an exceptional design that provides plenty of clearance for large diameter springs. These stud mount rocker arms are manufactured...Lightweight designPRW RockerLocs included$333.87
- ACDelco®Rocker ArmChevy Express 4.8L / 5.3L / 6.0L 2003, Genuine GM Parts™ Rocker Arm by ACDelco®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$29.38
- PRW®Rocker ArmChevy Express 2003, Rocker Arm by PRW®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a perfect...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$309.87 - $336.87
- ACDelco®Genuine GM Parts™ Exhaust ValveChevy Express RWD X Engine VIN Character 2003, Genuine GM Parts™ Exhaust Valve by ACDelco®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$30.56
Popular Products
- $82.05 - $2,021.07
- $218.45 - $272.02
- $47.13 - $71.62
2003 Chevy Express Models
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