Honda Civic Si Valves & Valvetrain Parts
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DNJ Engine Components®Engine ValveEngine Valve by DNJ Engine Components®. Save your time and hassle when replacing your worn out or cracked valve with this superior part expertly crafted by DNJ. Designed to meet or exceed the highest OE standards, the top-notch valve...Designed to replace your worn out or cracked valveLooks, fits and performs just like your OE part$5.47 - $35.88 - Enginetech®Engine ValvesEngine Valves 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 applications, Enginetech...Rigorously tested to withstand years of abuseDesigned with innovative manufacturing techniques$2.32 - $1,839.55
- Melling®Engine ValveEngine Valve by Melling®. Precision engineering, selection of superior grade alloy materials and advanced manufacturing processes ensure that Melling valves meet the exacting specifications required for efficient, durable and powerful...Right for your vehicle and lifestyleMade from high-quality materials for ultimate durability$4.25 - $38.70
- Genuine®Engine ValveEngine Valve 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 materials using state-of-the-art...Made with precision and quality in mindDesigned to meet your specific needs$4.04 - $143.04
- Mahle®Engine ValvesEngine Valves by Mahle®. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you waste your time and gas running out...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$5.60 - $41.23
- Brian Crower®Engine ValveEngine Valve by Brian Crower®. BC valves are made from one piece forgings, where the head of the valve is forged under a two step process to keep a consistent material grain flow. Intakes are made from EV8 (21-4N) steel. This is the...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$22.68 - $285.78
- Brian Crower®Stainless Steel ValvesStainless Steel Valves by Brian Crower®. BC valves are made from one piece forgings, where the head of the valve is forged under a two step process to keep a consistent material grain flow. Intakes are made from EV8 (21-4N) steel. This...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$190.52 - $285.78
- Manley®Sport Compact Race Series™ ValvesSport Compact Race Series™ Valves by Manley®. Race Master, and the Pro Flo versions identified as Race Flo valves, are manufactured of XH-426 material for the exhausts and NK-842 for the intakes. This series of valves is targeted at...XH-426 Stainless Exhaust MaterialNK-842 Stainless Intake Material$26.25 - $790.59
- Nakamura®Engine ValveEngine Valve by Nakamura®. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you waste your time and gas running...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$5.26 - $27.37
- Skunk2®Alpha Series™ Valve SetAlpha Series™ Valve Set by Skunk2®. With fully machined valve heads and hard chrome plating, these Alpha Series valves ensure optimized airflow. They are built from HNV3 martensitic steel (IN) and heat treated EV8 austenitic steel...Ensure optimum sealing, airflow, and stabilityMade from heat treated EV8 austenitic steel (EX) one-piece forgings and HNV3 martensitic steel (IN)$282.80
- Skunk2®Ultra Series™ ValvesUltra Series™ Valves by Skunk2®. Designed utilizing the latest technology, this product by Skunk2 features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured to meet or...Made with precision and quality in mindDesigned to meet your specific needs$509.68
- DNJ Engine Components®Valve LifterValve Lifter by DNJ Engine Components®. 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 replace your malfunctioning partsHelps get your vehicle back to it's original performance$5.95 - $134.77
- Mahle®Valve Stem Oil SealValve Stem Oil Seal by Mahle®. Increasing torque and performance with decreasing consumption and emissions. The development goals in engine construction determine the requirements of modern gasket systems. As a leader in technology, an...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$2.10 - $85.82
- Blox Racing®Dual Valve Spring KitDual Valve Spring Kit by Blox Racing®. 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...Blox Racing valve springs are wound using super clean, chrome silicone alloyDesigned to unlock more performance out of your vehicle$200.00
- Blox Racing®Titanium Retainer KitTitanium Retainer Kit by Blox Racing®. Blox Racing retainers are CNC-machined from the highest quality titanium available on the market. These Ti retainers are machined to exact specifications and help reduce the overall weight of the...Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$196.00
- ITM Engine®Rocker ArmRocker Arm by ITM Engine®. 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. Manufactured from industry-leading materials...Designed with innovative manufacturing techniquesMade with maximum safety and reliability in mind$6.57 - $54.10
- DNJ Engine Components®Valve GuideValve Guide by DNJ Engine Components®. 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 replace your malfunctioning partsHelps get your vehicle back to it's original performance$1.82 - $6.93
- DNJ Engine Components®Valve Stem Oil SealValve Stem Oil Seal 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 with long-term...Designed to restore your vehicle's original performanceProvides superior sealing performance$9.39 - $54.17
- Ishino®Valve Stem Oil SealValve Stem Oil Seal by Ishino®. 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. Manufactured from industry-leading...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$1.82 - $5.04
- Melling®Engine Valve Spring Retainer KeeperEngine Valve Spring Retainer Keeper by Melling®. 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$1.35 - $5.56
- Melling®Stock Replacement Valve SpringStock Replacement Valve Spring by Melling®. Street to circle track, OEM to drag race performance, Melling valve springs cover the market and your requirements. Standard, mid-range, heavy-duty and race ready applications are available...Right for your vehicle and lifestyleMade from high-quality materials for ultimate durability$3.37 - $447.26
- Enginetech®Replacement Engine Valve Stem Oil SealReplacement Engine Valve Stem Oil Seal by Enginetech®. 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$0.86 - $65.18
- Elring®Valve Stem SealValve Stem Seal by Elring®. Dynamic seals round off the product range. Elring can supply many different types of oil seals and valve stem seal in a variety of materials and sizes. For engines, gearboxes and axles - and of course to top...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$0.44 - $40.13
- Victor Reinz®Valve Stem Oil SealValve Stem Oil Seal 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 meet your needs and...Made with precision and quality in mindDesigned to meet your specific needs$2.37 - $68.43
- Corteco®Valve Stem Oil SealValve Stem Oil Seal by Corteco®. 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. Manufactured from industry-leading...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$0.50 - $45.67
- NOK®Valve Stem Oil SealValve Stem Oil Seal by NOK®. 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. Manufactured from industry-leading...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$1.80 - $8.49
- QualCast®Valve GuideValve Guide 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 perfect fit for a...Made from high-strength materials for uncompromising durabilityDesigned to provide an excellent combination of price and quality$2.03 - $9.67
- QualCast®Valve Spring Retainer KeeperValve Spring Retainer Keeper by QualCast®. Beads: 1. QualCast Premium Materials are stamped or machined to exacting tolerances. For extra long life, QualCast finishes include zinc (with green or yellow flash coating), copper, and black...Made from high-strength materials for uncompromising durabilityDesigned to provide an excellent combination of price and quality$0.97 - $4.07
- AE®Valve GuideValve Guide by AE®. 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. Manufactured from industry-leading materials using...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$4.25 - $7.88
- Arai Seisakusho®Valve Stem Oil SealValve Stem Oil Seal by Arai Seisakusho®. Valve stem seal (VSS) is installed in the valve guide in the engine head. And it is preventing that engine oil supplied in a head flows into a combustion chamber by going through a valve stem and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$1.83 - $5.97
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